Relational Operators in C Language

Which of the following is a valid relational operator in C? A) == B) = C) := D) !=! Answer: A

• ==>

• A

• <>

• =

What does the '!=' operator do in C? A) Assigns a value B) Checks if two values are equal C) Checks if two values are not equal D) Performs logical NOT Answer: C

• Compares two values for greater than

• Checks if two values are similar

• C

• Checks if one value is null

What is the result of the expression (5 > 3) in C? A) 0 B) 1 C) 5 D) 3 Answer: B

• 4

• 1

• 6

• 2

Which relational operator checks if the left operand is less than or equal to the right operand? A) >= B) <= C) == D) <> Answer: B

• B

• <=

• >=

• ==

What is the output of the following code: printf("%d", 4 == 4); A) 4 B) 0 C) 1 D) True Answer: C

• 4.0

• False

• 2

• 1

If int a = 10, b = 20; what is the result of (a >= b)? A) 1 B) 0 C) 10 D) 20 Answer: B

• 15

• 2

• 5

• B

Which of the following correctly compares two variables x and y for equality in C? A) if(x = y) B) if(x == y) C) if(x === y) D) if(x.equals(y)) Answer: B

• if(x != y)

• if(x is y)

• if(x < y)

• B

What is the result of (7 < 7) in C? A) 1 B) 7 C) -1 D) 0 Answer: D

• 5

• 2

• D

• 8

Which logical operator is used to combine two relational expressions where both must be true? A) || B) ! C) && D) & Answer: C

• C

• <>

• ||

• ==

What is the result of (5 > 3 && 2 < 4) in C? A) 0 B) 2 C) 1 D) 5 Answer: C

• C

• -1

• 3

• 4