C Programming - Control Instructions

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Exercise

"Time and tide wait for none."

- Alexander Pope

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

#include<stdio.h>
int main()
{
    int i = 10, j = 20;
    if(i = 5) && if(j = 10)
        printf("Have a nice day");
    return 0;
}

A.	Output: Have a nice day
B.	No output
C.	Error: Expression syntax
D.	Error: Undeclared identifier if

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

#include<stdio.h>
int main()
{
    int i = 10, j = 15;
    if(i % 2 = j % 3)
        printf("IndiaBIX\n");
    return 0;
}

A.	Error: Expression syntax	B.	Error: Lvalue required
C.	Error: Rvalue required	D.	The Code runs successfully

Which of the following statements are correct about the program?

#include<stdio.h>
int main()
{
    int x = 30, y = 40;
    if(x == y)
        printf("x is equal to y\n");

    else if(x > y)
        printf("x is greater than y\n");

    else if(x < y)
        printf("x is less than y\n")
    return 0;
}

A.	Error: Statement missing	B.	Error: Expression syntax
C.	Error: Lvalue required	D.	Error: Rvalue required

Which of the following statements are correct about an if-else statements in a C-program?

1: Every if-else statement can be replaced by an equivalent statements using ?: operators

2: Nested if-else statements are allowed.

3: Multiple statements in an if block are allowed.

4: Multiple statements in an else block are allowed.

A.	1 and 2	B.	2 and 3
C.	1, 2 and 4	D.	2, 3, 4

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

#include<stdio.h>
int main()
{
    int i = 0;
    i++;
    if(i <= 5)
    {
        printf("IndiaBIX\n");
        exit(0);
        main();
    }
    return 0;
}

A.	The program prints 'IndiaBIX' 5 times
B.	The program prints 'IndiaBIX' one time
C.	The call to main() after exit() doesn't materialize.
D.	The compiler reports an error since main() cannot call itself.