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UGC-NET | UGC NET CS 2018 Dec – II | Question 14

Last updated: 02 November 2021

A Computer uses a memory unit with 256K word of 32 bits each. A binary instruction code is stored in one word of memory. The instruction has four parts: an indirect bit, a ...read more

UGC-NET | UGC NET CS 2018 Dec – II | Question 1

Last updated: 02 November 2021

Data warehouse contains___________ data that is never found in operational environment.(A) Scripted(B) Encoded(C) Encrypted(D) Summary Answer: (D) Explanation: Data Wareh ...read more

Avalanche Effect in Cryptography

Last updated: 14 March 2022

In cryptography, the avalanche effect is a term associated with a specific behavior of mathematical functions used for encryption. Avalanche effect is considered as one of...read more

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UGC-NET | UGC NET CS 2018 July - II | Question 23

Last updated: 06 September 2018

A hash function h defined h(key)=key mod 7, with linear probing, is used to insert the keys 44, 45, 79, 55, 91, 18, 63 into a table indexed from 0 to 6. What will be the l ...read more

UGC-NET | UGC NET CS 2014 Dec - II | Question 35

Last updated: 25 June 2018

The following Context-Free Grammar (CFG): S → aB | bA A → a | aS | bAA B → b | bS | aBB will generate (1) odd numbers of a’s and odd numbers of b’s (2) even numbers of a’s ...read more

UGC-NET | UGC NET CS 2014 Dec - II | Question 24

Last updated: 07 June 2019

Consider a two dimensional array A[20][10]. Assume 4 words per memory cell, the base address of array A is 100, elements are stored in row-major order and first element is ...read more

UGC-NET | UGC NET CS 2015 Dec - II | Question 16

Last updated: 07 April 2021

A three dimensional array in ‘C++’ is declared as int A[x][y][z]. Consider that array elements are stored in row major order and indexing begins from 0. Here, the address ...read more

UGC-NET | UGC NET CS 2016 July – III | Question 35

Last updated: 26 April 2018

Suppose that we have numbers between 1 and 1,000 in a binary search tree and want to search for the number 364. Which of the following sequences could not be the sequence ...read more

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UGC NET CS 2016 July – III

UGC-NET | UGC NET CS 2016 July – II | Question 27

Last updated: 19 April 2018

In a fully-connected mesh network with 10 computers, total ______ number of cables are required and ______ number of ports are required for each device.(A) 40,9(B) 45,10(C ...read more

UGC-NET | UGC NET CS 2016 Aug - III | Question 27

Last updated: 17 April 2018

In CRC checksum method, assume that given frame for transmission is 1101011011 and the generator polynomial is G(x) = x4 + x + 1.After implementing CRC encoder, the encode...read more

UGC-NET | UGC NET CS 2016 Aug – II | Question 28

Last updated: 11 April 2018

A network with bandwidth of 10 Mbps can pass only an average of 12,000 frames per minute with each frame carrying an average of 10,000 bits. What is the throughput of this ...read more

UGC-NET | UGC NET CS 2017 Jan - II | Question 22

Last updated: 27 May 2019

The seven elements A, B, C, D, E, F and G are pushed onto a stack in reverse order, i.e., starting from G. The stack is popped five times and each element is inserted into...read more

UGC-NET | UGC-NET CS 2017 Nov - III | Question 53

Last updated: 21 March 2018

Consider a disk queue with requests for I/O to blocks on cylinders 98, 183, 37, 122, 14, 124, 65, 67. Suppose SSTF disk scheduling algorithm implemented to meet the reques...read more

UGC-NET | UGC-NET CS 2017 Nov - III | Question 9

Last updated: 21 November 2019

If every non-key attribute is functionally dependent on the primary key, then the relation is in __________ .(A) First normal form(B) Second normal form(C) Third normal fo ...read more

UGC-NET | UGC-NET CS 2017 Nov - III | Question 7

Last updated: 19 March 2018

Consider the following four schedules due to three transactions (indicated by the subscript) using read and write on a data item X, denoted by r(X) and w(X) respectively. ...read more

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