FUNDAMENTALS OF COMPUTER

APPLICATION SYSTEM SOFTWARE

WHAT IS COMPUTER SOFTWARE

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Compression is:
A
Additional data stored about a file
B
Property of file that can be set
C
Basic information about files, name, size and date modified
D
Process of reducing the size of a file
Explanation: 

Detailed explanation-1: -Data compression is a reduction in the number of bits needed to represent data. Compressing data can save storage capacity, speed up file transfer and decrease costs for storage hardware and network bandwidth.

Detailed explanation-2: -By compressing a file, data takes up less space, and files can be sent and received a lot more quickly.

Detailed explanation-3: -Compression reduces the size of a file, often without appreciable loss of information. It can be either lossless or lossy. A smaller-sized compressed file can be restored to its larger form–in its entirety or with some data loss, depending on the compression type–by decompression.

Detailed explanation-4: -File compression is a type of data compression that creates a smaller version of a file to allow for easier sharing over a network or internet connection. Generally, it will have a greater impact on image-based PDFs or image files like JPEGs and PNGs, rather than text-only documents.

Detailed explanation-5: -A file reduced in size through the application of a compression algorithm, commonly performed to save disk space. The act of compressing a file will make it unreadable to most programs until the file is uncompressed. Most common compression utilities are PKZIP and WinZip with an extension of . zip.

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