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Computer – RAM
Random Access Memory RAM (Random Access Memory) is the internal memory of the CPU for storing data, program, and program result. It is a read/write memory which stores data until the machine is working. As soon as the…
Read More »Computer – Memory
Computer – Memory A memory is just like a human brain. It is used to store data and instructions. Computer memory is the storage space in the computer, where data is to be processed and instructions required for…
Read More »Computer – Output Devices
Computer – Output Devices Following are some of the important output devices used in a computer. Monitors Graphic Plotter Printer Monitors Monitors, commonly called as Visual Display Unit (VDU), are the main output device of a computer. It…
Read More »Computer – Input Devices
Computer – Input Devices Following are some of the important input devices which are used in a computer − Keyboard Mouse Joy Stick Light pen Track Ball Scanner Graphic Tablet Microphone Magnetic Ink Card Reader(MICR) Optical Character Reader(OCR)…
Read More »Computer – CPU
Computer – CPU(Central Processing Unit) Central Processing Unit (CPU) consists of the following features − CPU is considered as the brain of the computer. CPU performs all types of data processing operations. It stores data, intermediate results, and…
Read More »Computer – Components
Computer – Components All types of computers follow the same basic logical structure and perform the following five basic operations for converting raw input data into information useful to their users. S.No. Operation Description 1 Take Input The…
Read More »Computer – Types
Computers can be broadly classified by their speed and computing power. S.No. Type Specifications 1 PC (Personal Computer) It is a single user computer system having moderately powerful microprocessor 2 Workstation It is also a single user computer…
Read More »Computer – Generations
Computer – Generations Generation in computer terminology is a change in technology a computer is/was being used. Initially, the generation term was used to distinguish between varying hardware technologies. Nowadays, generation includes both hardware and software, which together…
Read More »Computer – Applications
Computer – Applications In this chapter, we will discuss the application of computers in various fields. Business A computer has high speed of calculation, diligence, accuracy, reliability, or versatility which has made it an integrated part in all…
Read More »Computer – Overview
Computer – Overview Today’s world is an information-rich world and it has become a necessity for everyone to know about computers. A computer is an electronic data processing device, which accepts and stores data input, processes the data…
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