Essays on Layer

The most interesting thing about aging in Renaissance art is there were those who viewed aging as a normal part of life and should be treated with reverence instead of disdain as artists such as Rembrandt chose to depict the elderly in their natural state. While Rembrandt decided to do this in a respectful way, however, many of the Renaissance masters took a more scientific approach as they examined the effects of aging on the human face. In other words the Renaissance period provided artists the opportunity to decide how they wanted to illustrate how a human being aged ...

Chapter 5

The Texas education system raised concern since the declaration of independence in 1836 following the failure of the government to begin the public education system. However, in late 1983, a constitutional amendment that advocated for the provision of bonds by the school fund was passed through voting. Currently, school funds generated an income of approximately $756 million dollars thus, making education facilities more available to the students (Champagne and Edward 16). The dropout rate is the indicator of the holding power of various schools in Texas during that period. Data indicates that 106 counties recorded a reduction in the ...

Are Solar Roadways Viable Technologies for the Future?

Solar roadway refers to road surfaces that are capable of generating electricity through photovoltaic solar power cells (Aggrawal, Mehta and Tiwari 161). One of the existing proposals involves the use of panels that encompass LED signage as well as solar panels that vehicles can be driven on. It is a concept that requires the replacement of roads, highways, sidewalks, driveways, and parking lots with the panels. The layers embedded with LED can be utilized for creating crosswalks and traffic warnings (Hartwig 1). Extra electricity can be used for charging electric vehicles or can be routed into the power grid. ...

The Hanging Gardens of Babylon were built by the king of Babylon Nebuchadnezzar. The gardens were built in 600 B.C. They were built near River Euphrates in the modern Iraq. Exclusive art was involved in the construction as the gardens had been built 75 feet above the ground on a big brick terrace that was square in shape. The brick had been designed in a steps-like theater (Laliberte et al 35). King Nebuchadnezzar had designed the towering gardens with the aim of pleasing his lover. The art was meant to be romantic to Amytis following her admiration for the ...

Homework Assignment 1

Question 1: Explain the key difference between irritation and allergic contact dermatitis. Contact dermatitis refers to a condition in which the skin becomes sore, red or inflamed after direct contact with a foreign substance. There are two types that include irritant and allergic contact dermatitis. Irritant dermatitis occurs after a body comes into contact with acid or alkaline material. It can also be caused by other materials such as a soap detergent, fabric softeners, solvents and any other chemical that get into contact with the body. The irritation is usually confined to the specific area that the body came ...

a) Elements of Ecology In “Kampung Boy”, the author has portrayed an intrinsic biography of a Muslim boy born in Kampong in Perak. How the young boy grows up in rural Malaysia is explained in a vivid fashion, from which the reader is able to draw various inferences on ecological factors and their influence on childhood. The Bronfenbrenner’s Ecological System Model analyses the child development paradigm in a framework of simple yet meaningful relationships with environment. The essay focuses on how these elements have been embedded in the childhood of the Kampung Boy.

The Microsystem

Urie Bronfenbrenner has identified microsystem ...

Reflection and Refraction of Light

REFLECTION: Reflection of light is the change of direction that light experiences when it collides with an object and "bounces." The reflection of light makes it possible to see objects that do not emit their light . There are several applications of the reflection. One example is the "The Laugh House" of an amusement park, the person will probably see a very distorted image in a curved mirror. Similar deformations occur in the concavity of a shiny spoon or on the polished surfaces of a coffee machine or a car. Images look different due to irregular surface curvature; They have ...

In your own words, give the scientific definitions for ‘hypothesis’ and ‘theory.’ What is the difference between the two terms, and what is the difference between the scientific meaning and the way these words are commonly used? (6 points) Scientific hypothesis is some testable claim that aims to explain observed phenomena which were not previously explained by the scientific theories. Scientific hypothesis is formulated to be further tested experimentally. Scientific theory is a set of propositions which explains some natural phenomena and is verified experimentally. Technically, scientific theory is a hypothesis or several hypotheses repeatedly confirmed through experiment. Scientific ...

Introduction

The need for organizations to provide their employees with a work-life balance is increasing every day. Although most companies would love to provide their staff with the opportunity to work from the comfort of their homes, there are various challenges standing in the way. The ability to access company networks regardless of the geographical location presents different benefits such as increased employee productivity, satisfaction but also presents some cons such as security concerns and increasing costs for the company. Developments such as the Cisco Virtual Office Solution have significantly addressed the concerns for many businesses and still provided the ...

HW How does the mechanical property of human bone compare to properties of cattle, horse, and pig? (Compare Modulus of Elasticity, Ultimate tensile strength, Ultimate compressive strength for Tibia and femoral bone) The modulus of elasticity of the human femur bone is 17.6 GPa, which is higher than that of the pig-14.9 but lower than that of the cattle-25.0, and horses-25.5 (Pal 30). Similarly, the modulus elasticity of the human tibia bone is 18.4 GPa, which is higher than that of the pig-17.2, but lower than that of the horses-23.8 and cattle-24.5. Explain how many structural layers exist in ...

Introduction

The Ebola virus has existed for centuries. Like all life forms and viruses, it has been changing and adapting since the beginning of time to survive. Despite this the disease did not make itself known until the twentieth century. However, once the virus revealed itself only three major outbreaks have occurred. There were two in 1976 and one which took started in 2014 (CDC, 2015). The latest outbreak has been the longest and worst, effecting numerous countries such as, Mali, Nigeria, Liberia and Senegal in West Africa (CDC, 2015). This paper will look at the scientific aspects of the ...

INTRODUCTION

One of the most heated debates of the modern era revolves around environmental issues and how best to repair current damages and prevent future damage. Unfortunately this is something of a controversial topic because there are some that heavily support the environment and the protection of it and there are others that actually do not believe that environmental issues are serious at all. That being said addressing a problem that some people will not admit exists is incredibly difficult. This is the case with the modern issues with air pollution.

DISUCUSSION

The air becomes polluted when harmful poisons and toxic ...

(Tutor’s Name) (Assignment)

Summary Report 1

What factors contributed to the problem? Volcanic activity is a major contributing factor to the issue of climate change. The eruption of volcanoes leads to the release of large quantities of water vapor, ash, dust, carbon dioxide, and sulfur dioxide into the atmosphere. In the atmosphere, these sulfur dioxide molecules will react with water vapor leading to the formation of sulfuric acid, which is then spread all over the world through winds. The sulfuric acid formed in the atmosphere can significantly affect the amount of solar radiation entering the Earth’s surface and thereby the ...

Introduction

Are humans threatening the survival of our planet by disrupting the ecosystem? Marvin Gaye and the public believed this to be the case in the 1960’s and 1970’s when the modern Green Movement first began. Gaye sang “Poison is in the wind that blows from the north and south and east. Radiation underground and in the sky, animals and birds live near by all die. What about this crowded land, how much more abuse from man can we stand?” . Greenhouse effect, ozone layer depletion, ocean poisoning, topsoil depletion, food chain poisoning, acid rain, pollution along with demands ...

IT 331 Week 2

IT 331 Week 2 Describe the series of connections that would be made, equipment and protocol changes, if you connected your laptop to a wireless hotspot and opened your email program and sent an email to someone. Think of all the layers and the round trip the information will likely make. The first thing you need to do is to turn on the wireless hotspot and to search for the available Wi-Fi connections. Choose the needed one and enter the required login and password; this information acts as the encryption key that transmits traffic. Then, open the email app; ...

Introduction

Numerous types of color processes in film has been witnessed throughout time. It is evident that some color has been more successful in film than others. As a matter of fact, some colors have remained dominant for an extended period while others fade away quickly if not required. In the future, the film industry will go ahead to experience advanced technology that will enable filmmakers to use more attractive and sophisticated colors. Probably an essential point to remember is that the evolution in film has been undergoing a gradual transformation since time immemorial. Like a century ago, people thought ...

Overview

Technology has both positive and negative implications on the lives of the people. The proliferation and advancement of technology tools have enormous effects on the lives of the people with respect to the odds of space and time thereby influencing the nature of social interactions. In particular, the technological advancements have direct effects on social evolution and social interaction across the globe, especially on the internet. The relationship between technology and social development results in the new realities of the individuals and the society. In particular, the relation between the society and technology encompasses the social networks sites, modern ...

Hawai'i was the 50th state to join the USA. It comprises 132 islands and is said to be the home of volcanic islands. These islands reside in the Central Pacific Ocean. Moana Loa is one of the top most active volcanoes that had formed the island of Hawaii in the ocean (Networks, 2016). The movement of plate tectonics has resulted in the volcanic eruption and, however, the volcano towering and presence of valleys had a significant impact on the economic value.

Theory of plate tectonics

Plate tectonics theory explains that upper layer of the earth’s surface is segregated into various plates that ...

A critical Evaluation of the response to Deepwater Horizon oil spill

Introduction The oil industry plays a significant role in providing the oil used as fuel in other major industries that drive the economy. Due diligence and utmost care are among the guiding principles that regulate the industry as any problem may have adverse effects on the environment as well as human and animal life. However, due to unavoidable circumstances, the oil spillage sometimes occurs with devastating results on the seabed and the animal life that lives under the waters. The Deepwater Horizon is one of the worst accidents that happened in the oil production and processing industry. It happened ...

Part A

Process, SEQ Water (2016) The flash tank: The water from the river flows to the flash mixer where it is mixed with caustic soda and alum chemicals. The rate of chemical used depends on some sediments and wastes contained in the water. Flocculation chamber: In the flocculation chamber, smaller chemical particles undergo a gentle mixing process allowing them to mix and form large particles known as floccules made up of clay and silt. Floccules enter the sedimentation tank and settle at the bottom of the tank where they are separated and pumped out of the sedimentation tank through a ...

Thin Layer Chromatography of Amino Acids

Introduction The technique used for this experiment was thin layer chromatography (TLC). TLC is used to separate components of a mixture (Clark, 2016). The purpose of this experiment was to identify an unknown amino acid. The components will have different affinities to the stationary and mobile phases. The various components will travel at different rates based on their affinity to either the mobile or stationary phase (Clark). A polar stationary phase is used in TLC experiments and the mobile phase can be a combination of solvents or just one solvent (psu.edu, n.d.). TLC can also be used to monitor ...

Abstract

The report below provides a comprehensive analysis of Global Finance Inc.’s (GFI) network. It provides an overall description of the network based on the network diagram provided. The report also conducts a risk assessment on the network. The main purpose of the risk assessment is to discuss the risks resulting from the network design and configuration. In total, the assessment identified four apparent risks and the report provides proper mitigation techniques for the organization. The main purpose of the mitigation techniques is to improve network security and reduce financial losses resulting from network downtimes. The report also discusses ...

Source: InfoSec Institute Web article, January 2016

Summary: This article was about Information security governance and Risk Management in CISSP domain. In the article some basic guiding principles for the security are highlighted, the security's fundamental principles revolve around the CIA i.e. confidentiality, integrity and availability. Confidentiality confirms that the data is confidential through personal identifying information, integrity ensures the accuracy of the data and it is not modified by anyone else and finally availability ensures that whenever the data is needed, it is available i.e. no DOS attacks or any other attacks stops the access of the data. The risk management talks about the analysis ...

Reply 1

Indeed nothing truer can be said about the importance of security in a computer network. Unlike the world of past years, nowadays most companies store their sensitive information on their computer networks and the cloud which exposes them to potential data security threats (Kaufman 2009). Loss of such information can be overly costly for the company and as such wins security the top priority in the list of considerations for a good computer network design. While other aspects of the network such as the convenience of using the network also do count, the losses one is likely to suffer ...

Introduction

Networks and computer systems are imperative to establishments in the present age. They have managed to simplify sending and receiving of information and colossal data processing over very short time periods. However, they are always facing threats and attacks from hackers. Dangers to the computing environment, network, and the database comes from everywhere. In such a high stake facility, it is critical to ensure that the main threats are identified and mitigated. The major threats can come from three areas: the physical installation, the users, and malicious attacks. The five top threats to the new network will be the ...

Overview

Polyvinylidene fluoride is one of the polymers that are used as membrane material. This is because of its outstanding properties. Besides its comparatively high amount of fluorine, the polymer also has a high level of crystallinity. The result of these properties are exhibited in the performance of the Polyvinylidene fluoride polymer. For instance, the chemical stability of Polyvinylidene fluoride in chlorinated solvents and environments that are highly caustic and acidic is very high. Another property of the polymer is its hydrophobicity. This means that it is not compatible with water. This would create challenges if the polymer were to ...

Viable basement and foundation scheme

Given that the proposed structure is a steel building, the foundations will be driven piles supplemented by ground beams also driven into the basement walls. On the other hand, the basement will be built from steel sheets since these are highly cost effective and most ideal to retain the structure. In such a case, a viable foundation scheme is proposed.

Foundation scheme and justification.

First of all, a pile foundation is essential since it is capable of supporting heavy concentrated loads compared to spread footings. End-bearing driven piles are preferred instead of friction piles since they will be pushed into the ground using ...

Introduction

The daily human experience is a sort of interplay between the various elements found in the natural environment. One of these environments is arts, which comprises the various images that inform an individual’s visual cultural experience on a day-to-day basis. Some of the sources of this visual experience include advertisements on television, billboards, magazines, and street signs. Other platforms include movies, architectural designs, photography, and so on. On this basis, it is correct to say that the art of seeing and looking significantly contributes to an individual’s visual cultural experience.

Inventory of Visual Information, Media, and Art

Undoubtedly, seeing and looking are the two ...

Critical Analysis for Management

Introduction Organizations are entities that comprise of people and/or systems. Organizations are neither a completely harmonious setting nor or they battlefields where conflicts define their structure. Instead, organizations can be stated as something which political negotiations define. Essentially, the very survival within an organization is an act that is heavily influenced by politics. Human and material resources together form an organization. Out of these two most important resources, it is the human resources of the organization who work in transforming the material resources into an end- product or service. For transforming the material resources into finished goods or services, ...

The Exxon Valdez oil spill occurred on the 24th of March 1989 in Prince William Sound in Alaska. The Exxon Valdez an oil tanker was on route to Long Beach, California when it hit the Bligh Reef in Prince William Sound. The accident caused between 11-38 million gallons of crude oil to spill into the ocean in the next few days. Response to the disaster was slow due to Prince William Sound only being reachable by boat, helicopter, or plane. The identified causes of the spill are (1) The failure of Exxon to oversee the master, along with ensuring ...

Skimming and penetration pricing strategies are used by the company when it is launching a new product into the market, but there are many differences between these two pricing strategies. In price skimming strategy, the company focuses on setting higher price for the product when introducing it to the market, and then decreasing it gradually. In this strategy, price is set high for skimming maximum revenues. The revenues are, however, skimmed layer by layer from the market segments that are willing to pay higher price; the organization in this way profitable sales though they are fewer in number (Kotler, ...

Rapid prototyping is a set of various techniques that is usually used for fabricating a model or a sample using 3D computer aided design. The rapid prototyping allows prompt and effective collection of data necessary to produce a sample or a particular detail. Historically, the method was used to convert drawings into fabricated samples and details. However, the entire group of techniques is comparatively recent, as the first available options became available with the advancement and penetration of digital machines. The development in rapid prototyping is a result of progressing technological advancement and a high demand in machine tool ...

Problem Statement

There are a number of reasons, defined by the ethical as well as the economic and the political scenes, for the non-diminishing interest in addressing the gap between the rich and the poor. "The rich get richer and the poor get poorer" is an aphorism, which outlines the major views on economic inequality and the criticism, seen in academic and business literature, towards the philosophy of free market and capitalism in general. One of the principal works, laying the foundation for the discussion, is the work by Thomas Piketty, Capital in the Twenty-First Century (2014), who places the idea ...

Tele-Medicine in a Satellite Facility

Telemedicine is an old concept but new technology that enables a healthcare provider at one location to provide basic healthcare services such as diagnosis, intra-operative assistance, and medical consultation to patients, physicians or paramedical staff in a satellite or remote facility. Most researchers and scientist believe that there is no substitute for patient-doctor face to face interaction; however, telemedicine could be used to manage a few medical cases efficiently and remotely. In first prototype of telemedicine was introduced in the 1980’s in the form of slow-scan images, facsimile machine or telephone (Hsieh, & Hsu, 2012).The mode of communications ...

Rapid prototyping is the most convenient way to get a replica of a three-dimensional design CAD-generated 3D application way.

These physical models can be only aesthetic and useful for the study of the potential market of the product, or they may meet some or most of the mechanical requirements which would have the final piece, offering, in this case, the possibility to perform functional tests and approval before there even preliminary molds. That man made his hands the means that would shape the objects that determine their evolution, devised object, the object designed: tools, utensils, art, and beauty, among others. Use of science was done to create the elements that should give matter and harmony with their creations. ...

Multiple choice questions

Multiple Choice Questions

Increased erythropoietin production Increased heart rate Increased cardiac output Enhancement in oxygen extraction The answer for this question is b. increased heart rate. A reduction in tissue oxygenation as happens in anemia stimulates increased production of erythropoietin through a complex feedback mechanism. Increased production of erythropoietin enhances erythropoiesis in anemia. Increased extraction of oxygen in anemia is a compensatory mechanism that is mediated by an increase in 2, 3-diphosphoglycerate concentrations. Increased cardiac output is the main hemodynamic compensatory mechanism in anemia that aims to increase blood flow to the body organs. An increase in heart rate ...

Section 1

HIPAA Privacy Rule and Security Rule The Privacy Rule applies to protected health information (PHI) or health information that can help identify an individual, created or received by covered entities (CE), which include health plans, clearinghouses, Medicare prescription drug sponsors, and health care providers who electronically transmit information. However, the employees of these covered entities are excluded from this while the business associates of these covered entities are subject to some provisions of the rule. The use and disclosure of PHI by the covered entities requires written authorization by the individual as it is governed by the Privacy Rule ...

World Affairs: The United Nations

Introduction The United Nations (UN) was established as an international organization on 24 October 1945 having several functions. The UN operations and membership are both extended worldwide. UN headquarters is in New York City and has other regional offices in Geneva, Vienna, and Nairobi. Arabic, Chinese, English, French, Russian, and Spanish are the official languages of the member countries. The UN's predecessor was the League of Nations that kept peace and cooperation between the nations of the world. The organization gets its finance from member states voluntary contributions, and it has six fundamental bodies. The General Assembly as the ...

[Your College & University Name] [Date Here] Introduction: The roof of Hartford Civic Center Coliseum, in Connecticut, USA, collapsed in the early morning of January 18, 1978, during a freezing rain storm after a period of snow. Any loss of life or injury was averted, as the building was empty at that time. However, six hours earlier, on the evening of 17th January, the coliseum was filled with around 5000 basketball fans. Thus, a major disaster was averted (Gammell,B., n.d.). Though the snowstorm was strong, heavy snowstorm occurs in Hartford, Connecticut. The failure of the roof after only 3 ...

[Your Name Appears Here] [Your section appears here] [Professor’s name appears here] [Date Appears Here]

Heart is one of the most important part of the body. It performs many vital functions that are essential for life. Without the functioning of heart there is no life. Heart is also considered as the pumping organ of the body. The main function of heart is to pump the blood throughout the body ("The Heart (Human Anatomy): Picture, Definition, Location In The Body, And Heart Problems"). Inside the body blood is considered as the most important mean of transport of oxygen ...

Overpopulation is the most serious problem faced by humans today. Population continues to expand at an alarming rate forcing depletion of natural resources. The demand for food, shelter and water causes havoc on the natural biodiversity of the Earth. Many species of plant and animals are eradicated and the freshwater resources are drained beyond recovery. The existing resources are not sufficient to sustain the increasing population. The increase in the demand for consumption of goods has led to a change in the cultivation pattern resulting in biological imbalance. Changes in the size of population affect all issues which range ...

Determine the importance of understanding the Transmission Control Protocol / Internet Protocol (TCP / IP) and Open Systems Interconnection (OSI) Reference models from the perspective of an ethical hacker. Transmission Control Protocol/Internet Protocol reference model govern communications across different computers on the internet. The user gets to understand the process of packaging, sending, and receiving communication. The main TCP/IP protocols include HTTPS, HTTP, and FTP. On the other hand, the Open Systems Interconnection reference model plays the role of characterizing and standardizing communication between two computers on the internet. OSI helps guide vendors and network developers to ensure the ...

Ethics are individual beliefs regarding what is bad and good or wrong and right. In the workplace, ethics usually has an effect on individual behavior. Social responsibility is the way that a business strives to balance the commit that it has to persons and groups in its social environment. The approaches to social responsibility and ethics include; the proactive stance, the accommodative stance, the obstructionist stance and the defensive stance (Giacalone & Thompson, 2006). There are various pricing strategies which businesses adopt so as to increase profits and customers. This paper will discuss the approaches to social responsibility and ethics, ...

Bronfenbrenner’s Theory of Ecological Systems analyzes the development of a child within the larger framework of relationships that define the surrounding environment in general. In this regard, Bronfenbrenner classifies the environment into a set of distinct, carefully defined and complex layers, with each having a particular effect on the development of the child. Emphasis is placed on the fact that the biology of the child is a key factor behind his or her growth and development. The factors at play in the process include the family, both nuclear and extended, which defines the community in which the child ...

Internal vs. External Penetration Tests

Penetration testing is a form of practice aimed at improving the security system of an organization by testing the computer systems, web application, network, and databases to establish possibilities of an attacker exploiting the system vulnerabilities. Two types of penetration testing exist, the internal and the external testing. The external penetration testing aims at determining the possibility of a remote attacker to access the internal network by accessing specific crown jewels and servers within the system’s internal network. It exploits the external perimeter of the technology, people, and process and systems connected to the public network infrastructure. The ...

Introduction

The Middle East id the motherland of all the petroleum products in the world that comes in the form of crude oil undergoes fractional distillation and hence refined in various industries to get the petroleum products. Pollution involves the interference of either the soil, air, sound or even water. Some of the causes of pollution in the region are as discussed below. 1. Air Pollution The air is affected by the emission of the exhaust fumes from the industries, facilitating the drilling of oil. (Shuval and Hassan 14) Air pollution is also facilitated by the emergence of some of ...

English astronomer W. Herschel discovered planetary nebulae in about 1783. Nebulae received the name "planetary" on account of their external similarity with the images of distant planets, light wheels of which are different from the point images of the stars. “A planetary nebula is a beautiful object created during the final stages of the life of a star whose birth mass was between 1 and 8 solar masses” (“Planetary Nebulae”). A planetary nebula is an astronomical object consisting of an ionized gas shell and the central star, a white dwarf. All planetary nebulae originate from stars that are in ...

Action Plan and Contingency Plan

Action Plan The action plan for Apple, Incorporated is to diversity its product mix as well as increase customer loyalty and expand its share in the mobile market. in the mobile market. The objective for the action plan will focus on 2 items: a) To expand sales to persons who do not own Apple's products and b) To develop and produce a new product or products which can help it to diversify its product mix. The strategy for this plan will include expansion of the company's marketing and distribution network to reach more consumers in unsaturated markets. Second, the ...

Lab 2 – Water Quality and Contamination

Abstract In this lab, the water quality, contamination, and treatment were investigated. The ability of contaminants (oil, vinegar, and laundry detergent) to remain in the water after passing through the ground was examined. Also, the simple filtering procedure was assessed for its effectivity in purifying water contaminated with soil. The quality of tap water, Fiji, and Dasani bottled waters by the content of ammonia, chlorides, iron, phosphates, total alkalinity, total chlorine, total hardness, and pH was analyzed and compared. All of the studied contaminants proved to remain in the volume of water after passing through the soil; the proposed ...

Anthropology is the study of humankind throughout history. There are currently four subfields of anthropology (1) cultural anthropology which is the study of human behavior and cultural patterns within a society (2) physical anthropology is the study of humans as biological specimen (3) linguistics refers to the study of human language and how it has evolved throughout history. This includes the grammar and syntax used, and the relationship between culture and language (4) archaeology is the study of materials such animal and human remains, artifacts, and plants. This paper will be looking at Archaeology. Archaeology looks at materials found ...

Abstract

This examination paper acknowledges the spectacular diversity of reproductive adaptations for survival of various categories of land plants. It describes a typical life cycle of a land plant that reproduces via spores. It also identifies the different parts of Plant organs and their functions such as cell organelles, parts of a land plant, and epidermal cells. A microscope is an important tool for examination of biological specimens, including cell’s internal structures called organelle and is important in magnifying the focused area. Plants are classified into four main groups, namely, ferns, mosses, flowering and confers. This paper finds that ...

Abstract

In this paper, the author identifies at least three security-related threats and various recommendations how they can be addressed. So far, there were three man security threats that were identified. The first one was the outdated-ness of GFI’s front end system. The recommendation for this was for GFI to invest more in the creation of a team that would develop a dynamic, high quality, and more secure front end system, one that is suited to today’s speed and design standards. The second risk was the presumed use of a common cryptographic passphrase for all of its departments. ...

Question One

People tasked with developing secure cryptography typically take part in various functions to ensure a secure system is created. They design, analyze, and even attempt to break their cryptographic systems (Mone, 2013). These security experts not only develop encryption algorithms but they also seek ways to bypass these algorithms. This act of breaking and bypassing their cryptographic systems is usually a means of testing to determine areas of vulnerability hence better development. On the other hand, the individuals who strive to break cryptographic systems are often viewed as malicious. This perception is usually due to the large number of ...

Summary of Chapter 12

Introduction Yescombe presents on Chapter 12 issues between the lenders and the Project Company related to Cash-Flow Controls, Security and Enforcement (202). The author posits that the Public Authority has to review the lenders’ documents to make sure there will be no impediments for the Project Company to carry its mandate. Control of Cash Flows: The Project Company’s cash flows is closely controlled by the lenders, as they will depend on the residual flows to receive their payments (Yescombe 202). The lenders control expenditures via the Disbursement Account, which receives the inflows from equity and loans, and is ...

Shaun of the Dead's narrative follows a classic pattern of equilibrium, disequilibrium and equilibrium. This scene is part of a sequence that establishes the disequilibrium in the narrative by establishing a post-apocalyptic setting that the main characters must contend with. This clip opens at 51:51 and ends at 53:56 (“Shaun of the Dead”). It begins with Shaun racing outside of his house away from a zombie who has attacked him. His friend Ed comes following after, with his car key in hand. Two unassuming guys are suddenly in an unfathomable situation and taken by fear as they narrowly escape ...

Ultraviolet light (UV light) is a type of electromagnetic radiation that is located between visible light and X-rays in the electromagnetic spectrum. It is invisible to the human eye, and has a frequency greater than that of visible light but lesser than X-rays. It has a wavelength ranging from about 10 nm to 400 nm (ISO, 2007). UV light is a part of the radiation that comes from the sun. It can also be produced artificially by electric arcs, black lights, tanning lamps and mercury vapor lamps. The name Ultraviolet literally translates to “beyond violet”, as it has a ...

Communication System

The key elements of a data communication system are the source, the transmitter, the transmission system, the receiver and the destination. The source will be used in the generation of the data to be transmitted. The transmitter has a purpose of transforming and encoding the data into signals that can be transmittable for example the transformation from a digital bit stream to the corresponding analogue signal. The transmission system serves the purpose of carrying the data and it can be in terms of a transmission line or a complex network connecting the source and the destination. The receiver will ...

A lot has been said and written about global warming. Almost every day new hypothesizes urge, refuting the old ones. People are constantly afraid of what awaits them in the future. There is a good saying that may applied here: “We are so long and terribly afraid that it is no longer scary”. Many statements and articles are openly conflicting and thus misleading. For many, global warming became a global confusion and many decided to let go the theme of the climate change. Therefore, it is important to systematize the existing knowledge, creating some kind of a global warming ...

Definition of Coatings

Coating is the process whereby one material is used to continuously cover another surface. According to Dewo et al. (2015), coating is a surface modification approach that involves the addition of a new material onto the surface of a substance or element that is at risk of corrosion.

Formula: Rusting of Iron.

iron + oxygen + water ==> hydrated iron(III) oxide (RUST) 4Fe(s) + 3O2(g) + xH2O(l) ==> 2Fe2O3.xH2O(s)

Different Types of Coatings

The process of coating utilizes multiple films of coatings as primers and top layers. The purpose of each layer is particular; however, the layers often interact with one another (Özçam et ...

Protection of Ozone Layer

Ozone layer refers to natural gas in the upper part of the atmosphere and is made up of three oxygen atoms. It prevents harmful effects of the ultraviolet rays from harming humans and other organisms on the planet. It is normally found in the stratosphere. However, research and studies reveal that there is a gradual depletion of the ozone layer. Ozone layer can be protected through international and domestic action. For instance, there should be a restriction of imports or exports, and manufacturing of chemicals that will deplete the ozone layer. This can be easily attained by registration and ...