Encoding Decoding Error Correction Detection (NTANET (Based on NTAUGC) Computer Science (PaperII)): Questions 1  5 of 18
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Question number: 1
» Encoding Decoding Error Correction Detection » Variable Length Codes » Prefix Codes, Huffmann Codes, LempelZiev Codes
Appeared in Year: 2012
Question
An example of a dictionarybased coding technique is (December Paper III)
Choices
Choice (4)  Response  

a.  Runlength coding 

b.  Huffman coding 

c.  Predictive coding 

d.  LZW coding 

Question number: 2
» Encoding Decoding Error Correction Detection » Error Correcting and Detecting Codes » Decoding of Linear Codes, Hamming Codes
Appeared in Year: 2013
Question
Hamming distance between and is (June Paper III)
Choices
Choice (4)  Response  

a.  3 

b.  4 

c.  5 

d.  6 

Question number: 3
» Encoding Decoding Error Correction Detection » Variable Length Codes » Prefix Codes, Huffmann Codes, LempelZiev Codes
Appeared in Year: 2013
Question
A data file of characters contains only the characters with the frequencies as indicated in table:
g  h  i  j  k  l  
Frequency on thousand  45  13  12  16  9  5 
Using the variablelength code by Huffman codes, the file can be encoded with
(June Paper III)
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 


Question number: 4
» Encoding Decoding Error Correction Detection » Error Correcting and Detecting Codes » Finite Fields, Hamming Distance, Bounds of Codes
Appeared in Year: 2013
Question
If the data unit is and the divisor is . In CRC method, what is the dividend at the transmission before division? (September PaperIII)
Choices
Choice (4)  Response  

a. 


b.  1111111010 

c. 


d. 


Question number: 5
» Encoding Decoding Error Correction Detection » Error Correcting and Detecting Codes » Parity Check Matrix
Appeared in Year: 2013
Question
Given code word is to be transmitted with even parity check bit. The encoded word to be transmitted for this code is (June Paper III)
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 

