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Operating System (O.S)
An operating system is the complete set of programs written to utilize the computer resources in an optimal manner. The operating system supervises the sequencing and processing of programs, takes part in file management and helps to cut down the idle time of the CPU to a bare minimum. To execute a job successfully, the user needs a variety of assistance from the O.S. which can be specified in the following steps:
The motivation for the development of the Operating System is related to the basic difference in speed between computer systems and human operator. Operating System was designed basically to automate the computer operations.
Depending on the type of operating systems, various facilities like Batch Processing, Multiprograming, Time Sharing, Virtual Memory may be made available to a user.
Compiler A compiler is a special program which translates programs written in high level language into machine language. The original program is called the source progra
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Program Planning (Preparation of a Flow Chart) A flow chart is a graphic method for indicating a proposed or actual solution to the problem. A flow chart shows the steps a comp
FMS CONTROL-DISPLAY UNIT: The CDU provides a means for the crew to communicate with the FMC. It contains pushbutton key controllers and a display screen. The keys are of two
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TELECOMMUNICATIONS STANDARDS: They are defined internationally by the CCITT (Consultative Committee for International Telegraphy and Telephones), but to deal with the rapidly
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Input/output (I/o) unit: This unit provides the interface between the computer and the computer peripherals. A computer peripheral is any unit, which is attached to, but is no
Fundamentals of IT 1. How do you insert a symbol in a Word document? 2. Explain absolute cell addressing? 3. Discuss Custom List? 4. Explain applications of Multimedia
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