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What is Instruction Cycle
The simplest model of instruction processing can be of two steps. The CPU reads /fetches instructions (codes) from memory one at a time and executes it. Instruction fetch include reading of an instruction from a memory location to CPU register. The execution of this instruction may involve various operations depending on the nature of instruction.
Explain Readers-writers problem. Readers-writers problem: Assume that a data object (as a file or record) is to be shared between several concurrent processes. The readers ar
What is a resource-allocation graph? Deadlocks can be described more precisely in terms of a directed graph known as a system resource allocation graph. This graph having of a
Q. Illustrate the Cache Memory Operation? It comprises a copy of a part of main memory contents. When a program is running and CPU tries to read a word of memory (instruction o
What is the difference between a subscript and an index in a table definition? Ans) A subscript is a working storage data definition item, typically a PIC (999) where a value mu
Which of the memory is volatile memory ? Ans. A volatile memory is RAM. Term Volatile memory implies the contents of the RAM get erased as soon as the power goes off.
Q. Show the Programmes for Parallel Systems? Adding elements of an array using two processor int sum, A[ n] ; //shared variables
What is secondary list? It permits you to enhance the information presented in the basic list. The user can, for example, select a line of the basic list for which he require
Discuss the various functions of telephone switching systems. Telephone switching system's functions are as follows: (i) Attending: The system should be continually monito
How can system improved if one arrive at the probability of availability of free lines during the busy hour? Improvement can be made when the system is act as a loss system in
Name the processes of OOM In OOM the modelling passes through the given processes: System Analysis System Design Object Design, and Final Implementation.
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