17 votes
61
Which of the following expressions is not equivalent to $\bar{x}$?$x \text{ NAND } x$$x \text{ NOR } x$$x \text{ NAND } 1$$x \text{ NOR } 1$
4 votes
62
what is the value of$\textstyle \lim_{x \to 2}\frac{x-2}{\log(x-1)}$
5 votes
65
The expression $\lim_{a \to 0}\frac{x^{a}-1}{a}$ is equal to (A)$\log x$ (B)0 (c)$x\log x$ (D)$\infty$
4 votes
66
Determine whether following conditional statement is true or false-If 1+1 =3, then 2+2=4.According to me the answer should be false, but in book its given true. Can anyon...
2 votes
68
The resolvent of the set of clauses $(A \vee B, \sim A \vee D, C \vee \sim B)$ is $A \vee​ B$$C \vee​ D$$A \vee​ C$$A \vee​ D$
2 votes
70
Match the following :$\begin{array}{clcl} & \textbf{List-I} && \textbf{List-II} \\ \text{(a)}&(p \rightarrow q) \Leftrightarrow (\neg q \rightarrow \neg p) & \text{(i)} ...
1 votes
71
In how many ways can $15$ indistinguishable fish be placed into $5$ different ponds, so that each pond contains at least one fish?$1001$$3876$$775$$200$
3 votes
74
2 votes
77
Determine whether (p ∧ ( p → q )) → q is Tautology , Contradiction or Contingency.
1 votes
78
1 votes
80
4 votes
82
A graph is non-planar if and only if it contains a subgraph homomorphic to$K_{3,2} \text{ or } K_5$$K_{3,3} \text{ or } K_6$$K_{3,3} \text{ or } K_5$$K_{2,3} \text{ or } ...
6 votes
86
Identify from the following the strings generated by grammar rules , {S→ SS, S→(S1, S1→S),S1 →)}A . (()()))B (((())))))(C ()()()())D (()((())()...
3 votes
90