INTRODUCTION Computer is defined as a combination of electro-mechanical devices (Hardware) capable of accepting data or information‚ processing‚ storing‚ and providing output under the control of some instructions and commands called programs (Software). Computers are machines that perform tasks or calculation according to a set of instruction or programs. Introduce in 1940s the first fully electronic computers were huge machines that required teams of people to operate. Compared to those early
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A. VOLATILE MEMORY Volatile memory‚ also known as volatile storage‚ is computer memory that requires power to maintain the stored information‚ unlike non-volatile memory which does not require a maintained power supply. It has been less popularly known as term Dynamic random access memory (DRAM) is a type of random access memory that stores each bit of data in a separate capacitor within an integrated circuit. Since real capacitors leak charge‚ the information eventually fades unless the capacitor
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Horses Computer viruses are man-made program or a piece of code which can load onto your computer without your knowledge and cause damage to your computer system. The dangerous part of the computer viruses is they are attached to a file or program‚ which means the computer viruses will not running until you click the file or program‚ and even more dangerous type of viruses is one capable of transmitting itself across networks and bypassing security system. Worms are similar to computer viruses
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------------------------------------------------- COMPUTER APPLICATION 1. How has the computer impacted the industry? Computer is an electronic device that complex and has many advantages. It is suitable to be used as tools to assist teachers in teaching and learning as it is capable of receiving and processing data. Computers also help instructors achieve effective teaching and learning if used systematically.The lessons included with the latest teaching aids will increase the students’
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Everyone has the right to privacy. Ethics is a branch of philosophy which seeks to address questions about morality; that is‚ about concepts such as good and bad. Some common issues of computer ethics include Intellectual property rights‚ privacy concerns‚ and how computers affect society. One problem is that many domains are being bought and sold to the highest bidder. Personal information has become more important in transacting business‚ and it’s available to many people and organization. The
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What are the Parts of Computer? The Parts of a Desktop Computer are: 1. System unit The system unit is the core of a computer system. Usually it’s a rectangular box placed on or underneath your desk. Inside this box are many electronic components that process information. The most important of these components is the central processing unit (CPU)‚ or microprocessor‚ which acts as the "brain" of your computer. Another component is random access memory (RAM)‚ which temporarily stores
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Computer Science vs. Computer Engineering Moving from High School to college is often a rollercoaster on the mind of most students. After the appliance and acceptance process‚ we then encounter a bigger question: What will our major be? As a computer and technology lover‚ I had a hard time understanding and choosing between computer science and computer engineering; even though I already knew that I wanted to study computers. People often think that studying computer science is the same as studying
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online signature‚ digital signature 1. an electronic indication of a person’s intent to agree to the contents of a document‚ message‚ or data record 2. a person’s name written with one’s own hand utilizing electronic technology 3. the act of signing one’s name in an electronic format Learn more about e-signature definition. E-Signature Software RightSignature is the leading‚ all-in-one electronic signature solution trusted by small businesses and Fortune 500 companies. Learn about e-signature
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Classifications of Computers According to the U.S. Census "Forty-four million households‚ or 42 percent‚ had at least one member who used the Internet at home in 2000" (Home Computers 2). Today‚ no doubt‚ even more family members in the United States use computers. Most people are aware of the desktop computers which can be found in the home and in the workplace. What are the different types of computers and what are their purposes? Computers can be classified into three different categories
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Table of contents Introduction……………………………..……………..1 Task1 The Media Used…………………………………………………….2 The Connectors Used…………………………..…….2 The Cost of cabling and installation…………………2 Fig. 1…………………………………………………….3 Recommandation……………………………………….4 Task2 Data Transfer rate and/or Memory Storage space..5 Hardware options……………………………………..5 Cost of Purchase and installation…………………...5 Fig .2 ………………………………………………….6 Recommandation……………………………………..7 Task3 Security Issues………………………………………8 Protection from
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