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GATE | GATE CS 2012 | Question 40

Last Updated: 14 February 2018

Consider the virtual page reference string1, 2, 3, 2, 4, 1, 3, 2, 4, 1On a demand paged virtual memory system running on a computer system that main memory size of 3 pages...read more

GATE-CS-2012

GATE-GATE CS 2012

GATE

GATE | GATE CS 2012 | Question 33

Last Updated: 28 June 2021

Suppose a circular queue of capacity (n – 1) elements is implemented with an array of n elements. Assume that the insertion and deletion operation are carried out using RE ...read more

GATE-CS-2012

GATE-GATE CS 2012

GATE

GATE | GATE CS 2012 | Question 65

Last Updated: 28 June 2021

An Internet Service Provider (ISP) has the following chunk of CIDR-based IP addresses available with it: 245.248.128.0/20. The ISP wants to give half of this c ...read more

GATE-CS-2012

GATE-GATE CS 2012

GATE

GATE | GATE CS 2012 | Question 65

Last Updated: 22 July 2021

Consider the 3 processes, P1, P2 and P3 shown in the table.Process Arrival time Time Units Required P1 0 5 P2 ...read more

GATE-CS-2012

GATE-GATE CS 2012

GATE

GATE | GATE CS 2012 | Question 25

Last Updated: 28 June 2021

Consider the following transactions with data items P and Q initialized to zero:T1: read (P) ; read (Q) ; if P = 0 then Q : = Q + 1 ; write (Q) ;T2: read (Q) ; ...read more

GATE-CS-2012

GATE-GATE CS 2012

GATE

GATE | GATE CS 2012 | Question 65

Last Updated: 02 December 2021

In the IPv4 addressing format, the number of networks allowed under Class C addresses is(A) 2^14(B) 2^7(C) 2^21(D) 2^24 Answer: (C) Explanation: In class C, 8 bits are res ...read more

GATE-CS-2012

GATE-GATE CS 2012

Computer Networks Quiz

GATE | GATE CS 2012 | Question 16

Last Updated: 28 June 2021

The recurrence relation capturing the optimal execution time of the Towers of Hanoi problem with n discs is(A) T(n) = 2T(n − 2) + 2(B) T(n) = 2T(n − 1) + n(C) T(n) = 2T(n ...read more

GATE-CS-2012

GATE-GATE CS 2012

GATE

GATE | GATE CS 2012 | Question 15

Last Updated: 09 October 2019

Which of the following statements are TRUE about an SQL query? P : An SQL query can contain a HAVING clause even if it does not have a GROUP BY clause Q : An SQL query can ...read more

GATE-CS-2012

GATE-GATE CS 2012

DBMS Quiz

GATE | GATE CS 2012 | Question 14

Last Updated: 28 June 2021

Given the basic ER and relational models, which of the following is INCORRECT?(A) An attribute of an entity can have more than one value(B) An attribute of an entity can ...read more

GATE-CS-2012

GATE-GATE CS 2012

GATE

GATE | GATE CS 2012 | Question 10

Last Updated: 09 October 2019

The protocol data unit (PDU) for the application layer in the Internet stack is(A) Segment (B) Datagram (C) Message (D) Frame Answer: (C) Explanation: The Protocol Data Un ...read more

GATE-CS-2012

GATE-GATE CS 2012

Computer Networks Quiz

GATE | GATE CS 2012 | Question 8

Last Updated: 28 June 2021

A process executes the code fork();fork();fork(); The total number of child processes created is(A) 3(B) 4(C) 7(D) 8 Answer: (C) Explanation: Let us put some label names f ...read more

GATE-CS-2012

GATE-GATE CS 2012

GATE

GATE | GATE CS 2012 | Question 2

Last Updated: 15 October 2019

Which of the following is TRUE?(A) Every relation in 3NF is also in BCNF(B) A relation R is in 3NF if every non-prime attribute of R is fully functionally dependent on eve ...read more

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