Data Compression MCQ Based Question Set-1 | Data Compression

Data Compression MCQ Based Question Set-1 | Data Compression

DC Practice Set-1

Welcome to your Data Compression MCQ Based Question Set-1 | Data Compression

Note: If you can find any error regarding the quiz and its answer, please mention it in the comment box.Data Compression Quiz Practice Set-1: Click Here
Data Compression Quiz Practice Set-2:- Click Here

1
Which of the following would not be suitable for Lossy Compression?
2
Composite source models is a combination or composition of several sources. In which how many source being active at any given time?
3
Based on the requirements of reconstruction, data compression schemes can be divided into broad classes
4
Suppose storing an image made up of a square array of 256×256 pixels requires 65,536 bytes. The image is compressed and the compressed version requires 16,384 bytes. Then the compression ratio is
5
The unit of information depends on the base of the log. If we use log base 2, the unit is_____; if we use log base e, the unit is____; and if we use log base 10, the unit is ____.
6
The prefix code is also called as
7
Which of the following compression type is supported by SQL Server 2014?
8
Data compression and encryption both work on binary
9
Data compression means to the file size.
10
The development of data compression algorithms for a variety of data can be divided into
11
Which of the following are not in a compressed format?
12
What is compression?
13
Why data compressed?
14
Which of the following is true of lossy and lossless compression techniques?
15
compression is the method that eliminates the data which is not noticeable and ____ compression does not eliminate the data which is not
16
Lossy techniques are generally used for the compression of data that originate as analog signals, such as
17
A code in which no codeword is a prefix to another codeword is called as
18
According to Claude Elwood Shannon’s second theorem, it is not feasible to transmit information over the channel with error probability, although by using any coding technique?
19
The essential condition/s for a good error control coding technique?
20
Compression is generally used for applications that cannot tolerate any difference between the original and reconstructed data.
21
The set of binary sequences is called a____, and the individual members of the set are called_____.
22
Markov model is often used when developing coding algorithms for
23
Point out the correct statement:
24
For models used in lossless compression, we use a specific type of Markov process called a
25
Data compression usually works by .
26
Full form of ASCII is
27
Which of the following are Lossless methods?
28
If fidelity or quality of reconstruction is____, then the difference between the reconstruction and the original is____ .
29
Information theory was given by
30
Which is a type of data compression?
31
What is compression ratio?
32
Self information should be .
33
In which type of Data Compression, the integrity of the data is preserved?
34
Data compression involves

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