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Explain a multiprogramming operating system?
A multiprogramming operating system: It is system which allows more than one active user program or part of user program to be stored in main memory concurrently. Multi programmed operating systems are fairly complicated. All the jobs which enter the system are maintained in the job pool. This pool includes all processes residing upon mass storage awaiting allocation of main memory. If some jobs are set to be brought in memory, and there is not sufficient room for them, so the system should choose between them. A multiprogramming system is a time-sharing system.
Demonstrate how a typical DMA controller can be interfaced to an 8086/8085 based maximum mode system. For 8088 in maximum mode: The RQ/GT0 and RQ/GT1 pins are used to is
What are preprocessor directives? Preprocessor directives: These are the commands given to a program called as pre-processor that processes the source code before it passes by
How it is useful in real scenario???
Q. RISC Performance using optimizing compilers? Performance using optimizing compilers: As instructions are simple compilers can be developed for efficient code organization a
Reassembling of IP fragments at the ultimate destination is advantageous. Give reasons. Needing the ultimate destination to reassemble the fragments has two major advantages. F
Q. Describe the Size and Speed of Scanners? Before actual scanning, a quick, low resolution scan known as pre-scan is made to preview the image and select scanning area. After
What is dynamic random access memory Computer memory today comprises mainly of dynamic random access memory (DRAM) chips which have been built into multi-chip modules that are
A graph 'G' with 'n' nodes is bipartite if it have no cycle of odd length.
. weather (windy, rainy or sunny) 2. how much money you have (rich or poor) 3. whether your parents are visiting (yes or no)
Explain Public Switched Telephone Network. PSTN (Public Switched Telephone Network): This is Public Switched Telephone Network (PSTN), which accommodates two types of subscri
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