Data Compression and Data Retrieval MCQs | Page - 3

Dear candidates you will find MCQ questions of Data Compression and Data Retrieval here. Learn these questions and prepare yourself for coming examinations and interviews. You can check the right answer of any question by clicking on any option or by clicking view answer button.

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Mr. Dubey • 52.61K Points
Coach

Q. Huffman coding is an encoding algorithm used for

(A) Lossy Data Compression
(B) Broadband Systems
(C) Lossless Data Compression
(D) Files Greater Than 1 Mbit
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M

Mr. Dubey • 52.61K Points
Coach

Q. A huffman encoder takes a set of characters with fixed length and produces a set of characters of

(A) Constant Length
(B) Random Length
(C) Fixed Length
(D) Variable Length
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M

Mr. Dubey • 52.61K Points
Coach

Q. A Huffman Code: A = 1, B = 000, C = 001, D = 01, P(A) = 0.4, P(B) = 0.1, P(C) = 0.2, P(D) = 0.3 The Average Number Of Bits Per Letter Is

(A) 8.0 Bit
(B) 2.0 Bit
(C) 2.1 Bit
(D) 1.9 Bit
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M

Mr. Dubey • 52.61K Points
Coach

Q. The idea with wavelets is to represent a complicated function by

(A) Sinus Functions
(B) Simple Basic Functions
(C) Lines
(D) Square Functions
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M

Mr. Dubey • 52.61K Points
Coach

Q. Down sampling is to make a digital image file smaller by

(A) Removing noise
(B) Adding noise
(C) Removing pixels
(D) Adding pixels
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M

Mr. Dubey • 52.61K Points
Coach

Q. In a typical picture, most pixels will be

(A) Very similar to their neighbors
(B) Very different to their neighbors
(C) Bright
(D) Equal
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M

Mr. Dubey • 52.61K Points
Coach

Q. Without losing quality, JPEG-2000 can achieve compression ratios of

(A) 2000:1
(B) 20:1
(C) 200:1
(D) 2:1
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M

Mr. Dubey • 52.61K Points
Coach

Q. The best visual compression quality is achieved using

(A) Dolby
(B) Wavelets
(C) Fourier transform
(D) DCT
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M

Mr. Dubey • 52.61K Points
Coach

Q. Sequence of code assigned is called

(A) Code Word
(B) Word
(C) Byte
(D) Nibble
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M

Mr. Dubey • 52.61K Points
Coach

Q. Every run length pair introduce new

(A) Pixels
(B) Matrix
(C) Frames
(D) Intensity
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