COMPUTER FUNDAMENTALS

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COMPUTER ARCHITECTURE

MEMORY SYSTEMS

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
In ____ method, the shared-memory space is structured as a collection of objects.
A
structuring as a database
B
no structuring
C
structuring by data type
D
None of the mentioned
Explanation: 

Detailed explanation-1: -Ø The shared memory space is structured either as a collection of variables in the source language. Ø The granularity in such DSM system is an object or a variable. Ø DSM system use variable grain size to match the size of the object/variable being accessed by the application.

Detailed explanation-2: -Distributed shared memory (DSM) provides a shared address space via software and/or hardware to processes on different nodes that do not physically share memory. A system with virtual memory hardware can use software to provide distributed shared virtual memory.

Detailed explanation-3: -Distributed shared memory(DSM) can be classified as: On-Chip Memory, Bus-Based Multiprocessors, Ring-Based Multiprocessors, or Switched Multiprocessor.

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