CS201 Quiz 1 Set 6

Q1. Which operator has the highest precedence? (*, -, /, +)

1. - has the highest precedence
2. + has the highest precedence
3. + and - both have the same highest precedence
4. * and / both have the same highest precedence

Correct answer: * and / both have the same highest precedence

Q2. How many times the following loop will execute? int j = 3; while(j > 0) { cout << "Statements" << endl; j -= 2;

1. 0
2. 2
3. 3
4. 1

Correct answer: 2

Q3. ______ Loop executes atleast one times.

1. Inner
2. Do while
3. While
4. For

Correct answer: Do while

Q4. Identify the logical error in the following if condition If ((i < 5) && (i > 15))

1. & will be used instead of &&
2. && cannot be used with if condition
3. Condition is always true
4. Condition is always false

Correct answer: Condition is always false

Q5. What will be the values of variables x and y after executing the following code if x = 33 and y = 19? if(x % y != 0) { x++; y--; }

1. x = 34, y = 18
2. x = 22, y = 14
3. x = 30, y = 36
4. x = 14, y = 36

Correct answer: x = 34, y = 18

Q6. < , <= , > , >= are called __________ operators.

1. Arithmetic
2. Relational
3. Conational
4. Logical

Correct answer: Relational

Q7. If x = 11, and x %= 3, then value of x will be ___________.

1. 11
2. 3
3. 0
4. 2

Correct answer: 2

Q8. In the following nested For Loop, which loop will run most number of times? for( int i = 0; i < 5; i++) { for(int k = 0; k < 5; k++) { ……... } }

1. Inner loop
2. Both loops run equal number of times
3. Outer loop
4. Depends upon the statements in the inner loop's body

Correct answer: Inner loop

Q9. Find the syntax error in the following piece of code? if ( x > y); cout<<” x is greater than y “; else cout<<”y is greater than x”;

1. Condition in the if statement is wrong
2. Semicolon should not be after the if statement
3. Braces not given for if and else blocks
4. No error in the code

Correct answer: Semicolon should not be after the if statement

Q10. Which of the following is not the subcategory of the system software?

1. Application software
2. Operating system
3. Utilities
4. Device drivers

Correct answer: Application software