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Answers by Arpit Dhuriya

13 votes
1
GATE CSE 1992 | Question: 15.b
Let $S$ be the set of all integers and let $n > 1$ be a fixed integer. Define for $a,b \in S, a R b$ iff $a-b$ is a multiple of $n$. Show that $R$ is an equivalence relation and find its equivalence classes for $n = 5$.
Let $S$ be the set of all integers and let $n 1$ be a fixed integer. Define for $a,b \in S, a R b$ iff $a-b$ is a multiple of $n$. Show that $R$ is an equivalence relat...
1 votes
6
Variance
There are two data sets,each of size 5. The variances of those sets are 4 and 5; means are 2 and 4 respectively. If the sets are combined, what would be variance of combined data? (A) 10/11 (B) 11/13 (C) 11/2 (D) 13/11
There are two data sets,each of size 5. The variances of those sets are 4 and 5; means are 2 and 4 respectively. If the sets are combined, what would be variance of combi...
1 votes
7
ISRO-DEC2017-5
Let $f(x)=\log|x|$ and $g(x) =\sin x$. If $A$ is the range of $f(g(x))$ and $B$ is the range of $g(f(x))$ then $A\cap B$ is $[-1,0]$ $[-1,0)$ $[-\infty ,0]$ $[-\infty ,1]$
Let $f(x)=\log|x|$ and $g(x) =\sin x$. If $A$ is the range of $f(g(x))$ and $B$ is the range of $g(f(x))$ then $A\cap B$ is$[-1,0]$$[-1,0)$$[-\infty ,0]$$[-\infty ,1]$
6 votes
10
counting
How many bit strings of length 10 contain either five consecutive 0s or five consecutive 1s? I got 382.Is it correct?
How many bit strings of length 10 contain either five consecutive 0s or five consecutive 1s?I got 382.Is it correct?
0 votes
12
testbook
0 votes
14
DISCRETE
The size of minimum vertex cover can be - (A) Smaller than the size of maximum matching (B) No smaller than the size of maximum matching (C) Cannot say
The size of minimum vertex cover can be - (A) Smaller than the size of maximum matching (B) No smaller than the size of maximum matching (C) Cannot say
0 votes
16
If G is an infinite cyclic group then which of the following is not true?
If G is an infinite cyclic group then which of the following is not true? a) G has exactly 2 generators. b) G is isomorphic to (Z,+). c) Every proper sub group of G is finite.
If G is an infinite cyclic group then which of the following is not true?a) G has exactly 2 generators.b) G is isomorphic to (Z,+).c) Every proper sub group of G is fini...
2 votes
17
Database 2PL protocol
In 2PL protocol if all exclusive locks are acquired by transaction in increasing order of their accesses then is the 2PL starvation free ?
In 2PL protocol if all exclusive locks are acquired by transaction in increasing order of their accesses then is the 2PL starvation free ?
0 votes
19
Computer networks
There are 10 stations in a LAN always having constant load, ready to transmit. During any particular contention slot, each station transmits with a probability 0.1. If the average frame takes 122ms to transmit, what is the channel efficiency, if the round trip time is 51.2 micro seconds?
There are 10 stations in a LAN always having constant load, ready to transmit. During any particular contention slot, each station transmits with a probability 0.1. If th...
0 votes
20
CO-Pipeline-CPI
1 votes
22
compiler design
the following intermediate best suited for derivation of common subexpression?????????? a. qudraples b.triples c.trees d.postfix code explain plz
the following intermediate best suited for derivation of common subexpression??????????a. qudraplesb.triplesc.treesd.postfix code explain plz
0 votes
23
Gray Code
Addition of all gray code to convert decimal(0-9) into gray code is a)129 b) 108 c) 69 d) 53
Addition of all gray code to convert decimal(0-9) into gray code isa)129 b) 108 c) 69 d) 53
1 votes
24
C Programming
long fun( char * s){ long r = 0; for( ; *s ; r = (r << 1) | (*s++ - '0')); return r; } What does the fun("000001010") returns?
long fun( char * s){ long r = 0; for( ; *s ; r = (r << 1) | (*s++ - '0')); return r;}What does the fun("000001010") returns?
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