Selection Statements

Question 1

Algorithm is a procedure for solving a problem in terms of:

Answer 1

• the actions to be executed
• the order in which these actions are to be executed

Question 2

It is specifying the order in which statements are to be executed in a computer program

Answer 2

Program Control

Question 3

It is an artificial and informal language that helps you develop
algorithms

Answer 3

Pseudocode

Question 4

Not executed on computers – rather, helps us “think out” a program before starting to write the code in a programming language like C

Answer 4

Pseudocode

Question 5

It is a graphical representation of an algorithm or of a portion of an algorithm

Answer 5

Flowcharts

Question 6

Types of Control Structures

Answer 6

• Sequence
• Selection
• Iteration
• Function Call

Question 7

Statements are executed in a specified order

Answer 7

Sequence

Question 8

No statement is skipped and no statement is executed more than once.

Answer 8

Sequence

Question 9

It selects a statement to execute on the basis
of condition

Answer 9

Selection

Question 10

Examples of Selection

Answer 10

• if statement
• switch statement
• conditional operator

Question 11

When statements are executed more than one time

Answer 11

Looping/Iteration

Question 12

Examples of Looping/Iteration

Answer 12

• while loop
• for loop
• do-while loop

Question 13

Allows a program to choose
between two alternatives by
testing the value of an expression

Answer 13

If Statement

Question 14

Consists of a test expression
followed by one or more
statements

Answer 14

If Statement

Question 16

Difference between if and if-else selection

Answer 16

• if statement performs when the condition is true
• if-else allows to specify different actions whether the condition is true or false

Question 17

Syntax of single statement if clause

Answer 17

Great

Question 18

Syntax of multi statement if clause

Answer 18

Good job

Question 19

Syntax of if-else if else statements

Answer 19

Wow!

Question 20

Syntax of if-else statements

Answer 20

Cool!

Question 21

An alternative to if-else if-else statements

Answer 21

Switch statements

Question 22

Expression in the switch must result
in

Answer 22

integer value

Question 23

Syntax of switch statements

Question 24

Rules of switch statement regarding break

Answer 24

break statement must be in the end in each case.

Question 25

Rules of switch statement regarding case labels

Answer 25

Duplicate case labels or in the constant aren’t allowed

Question 26

Rules of switch statement regarding order

Answer 26

Order of the cases does not matter