COMPUTER NETWORKING

MULTIMEDIA AND QUALITY OF SERVICE

COMPRESSION

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
A user takes an image and uses a program to make the file size of the image smaller.The image appears to look the same. What has the program done?
A
Transferred the file
B
Compressed the file
C
Corrected the file
D
Deleted the file
Explanation: 

Detailed explanation-1: -JPEG (. JPEG, which stands for Joint Photographic Experts Groups is a “lossy” format meaning that the image is compressed to make a smaller file.

Detailed explanation-2: -Image compression is a process applied to a graphics file to minimize its size in bytes without degrading image quality below an acceptable threshold. By reducing the file size, more images can be stored in a given amount of disk or memory space.

Detailed explanation-3: -Select the picture you want to compress. Click the Picture Tools Format tab, and then click Compress Pictures. Do one of the following: To compress your pictures for insertion into a document, under Resolution, click Print. Click OK, and name and save the compressed picture somewhere you can find it.

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