COMPUTER NETWORKING

MULTIMEDIA AND QUALITY OF SERVICE

COMPRESSION

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
I compress a 400GB file to 80GB. What is my % compression?
A
80%
B
40%
C
20%
D
60%
Explanation: 

Detailed explanation-1: -Split the file into multiple parts to share and the recipient can reconstitute the parts into a single file. A good example of this is the RAR format, of which there are a number of great (free) solutions such as 7-Zip. Try other zip compression algorithms such as ‘Zipx’ or ‘.

Detailed explanation-2: -Locate the file or folder that you want to zip. Press and hold (or right-click) the file or folder, select (or point to) Send to, and then select Compressed (zipped) folder. A new zipped folder with the same name is created in the same location.

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