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Answers by srivivek95

6 votes
1
LU decomposition
In the LU decomposition of the matrix,$\begin{bmatrix} 1 &2 \\ 3 &8 \end{bmatrix}$ if the diagonal elements of $U$ are both $1$, then the trace of $L$ is$?$
In the LU decomposition of the matrix,$\begin{bmatrix} 1 &2 \\ 3 &8 \end{bmatrix}$ if the diagonal elements of $U$ are both $1$, then the trace of $L$ is$?$
25 votes
2
ISRO-DEC2017-8
The number of elements in the power set of $\{\{1,2\},\{2,1,1\},\{2,1,1,2\}\}$ is $3$ $8$ $4$ $2$
The number of elements in the power set of $\{\{1,2\},\{2,1,1\},\{2,1,1,2\}\}$ is$3$ $8$ $4$ $2$
0 votes
4
Synchronisation OS
Should we consider bounded waiting if there is already a deadlock? I mean to say "If there is deadlock then surely not bounded waiting" is this statement true alway ? Some solutions follow this rule some solutions not. Thanks in advance :)
Should we consider bounded waiting if there is already a deadlock?I mean to say "If there is deadlock then surely not bounded waiting" is this statement true alway ?Some...
1 votes
6
Normalization
Please explain with example how lossless decomposition into BCNF is possible but dependency preservating BCNF decomposition may not be possible for all relations?
Please explain with example how lossless decomposition into BCNF is possible but dependency preservating BCNF decomposition may not be possible for all relations?
0 votes
7
propositional Logic
What is the difference between => and <=> ?
What is the difference between = and <= ?
0 votes
8
graphs and trees conceptual
1 votes
12
UGC NET CSE | November 2017 | Part 3 | Question: 28
Match the following : ... $\text{(a)-(iv); (b)-(iii); (c)-(ii); (d)-(i)}$
Match the following :$\begin{array}{clcl} & \textbf{List-I} && \textbf{List-II} \\ \text{(a)} & \text{Data Link Layer} & \text{(i)} & \text{Encryption} \\ \text{(b)}...
36 votes
14
GATE CSE 1995 | Question: 2.8
If the cube roots of unity are $1, \omega$ and $\omega^2$, then the roots of the following equation are $(x-1)^3 +8 =0$ $-1, 1 + 2\omega, 1 + 2\omega^2$ $1, 1 - 2\omega, 1 - 2\omega^2$ $-1, 1 - 2\omega, 1 - 2\omega^2$ $-1, 1 + 2\omega, -1 + 2\omega^2$
If the cube roots of unity are $1, \omega$ and $\omega^2$, then the roots of the following equation are $$(x-1)^3 +8 =0$$$-1, 1 + 2\omega, 1 + 2\omega^2$ $1, 1 - 2\omeg...
0 votes
15
ISRO 2017-ECE Number system
The Gray code for ($A5$) $16$ is equivalent to $10010101$ $11010101$ $11011111$ $11011011$
The Gray code for ($A5$) $16$ is equivalent to$10010101$$11010101$$11011111$$11011011$
0 votes
16
cubes and dices
The figure shown can be folded into the shape of a cube. In the resulting cube, which of the lettered faces is opposite the face marked x?
The figure shown can be folded into the shape of a cube. In the resulting cube, which of the lettered faces is opposite the face marked x?
3 votes
17
Aptitude
The sum of all the real roots of the equation $|x-2|^{2}+|x-2|-2=0$ is;
The sum of all the real roots of the equation $|x-2|^{2}+|x-2|-2=0$ is;
1 votes
19
Row Major
An array A[10][20] starts at decimal address 1000. Each element of array occupies 1 B and array is stored in row major order. Compute address of A[5][6] just give the output.No need very big derivation
An array A[10][20] starts at decimal address 1000. Each element of array occupies 1 B and array is stored in row major order. Compute address of A[5][6]just give the outp...
1 votes
23
Aptitude: HCF and LCM
Calculate number of pairs Whose LCM is 800 and HCF is 20?
Calculate number of pairs Whose LCM is 800 and HCF is 20?
1 votes
25
made easy test series
0 votes
26
Data Structure
Assume that there are two lower triangular matrices P and Q of size $m\times m$.If matrix P and transpose of Q are fit into rectangular matrix R of size $m\times\left ( m+1 \right )$ then (A) R[i,j+1]=Q[i,j] (B) R[j,i+1]=Q[i,j] (C) R[j+1,i]=Q[i,j] (D)None of above
Assume that there are two lower triangular matrices P and Q of size $m\times m$.If matrix P and transpose of Q are fit into rectangular matrix R of size $m\times\left ( m...
1 votes
28
Language generated by following grammar
$S -> AB$ $A -> aA / epsilon$ $B ->aBb / epsilon$ What is the class of language generated by the above grammar ?
$S - AB$$A - aA / epsilon$$B ->aBb / epsilon$What is the class of language generated by the above grammar ?
0 votes
29
Gate 2017 ME
In a company 45 people earn Rs. 20,000 per month, 25 people earn Rs. 30,000 per month, 20 people earn Rs. 40,000, 8 people earns Rs. 60,000 per month and 2 people earn Rs. 150,000 per month. Find median ?
In a company 45 people earn Rs. 20,000 per month, 25 people earn Rs. 30,000 per month, 20 people earn Rs. 40,000, 8 people earns Rs. 60,000 per month and 2 people earn Rs...
1 votes
30
min number of states
(a+b)*aa(a+b) mininum num of states to represent this
(a+b)*aa(a+b)mininum num of states to represent this
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