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1

GATE CSE 1992 | Question: 02,v
Start and stop bits do not contain any 'information' but are used in serial communication Error detection Error correction Synchronization Slowing down the communications

commented in Computer Networks Dec 22, 2019

2.3k views

1 answer

2

static single assignment
# of temporary variable required to create 3 address code in static single assignment form for the expression P+Q*R-S/(Q*R).

commented in Compiler Design Jan 29, 2019

532 views

1 answer

3

GATE Overflow | Programming | Test 1 | Question: 17
#include <stdio.h> int foo(int a[100]) { return sizeof(a); } int main() { int a[10]; printf("%d", foo(a)); } What will be the output of the above code ignoring any compiler warnings and assuming sizeof(int) as 4 when run on a 64 bit machine?

commented in Programming Jan 21, 2019

1.2k views

0 answers

4

synchronization
verify progress is satisfied or not ?

asked in Operating System Jan 20, 2019

105 views

1 answer

5

self doubt
if the flip flops are going in these states that is starts from 0 to 5 then 4 and then again 5 .Then what is the mod of the circuit??

commented in Digital Logic Jan 18, 2019

241 views

12 answers

6

GATE CSE 2015 Set 2 | Question: 40
The number of onto functions (surjective functions) from set $X = \{1, 2, 3, 4\}$ to set $Y=\{a,b,c\}$ is ______.

commented in Set Theory & Algebra Jan 18, 2019

16.0k views

3 answers

7

ISI2016
Let $A$ be a matrix such that: $A=\begin{pmatrix} -1 & 2\\ 0 & -1 \end{pmatrix}$ and $B=A+A^2+A^3+\ldots +A^{50}$. Then which of the following is true? $B^{2}=I$ $B^{2}=0$ $B^{2}=B$ None of the above

commented in Linear Algebra Jan 17, 2019

1.2k views

0 answers

8

MadeEasy Test Series 2019: Programming & DS - Programming In C
Please explain the solution, whats the actual logic in questions of Preprocessor codes?

commented in Programming Jan 17, 2019

231 views

8 answers

9

GATE CSE 2014 Set 1 | Question: 37
There are $5$ bags labeled $1$ to $5$. All the coins in a given bag have the same weight. Some bags have coins of weight $10$ gm, others have coins of weight $11$ gm. I pick $1, 2, 4, 8, 16$ coins respectively from bags $1$ to $5$ Their total weight comes out to $323$ gm. Then the product of the labels of the bags having $11$ gm coins is ___.

commented in Algorithms Jan 9, 2019

7.4k views

3 answers

10

GATE CSE 1987 | Question: 4a
Find out the width of the control memory of a horizontal microprogrammed control unit, given the following specifications: $16$ control lines for the processor consisting of ALU and $7$ registers. Conditional branching facility by checking $4$ status bits. Provision to hold $128$ words in the control memory.

commented in CO and Architecture Dec 29, 2018

4.0k views

0 answers

11

MadeEasy Test Series: Computer Networks - Token Bucket

commented in Computer Networks Dec 27, 2018

707 views

0 answers

12

made easy test series (network security)

commented in Computer Networks Dec 26, 2018

252 views

9 answers

13

GATE CSE 2015 Set 2 | Question: 52
$\text{Host A}$ sends a $\text{UDP}$ datagram containing $8880\text{ bytes}$ of user data to $\text{host B}$ over an $\text{Ethernet LAN}.$ Ethernet frames may carry data up to $1500\text{ bytes (i.e. MTU = 1500 bytes)}.$ Size of $\text{UDP}$ ... be the contents of offset field in the last fragment? $6$ and $925$ $6$ and $7400$ $7$ and $1110$ $7$ and $8880$

commented in Computer Networks Dec 25, 2018

18.6k views

5 answers

14

GATE CSE 2010 | Question: 15. PGEE 2018
One of the header fields in an IP datagram is the Time-to-Live (TTL) field. Which of the following statements best explains the need for this field? It can be used to prioritize packets. It can be used to reduce delays. It can be used to optimize throughput. It can be used to prevent packet looping.

commented in Computer Networks Dec 24, 2018

8.7k views

0 answers

15

Functional Dependency
Consider a relation R(ABCD) with functional dependency F:{ AD → B, AB → C }. Is AB → C partial or total dependency?

commented in Databases Dec 20, 2018

441 views

4 answers

16

GATE IT 2006 | Question: 84
Consider a database with three relation instances shown below. The primary keys for the Drivers and Cars relation are did and cid respectively and the records are stored in ascending order of these primary keys as given in the tables. No indexing is ... cid = C.cid and C.colour = 'green' ) Karthikeyan, Boris Sachin, Salman Karthikeyan, Boris, Sachin Schumacher, Senna

commented in Databases Dec 18, 2018

3.3k views

2 answers

17

A cascade of three identical modulo-5 counters has an overall modulus of ?
(A) 5 (B) 25 (C) 125 (D) 625

commented in Digital Logic Dec 16, 2018

13.9k views

1 answer

18

ME TEST SERIES
B does not satisfy Bounded wait. Ans should be None of these only. Please verify.

commented in Operating System Dec 15, 2018

1.6k views

0 answers

19

Threads
Which of the following is not a reason to create threads? A)To achieve true CPU concurrency B)Creating a new process is costly C)Communication between processes must go through operating system D)The process as a whole gets one time slice irrespective of the no of threads it has

asked in Operating System Dec 7, 2018

340 views

0 answers

20

derangement
consider 5 numbered balls and 5 numbered boxes , how many ways are possible such that exactly 2 balls is not on the ith spot ? [Ball i is in the ith box ]

comment edited in Combinatory Oct 27, 2018

559 views

0 answers

21

made easy
Mrs Neha worked for her project , designed two operations given below and asked her students to check whether language L is closed under below operations or not: operation1(L): {wϵ L| no proper prefix of w is a member of L} operation2(L): {wϵ L| w is ... regular, then it is closed under operation2 but not under operation1. (D) if L is regular, then it is not closed under any operation.

comment moved in Theory of Computation Oct 15, 2018

169 views

3 answers

22

GATE CSE 2001 | Question: 2.18
Consider the following three C functions: $[P1]$ int *g(void) { int x = 10; return (&x); } $[P2]$ int *g(void) { int *px; *px = 10; return px; } $[P3]$ int *g(void) { int *px; px = (int*) malloc (sizeof(int)); *px = 10; ... of the above three functions are likely to cause problems with pointers? Only $P3$ Only $P1$ and $P3$ Only $P1$ and $P2$ $P1, P2$ and $P3$

answer selected in Programming Sep 28, 2018

18.8k views

0 answers

23

TOC(Grammar)
Ans will be

asked in Theory of Computation Sep 22, 2018

444 views

1 answer

24

Made easy work book
Design a combination circuit that accepts a 2 bit number as input and generate binary number equal to square of the input number.

answer selected in Digital Logic Sep 16, 2018

2.3k views

2 answers

25

MadeEasy Test Series: Compiler Design - Register Allocation
The following program uses six different variables p, q, r, s, t and u. The code is: p=6 q=7 t=p*q s=t+p u=8 u=s*p s=p+u r=r*q t=t+p return t Assume that all operations take their operands from registers, the minimum ... is 5, but my answer is 4. I think that the step u=8 can be skipped since 'u' is being reinitialized in the next step.

comment edited in Compiler Design Sep 6, 2018

1.5k views

5 answers

26

Static Single Assignment form
Consider the following code generation: a=b+c; c=a+x; d=b+c; b=a+x; The minimum no. of total variables required to convert the above code to static single assignment form is______

answer selected in Compiler Design Sep 6, 2018

1.8k views

0 answers

27

Injective Function
The number of ways possible to form injective function from set A set B where |A| = 3 and |B| = 5 such that pth element of set A cannot match with pthelement of set B are _________.

closed in Combinatory Aug 28, 2018

195 views

1 answer

28

Kenneth Rosen Edition 6th Exercise 1.1 Question 10 (Page No. 17)
Let p, q, and r be the propositions p : You get an A on the final exam. q : You do every exercise in this book. r : You get an A in this class. Write these propositions using p, q, and r and logical connectives (including ... get an A in this class if and only if you either do every exercise in this book or you get an A on the final.

answer edited in Mathematical Logic Aug 22, 2018

4.0k views

4 answers

29

GATE CSE 1990 | Question: 1-iv-b
A $32$-bit floating-point number is represented by a $7$-bit signed exponent, and a $24$-bit fractional mantissa. The base of the scale factor is $16,$ The range of the exponent is ___________, if the scale factor is represented in excess-$64$ format.

answered in Digital Logic Jun 28, 2018

3.1k views

2 answers

30

# P&C
A mixed doubles tennis game is to be played between two teams (each team consists of one male and one female). There are four married couples. No team is to consist of a husband and his wife. What is the maximum number of games that can be played? GIVEN ANS 42 , ... wife at their correct husband (dearrangement=n ) these are no of teams and total no of games will be nc2 . where am i missing ?

answer selected in Quantitative Aptitude May 26, 2018

581 views