The Processor Process: – Process is the operation of data or information as per given instruction. It is totally internal process of the computer system. CPU (Central processing Unit) is the main processing device of the computer The main unit inside the computer is the CPU. This unit is responsible for all events inside […]
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A computer is an electronic machine that works under the instructions given by us. In order to perform any work, a computer follows three steps: Input – Process – Output. It can accept data (Input), manipulate the data according to specified rules (Process) and produce results as information (Output). To put it more clearly: 1.
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MEANING OF INFORMATION Information is stimuli that have meaning in some context for its receiver. When information is entered into and stored in a computer, it is generally referred to as data. After processing (such as formatting and printing), output data can again be perceived as information TYPES OF INFORMATION Oral information Written information
Data is a raw fact that needs to be processed. it is called raw and unorganized facts. It is useless until it is processed and well organized. TYPES OF DATA 1 numerical data: These are mainly numbers such as 0,1,2,3,4,5,6,7,8,9 Alphabetical data: These are mainly letters A_Z and other words formed these letters e.g. father,
Cold Boot: when the user switches on a computer after it has been power off completely, Warm Boot: when the user restarts the computer. When the booting process takes place, it copies kernel and important instructions of an operating system from hard disk to main memory (RAM). The kernel is the most important part of