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12th Standard Computer Applications English Medium - PHP Conditional Statements 2 Mark Book Back Question Paper and Answer Key 2022 - 2023

Published on: 05/09/2022

QB365 provides a detailed and simple solution for every Possible Book Back Questions in Class 12 Computer Applications Subject -PHP Conditional Statements, English Medium. It will help Students to get more practice questions, Students can Practice these question papers in addition to score best marks.

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Questions:

Generic 2

9 x 2 = 18

Compare if and if else statement.

Write the Syntax of Switch statement.

Write the usage of Switch Statement in PHP.

Define if...elseif....else Statement in PHP.

Write the Syntax of an If ... else statement in PHP.

List out Conditional Statements in PHP.

What is the purpose of the if ... else statement?

Write the syntax for an if statement in PHP.

What are the different types of conditional statements in PHP?

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Answers Key:

Generic 2

9 x 2 = 18

If Statement	If else Statement
if statement executes some code if one condition is true.	If statement executes some code if the condition is true and else part of code executes if the condition is false.

switch (n)
{
case label 1:
code to be executed if n=labeI1;
break;
case label 2:
code to be executed if n=labeI2;
break;
case label 3:
code to be executed if n=labeI3;
break;
...
default:
code to be executed if n is different from all labels;
}

(i) It is used to perform different action based on different conditions.
(ii) It works the same as if statement and it can check for multiple values at a time.

If-elseif-else statement is a combination of if-else statement. Multiple conditions can be checked and action is based on the result of the condition.

Syntax:
if (condition)
{
//True-block;
}
else
{
//False-block;
}

Conditional statements are implemented by the following types
(i) if statement
(ii) if...else statement
(iii) if...else if... else statement
(iv) switch statement.

The if ... else statement is a conditional statement in PHP. It executes one block of code if a condition is true and another block of code if the condition is false.

Syntax:
if (condition)
{
//code to be executed if condition is true;
}

There are several types of conditional statements in PHP. They are
1. 'if' statement
2. 'if...else' statement
3. 'if...elseif...else' statement
4. 'switch' statement