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1

GATE CSE 2014 Set 1 | Question: 50
Let ܵ$S$ denote the set of all functions $f:\{0,1\}^4 \to \{0,1\}$. Denote by $N$ the number of functions from S to the set $\{0,1\}$. The value of $ \log_2 \log_2N $ is _______.

answered in Set Theory & Algebra Jul 9, 2017

12.4k views

4 answers

2

GATE CSE 2010 | Question: 35
What is the value printed by the following C program? #include<stdio.h> int f(int *a, int n) { if (n <= 0) return 0; else if (*a % 2 == 0) return *a+f(a+1, n-1); else return *a - f(a+1, n-1); } int main() { int a[] = {12, 7, 13, 4, 11, 6}; printf("%d", f(a, 6)); return 0; } $-9$ $5$ $15$ $19$

answered in Algorithms Jul 9, 2017

11.6k views

4 answers

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GATE CSE 2014 Set 1 | Question: 46
The function $f(x) =x \sin x$ satisfies the following equation: $f''(x) + f(x) +t \cos x = 0$The value of $t$ is______.

answered in Calculus Jul 9, 2017

5.2k views

6 answers

4

GATE CSE 2003 | Question: 47
Consider the following circuit composed of XOR gates and non-inverting buffers. The non-inverting buffers have delays $\delta_1 = 2 ns$ and $\delta_2 = 4 ns$ as shown in the figure. Both XOR gates and all wires have zero delays. Assume that all gate inputs, outputs, and wires ... of logic levels) occur(s) at $B$ during the interval from $0$ to $10$ ns? $1$ $2$ $3$ $4$

answered in Digital Logic Jul 9, 2017

16.2k views

1 answer

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Admission Interviews
People who attended IISc CDS MTech admission interviews on 18th April 2017, can you please share your experience?

commented in Interview Questions May 8, 2017

1.2k views

1 answer

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IISc CDS
Hello, I've just received my Call Letter for IISc CDS (M. Tech). My query is that if I attend the interview then will they consider my application for CSA (M.Tech, Direct Admission) ? While filling the form I've chosen CSA as my first preference and CDS as my second. Thank you.

commented in IISc/IITs Apr 20, 2017

2.0k views

2 answers

7

Is Sahni Horowitz book sufficient for Algorithms?
I know the textbook recommended for Algorithms is CLRS. However, I found it too much to digest. I instead bought the book by Horowitz and Sahni- Fundamentals of Computer Algorithms. Is this book sufficent for GATE?

asked in Others Mar 31, 2017

1.2k views

5 answers

8

Career advice
I am 2016 pass out.i dropped a year for gate and scored 461 marks 35 with rank 5361.i took online coaching of Ravindra sir in the month of July and saw his videos till October and practiced gate previous year questions.i did a major blunder by not taking notes ... and I will be rejected because of the two year drop.I don't know wat to do.please tell me what should I do.

answered in Written Exam Mar 31, 2017

9.3k views

1 answer

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gate rank prediction
Hi i just want to ask if i am scoring 40 to 45% marks in made easy FLT s and my rank is near about 200 -250 where 1000 students have appeared what could be my gate rank as per previous year student experiences? a silly q though but i wnt to know!

commented in Others Mar 7, 2017

43.2k views

6 answers

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GATE CSE 2017 Set 2 | Question: 21
Consider the set $X=\{a, b, c, d, e\}$ under partial ordering $R=\{(a,a), (a, b), (a, c), (a, d), (a, e), (b, b), (b, c), (b, e), (c, c), (c, e), (d, d), (d, e), (e, e) \}$ The Hasse diagram of the partial order $(X, R)$ is shown below. The minimum number of ordered pairs that need to be added to $R$ to make $(X, R)$ a lattice is ______

commented in Set Theory & Algebra Feb 14, 2017

11.8k views

3 answers

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GATE CSE 2017 Set 2 | Question: 46
Consider the following database table named $\text{top_scorer}$ ... tc.goals FROM top_scorer AS tc WHERE tc.country='Germany') The number of tuples returned by the above SQL query is ______

answered in Databases Feb 14, 2017

16.1k views

9 answers

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GATE CSE 2017 Set 2 | Question: 25
The minimum possible number of states of a deterministic finite automaton that accepts the regular language $L$ = {$w_{1}aw_{2}$ | $w_{1},w_{2}$ $\in$ $\left \{ a,b \right \}^{*}$ , $\left | w_{1} \right | = 2, \left | w_{2} \right |\geq 3$} is ______________ .

commented in Theory of Computation Feb 14, 2017

16.5k views

7 answers

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GATE CSE 2017 Set 2 | Question: GA-5
There are $3$ red socks, $4$ green socks and $3$ blue socks.You choose $2$ socks. The probability that they are of the same colour is $\dfrac{1}{5}$ $\dfrac{7}{30}$ $\dfrac{1}{4}$ $\dfrac{4}{15}$

answered in Quantitative Aptitude Feb 14, 2017

8.9k views

11 answers

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GATE CSE 2017 Set 2 | Question: 16
Identify the language generated by the following grammar, where $S$ is the start variable. $ S \rightarrow XY$ $ X \rightarrow aX \mid a$ $ Y \rightarrow aYb \mid \epsilon$ $\{a^mb^n \mid m \geq n, n > 0 \}$ $ \{ a^mb^n \mid m \geq n, n \geq 0 \}$ $\{a^mb^n \mid m > n, n \geq 0 \}$ $\{a^mb^n \mid m > n, n > 0 \}$

answered in Theory of Computation Feb 14, 2017

18.3k views

5 answers

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GATE CSE 2017 Set 2 | Question: 24
Consider the quadratic equation $x^2-13x+36=0$ with coefficients in a base $b$. The solutions of this equation in the same base $b$ are $x=5$ and $x=6$. Then $b=$ _____

answered in Set Theory & Algebra Feb 14, 2017

14.3k views

0 answers

16

Ace Pre Gate 2017
All elements of a 2x2 matrix "A" can have values either 0 or 1. The probability that any element gets a value (0 or 1) is 1/2. If all elements of this matrix are chosen at random, what is the probability that the determinant of this matrix is positive?

commented in Probability Jan 16, 2017

2.2k views

2 answers

17

answer edited in Unknown Category Nov 8, 2016

584 views

0 answers

18

GATE TEST SERIES
Suppose Ethernet physical addresses are chosen at random ( using true randombits). The probability that on a 1024-host network, two addresses will be the same? A) 1.77 x 10^-9 B) 1.87 x 10^-9 C) 1.99 x 10^-9 D) 1.98 x 10^-8

commented in Probability Oct 4, 2016

479 views

1 answer

19

Ace Booklet
The schedule S: T1: Read(X); T2: Write(X); T2: Write(Y); T3: Write(Y); T1: Write(Y); T1: commit; T2: commit; T3: commit; is Recoverable or non-recoverable?

asked in Databases Sep 16, 2016

635 views

1 answer

20

ace test series
A TCP sender choses its initial sequence number as 1093 and sends 1460 bytes of data to the reciever The reciever has an initial sequence number 391 and acknowledges the data of sender The acknowledgment number sent by the receiver is_______ ?

commented in Computer Networks Sep 2, 2016

434 views

1 answer

21

Ace Test
A TCP sender chooses and initial sequence number as 1093 and sends 1460 bytes of data to the receiver. The receiver has an initial sequence number 391 and acknowledgs the data to sender. The ACK number sent by receiver is:_____ My Answer is 2553. But the solution key says it's 2554. Please let me know your answer.

commented in Computer Networks Sep 2, 2016

535 views

1 answer

22

MadeEasy Test Series: Operating System - File System
A file system with 512 GB disk uses a file descriptor with 16 direct block addresses, 1 indirect block address, 1 doubly indirect block address, 1 triple indirect block address. Size of each disk block is 256 bytes. And size of each disk block ... in GB) My answer is 0.008 GB In their solution, they say it's 8 GB, which I think is wrong.

commented in Operating System Aug 30, 2016

539 views

1 answer

23

General doubt
For incrementing or decrementing the value of Program Counter (PC), is switching to Kernel mode required?

asked in CO and Architecture Aug 29, 2016

300 views

2 answers

24

Coaching class booklet problem
In an instruction pipeline of 10 ns clock, the memory instruction takes 2 stalls while branch related instruction takes 3 stalls. If the frequency of memory related and branch instructions is 20% and 30% respectively. What is the average time taken by an instruction? a) 11.3 ns b) 13 ns c) 23 ns d) 13.3 ns

asked in CO and Architecture Aug 27, 2016

422 views

1 answer

25

General doubt
What is the difference between CPU frequency and Clock Cycle? What is the relation between them?

answer selected in CO and Architecture Jul 6, 2016

314 views

1 answer

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General question related to the CPU
What is the difference between CPU clock cycle and CPU frequency? What is the relation between them?

asked in CO and Architecture Jul 3, 2016

436 views

1 answer

27

What is the Network ID of 230.100.123.70 ?

asked in Computer Networks Jun 22, 2016

3.5k views

1 answer

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commented in Set Theory & Algebra Jun 3, 2016

351 views

2 answers

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If subnet mask 255.255.255.224, which of the following will be Direct Broadcast address ?
1. 202.15.19.127 2. 202.15.19.63 3. All of the above 4. None

answered in Computer Networks Jun 2, 2016

5.0k views

2 answers

30

answered in Computer Networks May 31, 2016

703 views