Free Test Assignment and increme... – C Language

Q1: Which operator is used for assignment in C?

A. = B. == C. += D. :=

Q2: What will be the value of x after: int x=5; x += 3;

A. 8 B. 5 C. 3 D. Error

Q3: Which is the correct syntax for pre-increment in C?

A. ++x B. x++ C. --x D. x--

Q4: Which is the correct syntax for post-decrement in C?

A. x-- B. --x C. x++ D. ++x

Q5: If x=10; y=++x; what is the value of y?

A. 11 B. 10 C. 9 D. Error

Q6: If x=10; y=x++; what is the value of y?

A. 10 B. 11 C. 9 D. Error

Q7: Which operator decreases a variable by 1 before using it?

A. --x B. x-- C. x-1 D. x-=1

Q8: What will be the output of: int x=5; x*=2;

A. 10 B. 5 C. 2 D. Error

Q9: Which is a compound assignment operator?

A. += B. == C. && D. ||

Q10: If int x=4; x-=1; what is x?

A. 3 B. 5 C. 1 D. 4

Q11: What will int x=3; x%=2; result in?

A. 1 B. 2 C. 0 D. 3

Q12: Which operator is used for division assignment?

A. /= B. == C. && D. //

Q13: Which operator increases a variable by 1 after using it?

A. x++ B. ++x C. --x D. x--

Q14: If int a=5; a/=2; what is a?

A. 2 B. 2.5 C. 3 D. Error

Q15: If int a=5; b=a++ + ++a; what is b?

A. 12 B. 11 C. 10 D. 13

Q16: If int a=3; b=++a + a++; what is b?

A. 8 B. 7 C. 6 D. 9

Q17: Which operator adds and assigns in one step?

A. += B. == C. = D. ++

Q18: Which operator subtracts and assigns in one step?

A. -= B. /= C. == D. --

Q19: If int x=7; x++; ++x; what is x?

A. 9 B. 8 C. 7 D. 10

Q20: Which operator is used to assign the remainder after division?

A. %= B. /= C. == D. &&

Quiz for Assignment and increment/decrement operators