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Questions by srestha
9
votes
4
answers
141
Fork (ACE)
main() { if(fork()>=0) { printf("*"); if(fork()==0) { printf("*"); } else{ //do nothing } printf("*"); } How many number of times “*” will be printed?
asked
in
Operating System
Feb 27, 2019
3.4k
views
fork-system-call
operating-system
0
votes
0
answers
142
Lattice (ACE)
Let $A=\left \{ 1,2,3 \right \}$. A relation $R$ on $A\times A$ is defined by $\left ( a,b \right )R\left ( c,d \right )\Leftrightarrow \left ( “a\leq c “and” b\leq d “\right )$ S1:$R$ partial order S2: The poset $\left [ A\times A:R \right ]$ is a lattice Among S1 and S2 which one is true?
asked
in
Set Theory & Algebra
Feb 27, 2019
1.5k
views
lattice
discrete-mathematics
0
votes
3
answers
143
Grewal
Suppose avg waiting time of a process to get chance in a queue is 5 min. What will the probability that process get chance at first minute is ________________
asked
in
Probability
Feb 19, 2019
1.7k
views
probability
0
votes
0
answers
144
Arrangement
Number of ways we can arrange 5 books in 3 selves___________
asked
in
Combinatory
Jan 31, 2019
679
views
combinatory
2
votes
0
answers
145
MadeEasy Subject Test 2019: Programming & DS - programming in C
void foo(int n) { for(i1=1;i1<=n;i1++) { for(i2=1;i2<=i1;i2++) { ....... { for(i6=1;i6<=i5;i6++) { count++; } } } } } Count initially 0.What is value returned by foo(8)?
asked
in
Programming in C
Jan 28, 2019
657
views
programming-in-c
programming
made-easy-test-series
0
votes
1
answer
146
Program-M.E.
void foo(int n) { if(n==1) printf("#"); for(i=0;i<n;i++) foo(n-1); } Number of time # will be printed , when foo(7) is called_________
asked
in
Programming in C
Jan 27, 2019
271
views
programming-in-c
1
vote
3
answers
147
Insertion in Hash table. (M.E.)
The number of different insertion sequences of numbers $\left \{ 7,20,32,50,66,77 \right \}$ on an initially empty hash table H of size $6$ and a hash function $h\left ( k \right )=k\mod6$ with linear probing scheme for collision resolution such that the hash table obtained ... ${\color{Blue} {2}}$ ${\color{Blue} {3}}$. ${\color{Blue} {4}}$ ${\color{Blue} {5}}$
asked
in
DS
Jan 16, 2019
1.1k
views
hashing
data-structures
0
votes
0
answers
148
Math doubt
Is it true $\frac{1}{1+x^{2}}=1-x^{2}$ Is it applied every function? (like limit func, generating func)?
asked
in
Calculus
Jan 3, 2019
265
views
discrete-mathematics
0
votes
0
answers
149
Broadcasting
Hub is broadcasting device- means collision is there and bridge , switch is broadcasting or collision domain separator- means it has no collision is it true? and give some reason why hub still have some collision
asked
in
Computer Networks
Dec 31, 2018
146
views
computer-networks
0
votes
1
answer
150
Multicast Addressing
Consider an $IPV4$ addressing system, where at a same time two multicast group are ongoing, by choosing their multicast group address at random.Then the probability they interfere each other is _________________$\times 10^{9}$ how to solve multicast address?
asked
in
Computer Networks
Dec 30, 2018
627
views
computer-networks
network-addressing
0
votes
0
answers
151
Security
It is impossible to produce a document that differs from the original document with single bit change and valid signature I am unable to understand, why is it impossible? bit changing is one way of intruder to steal information.right? plz give some valid reason
asked
in
Computer Networks
Dec 30, 2018
236
views
network-security
computer-networks
1
vote
1
answer
152
Scaling Factor
Header field need scaling factor, , when it’s size is small, that is ok But why fragment offset field also need scaling factor? https://gateoverflow.in/1548/gate2013-37
asked
in
Computer Networks
Dec 28, 2018
2.1k
views
computer-networks
0
votes
0
answers
153
Range in 2's complement
Consider given below $n$ bit integer data which is expressed in sign $2's$ complement notation $K=\left ( a_{n-1} a_{n-2}....a_{1} a_{0} \right )$ The value expression of the $K$ in decimal is $\left ( A \right )\sum_{i=0}^{n-2}a_{i}\times 2^{i}$ ... $2's$ complement is $-2^{n-1}$ to $+2^{n-1}-1$ but no option getting match with it right?
asked
in
CO and Architecture
Dec 27, 2018
446
views
co-and-architecture
number-representation
1
vote
0
answers
154
Miss Penalty
Suppose there are $2$ level cache. If there are $L_{1}$ and $L_{2}$ are $2$ level cache, if both have some miss rate, then still why we need miss penalty for cache in both levels?
asked
in
CO and Architecture
Dec 27, 2018
428
views
cache-memory
co-and-architecture
miss-penalty
0
votes
0
answers
155
Numerical -Magnetic disk
A magnetic surface has $128$ tracks($T_{0}$ to $T_{127}$), One track has $256$ sectors and each sector capacity is $512B$ ($0.5KB$) motor operated with $3000RPM$. Amount of time required to move the head from current trak to it's next successive ... to read $64KB$ data from (starting address) sector $153$ $(S_{153})$ of track 36 $(T_{36})$ in millisec is _______________
asked
in
CO and Architecture
Dec 26, 2018
1.2k
views
co-and-architecture
magnetic-tape
0
votes
0
answers
156
Base Conversion
$\left ( 381 \right )_{9}=\left ( X \right )_{10}=\left ( Y \right )_{6}$ What is value of $X$ and $Y$?
asked
in
Digital Logic
Dec 26, 2018
326
views
digital-logic
1
vote
0
answers
157
Base register AM
Assume that the base register contains $32856$. The program counter is currently at $25687$ memory location. What is the branch address if the address field of jump instruction contains $-30$ in the address field and the instruction is designed in base register addressing mode? Is it evaluated with register location or pc location?
asked
in
CO and Architecture
Dec 25, 2018
563
views
co-and-architecture
addressing-modes
1
vote
1
answer
158
Stack
If two stack is growing two opposite end of array. Then which logic works and how?
asked
in
DS
Dec 24, 2018
1.5k
views
stack
data-structures
0
votes
0
answers
159
Programming
#include<stdio.h> int code(int m){ if(m>0){ int i=1; for(;i<3;i++){ code(m-i); code(m-i-1); printf("GATE2019"); } } } int main() { code(4); return 0; } How many times GATE2019 will be printed?
asked
in
Programming in C
Dec 23, 2018
364
views
programming-in-c
programming
0
votes
0
answers
160
Priority Queue
Is priority queue work efficiently with sorted array than unsorted array and heap for insertion and deletion operation? Then why do we apply priority queue in heap specially
asked
in
DS
Dec 22, 2018
596
views
data-structures
priority-queue
queue
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