One of benefits of the method is the small volumes of data that are accessed by utilizing DNA patterns. Experimental results and security assessment experiments indicate that the method suggested has an ideal level of security. With development of computer networks and the increasing use of Internet‚ the discussion of security in transferring data has been put forward as one of important subjects. The reason for it is the accessibility of data in Internet‚ and their easy access by authorized and unauthorized
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Computers – An Introduction A computer is defined as an electronic device that accepts input‚ processes it as per the given instructions and produces meaningful output. The term computer is used to describe a device which is combination of electronic and electromechanical devices. It is derived from the word “Compute” which means Calculation. “Charles Babbage” is known as the father of the computer. Data and Information Data refers to raw facts that are gathered and fed to the computer. A computer
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Introduction of Computers What is Computer. Computer is an electronic machine‚ which accepts instructions‚ commands and information‚ based on the information process the given information at Ultra High Speed and produce the result on the screen and printer. Qualities of Computer. Possess the following:- a. Ultra High Speed b. Accuracy c. Huge Capacity for Storage d. Decision Making Ability Main Parts of Computers. Following are the main parts
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A computer system consists of mainly four basic units; namely input unit‚ storage unit‚ central processing unit and output unit. Central Processing unit further includes Arithmetic logic unit and control unit‚ as shown in the figure:. A computer performs five major operations or functions irrespective of its size and make. These are • it accepts data or instructions as input‚ • it stores data and instruction • it processes data as per the instructions‚ • it controls all operations inside a computer
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Task-1 Aim: To Identify the peripherals of a computer‚ components in a CPU and its functions. Draw the block diagram of the CPU along with the configuration of each peripheral and submit to your instructor. Description of the Computer Components: "computer" is a collection of devices that function as a unit. The most basic collection includes a Computer CPU‚ a Monitor‚ a Keyboard‚ and a Mouse. The Computer CPU is normally a rectangular box that sits on your desktop (called a "Desktop Case")
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PARTS OF THE COMPUTER All computer systems need two types of parts that work together to make them run. These parts are: 1. Hardware - The hardware is the part of the computer you can touch and see. Eg: Keyboard‚ Mouse‚ Hard disk etc. 2. Software - The software is a part of the computer you cannot touch but is very important. The software is all the programming that makes the computer run; controlling everything that the computer does. Common
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Introduction to Computers What is a computer? An electronic device for storing and processing data‚ typically in binary form‚ according to instructions given to it in a variable program.. Many people believe that knowing how to use a computer‚ is one of the basic skills needed to succeed in the workplace. In order to use the computer it is necessary to understand how the computer works. Hardware | Computer hardware is made up of the equipment used to make up you computer unit. These parts
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Peter Norton’s Introduction to Computers‚ 6e End of Chapter Solutions Chapter 3 Chapter 3; Lesson A Solutions Key Term Quiz 1. In computer use‚ the skill of typing is often referred to as _________________. 2. IBM-compatible PCs have 10 or 12 _________________ keys. 3. In many programs‚ an on-screen symbol called a(n) __________________ or a(n) _________________ shows you where you are in a document. 4. A(n) _________________ is a temporary storage area that holds data until the CPU is
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Running head: Computers COMPUTERS BY Eunice 10/20/13 Introduction An English writer named Richard Braithwaite first recorded the word “computer” in his book entitled “The young man’s gleanings”. Computers are now the most common electronic device among individuals and businesses in the world. Computers serve as a means of solving sophisticated problems easily and quickly. Now the forensic science department also use computers in their investigations. And banks also stopped counting money
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paragraph‚ the writer wrote general statements about “Mickey Mouse” and then narrowed down to his/her opinion instead. What I understand by reading the introductory paragraph is that the writer assumes that “Mickey Mouse” is a bad influence towards the society and should be banned. A proper way to end this paragraph would be clearly by stating in what ways “Mickey Mouse” becomes a bad influence to the society or the basic reasons why “Mickey Mouse” should be banned and then explain it further in the upcoming
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