COMPUTER FUNDAMENTALS

COMPUTER SOFTWARE

OPERATING SYSTEMS

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
What is the best definition of the term segmentation?
A
The organisation of fixed sized memory blocks
B
The logical division of memory blocks
C
The physical division of memory blocks
D
The logical division of a hard disk into partitions
Explanation: 

Detailed explanation-1: -Segmentation divides the user program and the secondary memory into uneven-sized blocks known as Segments. Segmentation in OS can be divided into two types namely-Virtual Memory Segmentation and Simple Segmentation. A Segment Table is used to store the information of all segments of the currently executing process.

Detailed explanation-2: -Memory segmentation describes the system of segmenting processes and loading the information into non-contiguous spaces in memory. This allows for better efficiency in memory management. Though the system incurs external fragmentation it allows for smaller chunks of segmented processes to be loaded.

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