Quiz13 on Conditional Statements

1. Which is correct about if-else-if ladder?

2. int x = 0, y = 1;
if (x)
if (y)
printf(“X and Y”);
else
printf(“X only”);
else
printf(“Neither”);

3. int marks = 40;
if (marks >= 50)
if (marks >= 75)
printf(“Distinction”);
else
printf(“Pass”);
else
printf(“Fail”);

4. int a = 5, b = 10;
if (a > b)
if (a % 2 == 0)
printf(“Even”);
else
printf(“Odd”);
else
printf(“Else Block”);

5. int x = 15;
if (x > 0) {
if (x % 2 == 0)
printf(“Even Positive”);
else
printf(“Odd Positive”);
}

6. int a = 10, b = 20;
if (a < b) {
if (a % 2 == 0)
printf(“Small Even”);
}

7. Which is valid syntax for if-else?

8. int marks = 85;
if (marks >= 90)
printf(“Grade A”);
else if (marks >= 75)
printf(“Grade B”);
else
printf(“Grade C”);

9. int a = 5, b = 5;
if (a == b) {
if (a > 0)
printf(“Equal Positive”);
else
printf(“Equal Non-Positive”);
}

10. Which statement is true about if in C?