MCQ IN COMPUTER SCIENCE & ENGINEERING

COMPUTER SCIENCE AND ENGINEERING

SYSTEM SOFTWARE

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Which one of the following is a compression software?
A
OptimFROG
B
MacOS
C
Steam
D
None of the above
Explanation: 

Detailed explanation-1: -264 is a notable and widely used codec as, depending on the encoding settings, it can be set to lossless or lossy compression. This codec is used with digital videos and can play on a wide variety of devices. For example, H. 264 is used for live streaming, cable TV and Blu-ray disks.

Detailed explanation-2: -Lossless compression is a format that allows you to reduce image size without compromising on quality. A lossless compressed image is processed by post-processing software and the data is decompressed like a ZIP file. Decompression allows you to expand the compressed file back to its original size.

Detailed explanation-3: -AAC (advanced audio coding) A codec used to compress audio files that creates files that are somewhat higher quality than MP3 files.

Detailed explanation-4: -There are two kinds of codecs; lossless, and lossy. Lossless codecs, like PKZIP or PNG, reproduce the same exact file as the original upon decompression. There are some lossless video codecs, including the Apple Animation codec and Lagarith codec, but these can’t compress video to data rates low enough for streaming.

There is 1 question to complete.