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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.
Communications Programs : By communications programs, we mean those programs which allow a computer to communicate via a transmission cable to another electronic device. Here we d
They are particular register instructions. They are used to load bytes or sequences of bytes onto a register. LODS (LODSB) (LODSW) LAHF LDS LEA LES LODS (LODSB) (LODSW) INSTRUCTION
Mobile telephone networks started with analog technology. Analog cellular networks were known as first generation (1G) networks. Such networks had limited capacity, and were subjec
OVERALL FUNCTIONS : There are three points that must be borne firmly in mind when considering the use of computers in laboratory management. Overall Function This includes
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Question 1 What are the five subscriber-related signaling functions performed by the operator? Question 2 Compare Microprogrammed control and Hard-wired control Que
QUESTION (a) What is an abstract data type? (b) Give two limitations of the array implementation of lists. (c) Give the major disadvantage of the dynamic implementation o
Write a half-page summary explaining IP spoofing.
Message Quality and Quantity: Quality of transmission is a very important .consideration in telecommunication. Voice communication can use a narrow bandwidth, which means the
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