NIELIT STQC 2021 Quiz-27

Consider the following statements :
S1 : The number of relations that are both reflexive and asymmetric is 0.
S2 : The number of relations that are both symmetric and asymmetric is 0.
Which option is correct?

The relation {(1,2), (1,3), (3,1), (1,1), (3,3), (3,2), (1,4), (4,2), (3,4)} is

A continuous random variable x has a probability density function f (x) = e^–x, 0 < x < ∞ the P (x > 1) is

Let X be a random variable with probability density function

The probability p(0.5<x<5) is ________

The total number of states and transitions required to form a Moore machine that will produce residue mod 3?

Context free grammar is?

How many types of instruction formats are there?

Which SQL keyword is used to retrieve a maximum value?

Output of following program?

# include <stdio.h>

void fun(int *ptr)

{

*ptr = 30;

}

int main()

{

int y = 20;

fun(&y);

printf("%d", y);

return 0;

}