Questions by vinay chauhan

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1

Operating System - Galvin - Chapter 3
Galvin, 9th edition on page 146 states that Shared memory can be faster than message passing, since message-passing systems are typically implemented using system calls and thus require the more time-consuming task of kernel intervention. In ... that shared memory is bound to be faster, but aren't the mutex and semaphore calls require Kernel intervention?

asked in Operating System May 5, 2019

904 views

1 vote

0 answers

2

Level of Questions
Can anyone please compare the level of Questions in BARC and ISRO.

asked in BARC Feb 19, 2019

453 views

0 votes

0 answers

3

BARC interview
Does anyone have any idea on what is the cut off for BARC interview via gate score?

asked in BARC Feb 12, 2019

444 views

0 votes

1 answer

4

Geekforgeeks full length
Let L = (0+1)*1(0+1)^(n−1) and following statements regrading language L: The language L can be recognised by a non-deterministic automaton with (n+1) states. Deterministic automaton recognises this language must have at least 2^n states. (Assume n≥1). Which of the ... ---------- According to me, L can be written as (0+1)*1(0+1)* which makes option D most suitable.

asked in Theory of Computation Jan 22, 2019

171 views

2 votes

1 answer

5

Self doubt, 2PL
Is different 2 phase locking a subset of each other? For example, if the schedule is Strict 2PL then it will also be simple 2PL. Something like a 2PL is a subset of Strict 2PL is a subset of rigorous 2PL.

asked in Databases Jan 18, 2019

355 views

1 vote

1 answer

6

Parity Check Self Doubt
How many bits can a 2-dimensional parity detect and correct? Is there any general formula for no of bit detection and correction for N-dimensional parity?

asked in Computer Networks Jan 4, 2019

1.1k views

1 vote

1 answer

7

MadeEasy Test Series: Compiler Design - Grammar
Consider the following grammar G shown Below : S → abS | ScS | d | c The number of terminals in follow set of non-terminal S is ___________________ Is “$” symbol considered terminal?

asked in Compiler Design Dec 30, 2018

939 views

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0 answers

8

GeeksforGeeks test Series.
Consider the following schedules: S1: r1(A); r1(B); w1(C); w2(D); w1(A); w2(A); r1(D); S2: r1(A); r1(B); r1(C); r1(D); w1(A); w2(B); w3(C); w4(D) Which of the following option is correct? S1 ... .com/questions/115435/what-is-meant-by-a-blind-write-in-a-schedule also implies that the blind writes are considered at transaction level in the schedule. Please confirm.

asked in Databases Nov 11, 2018

263 views

1 vote

0 answers

9

Testbook Test Series: Programming & DS - Hashing
The keys 44, 63, 29, 78, 23, 6, 81, 14, 13, 12 and 52 are inserted into an initially empty hash table of length 12 using linear probing with hash function h(k)= k mod 12. What is the probability that the 10th slot will be ... a probability of filling as 1 because no matter what index we get for the next insert we are going to fill 10th slot only.

asked in DS Oct 31, 2018

547 views

0 votes

1 answer

10

Testbook Test Series: Digital Logic - Digital Counter
A ripple counter with J-K flip-flop can be made to count down rather than up by i. Connecting the Q dash output to the input of the next stage, rather than the Q output ii. Making the output transition to occur at the rising edge rather ... output will be 0,1,2,3.... and if we invert the binary output of each gate then the count is reversed.

asked in Digital Logic Oct 28, 2018

276 views

–1 vote

0 answers

11

Preparation
I am looking for an online coaching for GATE is there anyone here who can suggest and review some of the online coaching options I have for example gate forums eGATE plus etc...are they worth enrolling I am targeting GATE 2019.

asked in Others Feb 2, 2018

1.1k views

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