FUNDAMENTALS OF COMPUTER

APPLICATION SYSTEM SOFTWARE

SYSTEMS SOFTWARE

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Allocates adequate blocks of free space in main memory, is a description of which operating system function?
A
Peripheral management
B
Memory management
C
Security
D
Multi Tasking
Explanation: 

Detailed explanation-1: -8.5 Paging. Paging is a memory management scheme that allows processes physical memory to be discontinuous, and which eliminates problems with fragmentation by allocating memory in equal sized blocks known as pages.

Detailed explanation-2: -In operating systems, memory management is the function responsible for managing the computer’s primary memory. The memory management function keeps track of the status of each memory location, either allocated or free.

Detailed explanation-3: -Memory management is the functionality of an operating system which handles or manages primary memory and moves processes back and forth between main memory and disk during execution. Memory management keeps track of each and every memory location, regardless of either it is allocated to some process or it is free.

Detailed explanation-4: -Paging. Paging is the memory management technique in which secondary memory is divided into fixed-size blocks called pages, and main memory is divided into fixed-size blocks called frames. The Frame has the same size as that of a Page.

Detailed explanation-5: -Memory Management performs the task of allocation and deallocation of memory space to program.

There is 1 question to complete.