0 votes
2
Given n linearly ordered distinct elements. What is the worst case running time to find ith smallest element (1<=i<=n) from those n elements? a) O(log n)b) O(n)c) O(n lo...
7 votes
9
For the composition table of a cyclic group shown below:$$\begin{array}{|c|c|c|c|c|} \hline \textbf{*} & \textbf{a}& \textbf{b} &\textbf{c} & \textbf{d}\\\hline \textbf{a...
1 votes
10
$\int^{\pi/4}_0 (1-\tan x)/(1+\tan x)\,dx $$0$$1$ $\ln 2$$1/2 \ln 2$
2 votes
13
What is the value of $ \displaystyle\lim_{n \to \infty}\left(1 - \frac{1}{n}\right)^{2n}$ ?$0$$e^{-2}$$e^{-1/2}$$1$
33 votes
14
What is the boolean expression for the output $f$ of the combinational logic circuit of NOR gates given below?$\overline{Q+R}$$\overline{P+Q}$$\overline{P+R}$$\overline{P...
28 votes
15
The simplified SOP (Sum of Product) from the Boolean expression$$(P + \bar{Q} + \bar{R}) . (P + \bar{Q} + R) . (P + Q +\bar{R})$$ is $(\bar{P}.Q+\bar{R})$$(P+\bar{Q}.\bar...
31 votes
16
The minimum number of $\text{D}$ flip-flops needed to design a mod-258 counter is98512258
64 votes
19
46 votes
20
Given $i = \sqrt{-1}$, what will be the evaluation of the definite integral $\int \limits_0^{\pi/2} \dfrac{\cos x +i \sin x} {\cos x - i \sin x} dx$ ?$0$$2$$-i$$i$
33 votes
21
Consider the following table of arrival time and burst time for three processes $P0, P1$ and $P2.$$$\small \begin{array}{|c|c|c|} \hline \textbf{Process} & \textbf{Arriva...
32 votes
24
5 votes
26
Consider the languages $L_1 = \phi$ and $L_2 = \{a\}$. Which one of the following represents $L_1 {L_2}^* \cup {L_1}^*$ ?$\{\epsilon\}$$\phi$$a^*$$\{\epsilon, a\}$
30 votes
27
In the following truth table, $V = 1$ if and only if the input is valid.$$\begin{array}{cc}\textbf{Inputs}&\textbf{Outputs}\\ \begin{array}{|c|c|c|c|} \hline{D_0}&D_1&D_2...
47 votes
28
Which one of the following does NOT equal $$\begin{vmatrix} 1 & x & x^{2}\\ 1& y & y^{2}\\ 1 & z & z^{2} \end{vmatrix} \quad ?$$$\begin{vmatrix} 1& x(x+1)& x+1\\ 1& y(y+1...