Recent questions tagged gate1995

26 votes
5 answers
31
41 votes
5 answers
32
A finite state machine with the following state table has a single input $x$ and a single out $z$.$$\begin{array}{|c|ll|}\hline\textbf{present state} & \qquad \textbf{nex...
49 votes
7 answers
34
The postfix expression for the infix expression $A+B*(C+D)/F+D*E$ is:$AB + CD + *F/D +E*$$ABCD + *F/DE* ++$$A * B + CD/F *DE ++$$A + *BCD/F* DE ++$
32 votes
8 answers
35
1 votes
1 answer
37
The solution of differential equation $y''+3y'+2y=0$ is of the form$C_1e^x+C_2e^{2x}$$C_1e^{-x}+C_2e^{3x}$$C_1e^{-x}+C_2e^{-2x}$$C_1e^{-2x}+C_2e^{-x}$
25 votes
3 answers
39
0 votes
3 answers
40
21 votes
6 answers
41
A bag contains $10$ white balls and $15$ black balls. Two balls are drawn in succession. The probability that one of them is black and the other is white is:$\frac{2}{3}$...
12 votes
2 answers
42
A unit vector perpendicular to both the vectors $a=2i-3j+k$ and $b=i+j-2k$ is:$\frac{1}{\sqrt{3}} (i+j+k)$$\frac{1}{3} (i+j-k)$$\frac{1}{3} (i-j-k)$$\frac{1}{\sqrt{3}} (i...
31 votes
6 answers
43
0 votes
0 answers
44
19 votes
3 answers
47
47 votes
5 answers
49
The sequence __________ is an optimal non-preemptive scheduling sequence for the following jobs which leaves the CPU idle for ________ unit(s) of time.$$\small \begin{arr...
25 votes
4 answers
50
33 votes
5 answers
55
The minimum number of edges in a connected cyclic graph on $n$ vertices is:$n-1$$n$$n+1$None of the above
24 votes
7 answers
56
The rank of the following $(n+1) \times (n+1)$ matrix, where $a$ is a real number is $$ \begin{bmatrix} 1 & a & a^2 & \dots & a^n \\ 1 & a & a^2 & \dots & a^n \\ \vdots ...
0 votes
2 answers
57
The value of $k$ for which $4x^2 – 8xy + ky^2 = 0$ does not represent a pair of straight lines (both passing through the origin) is:0293
2 votes
2 answers
58
If at every point of a certain curve, the slope of the tangent equals $\frac{-2x}{y}$ the curve isa straight linea parabolaa circlean ellipse
26 votes
3 answers
59
In the interval $[0, \pi]$ the equation $x=\cos x$ has No solutionExactly one solutionExactly two solutionsAn infinite number of solutions
24 votes
6 answers
60
The number of elements in the power set $P(S)$ of the set $S=\{\{\emptyset\}, 1, \{2, 3\}\}$ is:$2$$4$$8$None of the above