MCQ IN COMPUTER SCIENCE & ENGINEERING

COMPUTER SCIENCE AND ENGINEERING

OPERATING SYSTEM

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
What is defragmentation?
A
Rearranging files to occupy contiguous space.
B
Speeding up processing.
C
Rearranging the RAM.
D
Rearranging processes queued for processing.
Explanation: 

Detailed explanation-1: -Defragmentation is the opposite of fragmentation, which is an inefficient use of computer storage. Disk Defragmenter is a utility in Microsoft Windows designed to increase access speed by rearranging files stored on a disk to occupy contiguous storage locations, a technique called defragmentation.

Detailed explanation-2: -Defragmentation or “defragging” rearranges the way your files are stored on. a hard disk drive so they can be accessed more easily, improving read speeds.

Detailed explanation-3: -A file on disk that is not broken apart. All sectors are adjacent to each other. A contiguous file is faster to read and write than one that is fragmented across the disk.

Detailed explanation-4: -What does defragging your computer do? Defragmentation reverses the process your computer uses to break up data when it saves files to your hard drive. Defragging reformats your drive, reconstituting the files that were fragmented when they were written (saved) to your disk.

Detailed explanation-5: -of salvaging a rewrites the files on on the disk surface defragmenter moves the occupies a single, file fragmented second part shows defragmented. software moves the surface, it is always information on the software.

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