Which of the following sentences are correct about a for loop in a C program?
1: for loop works faster than a while loop.
2: All things that can be done using a for loop can also be done using a while loop.
3: for(;;); implements an infinite loop.
4: for loop can be used if we want statements in a loop get executed at least once.

Which of the following statements are correct about the below program?

#include<stdio.h>
int main()
{
    int n = 0, y = 1;
    y == 1 ? n=0 : n=1;
    if(n)
        printf("Yes\n");
    else
        printf("No\n");
    return 0;
}

Which of the following sentences are correct about a switch loop in a C program?
1: switch is useful when we wish to check the value of variable against a particular set of values.
2: switch is useful when we wish to check whether a value falls in different ranges.
3: Compiler implements a jump table for cases used in switch.
4: It is not necessary to use a break in every switch statement.

A short integer is at least 16 bits wide and a long integer is at least 32 bits wide.

If scanf() is used to store a value in a char variable then along with the value a carriage return(\r) also gets stored it.

The modulus operator cannot be used with a long double.

A char variable can store either an ASCII character or a Unicode character.

The way the break is used to take control out of switch and continue to take control of the beginning of the switch?

Can we use a switch statement to switch on strings?

We want to test whether a value lies in the range 2 to 4 or 5 to 7. Can we do this using a switch?