2nd Year Computer Science Chapter 11 Online MCQ Test

1. Which programming structure executes program statements in order?

Relation

Decision

Sequence

Repetition

Question 1 of 10

2. The first line in a switch block contains:

The value of the first criterion

The expression to be evaluated

The statement to be executed if none of the criteria are true

The statement to be executed if the criteria are true

Question 2 of 10

3. A key in a relation

May not functionally determine any attribute in the row

Functionally determine only one attribute in the row

Functionally determine at least one attribute in the row

Functionally determine all the attributes in the row

Question 3 of 10

4. If x=10 and y=5, what will be the output of the following expression?

y? x*y: x+y

5

10

15

50

Question 4 of 10

5. An if statement inside the true block of another if statement is called:

A nested if statement

A branched if statement

A conditional operator

A relational operator

Question 5 of 10

6. ______ is a functional dependency in a relation between two or more non-key attributes

Transitive dependency

Partial dependency

Repeating groups

None of these

Question 6 of 10

7. The three programming structures are:

Sequence, decision, and repetition

Process, decision, and alternation

Sequence, definition, and process

Relation, comparison, and process

Question 7 of 10

8. How many times is the test expression of a switch statement evaluated?

0

1

2

Once for each case

Question 8 of 10

9. The operators to compare operands and decide if the relation is true or false are:

Arithmetic operators

Logical operators

Syntax operators

Relational operators

Question 9 of 10

10. Which of the following are valid case statements in a switch?

Case 1:

Case x;4:

Case 'ab':

Case 1.5:

Question 10 of 10

2nd Year Computer Science Chapter 11 Online MCQ Test

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