Quiz for if, if-else, nested if-else

Q1: What is the output of: if(5 > 2) printf("Yes");

A. Yes B. No C. Error D. Nothing

Q2: Which keyword is used to test a condition in C?

A. if B. switch C. case D. loop

Q3: In if-else, if the condition is false, which block executes?

A. if block B. else block C. loop block D. none

Q4: What will be the output: if(0) printf("Hi"); else printf("Bye");

A. Hi B. Bye C. Error D. Nothing

Q5: Nested if-else means?

A. if inside if B. else inside if C. if inside else D. All of the above

Q6: if(3) printf("Hello"); means?

A. Hello prints B. Error C. Nothing prints D. Infinite loop

Q7: Which of these is valid if syntax?

A. if x>0 B. if (x>0) C. if {x>0} D. if: x>0

Q8: Output: int x=5; if(x==5) printf("Equal");

A. Equal B. Not Equal C. Error D. Nothing

Q9: Which executes when all if conditions fail in nested if-else?

A. last else B. first if C. middle if D. none

Q10: if-else is an example of?

A. Looping B. Decision making C. Jump D. Branching only

Q11: Output: if(4-4) printf("True"); else printf("False");

A. True B. False C. Error D. Nothing

Q12: What is evaluated first in if condition?

A. Expression B. Variable C. Function name D. Loop

Q13: Which symbol is used for equality in if condition?

A. = B. == C. != D. >=

Q14: Output: int a=10; if(a=5) printf("Yes"); else printf("No");

A. Yes B. No C. Error D. Nothing

Q15: Which is true for if statement?

A. Executes only if condition true B. Executes always C. Executes before main() D. Never executes

Q16: if(1) printf("One"); else printf("Zero"); output?

A. One B. Zero C. Error D. Nothing

Q17: Nested if is used when?

A. Multiple conditions B. Single condition C. No condition D. Looping

Q18: if-else can be replaced with?

A. switch B. goto C. loop D. function

Q19: What is the output: if(2>3) printf("A"); else printf("B");

A. A B. B C. Error D. Nothing

Q20: Default behavior when if condition is false and no else present?

A. Do nothing B. Error C. Run loop D. Print garbage