Q
What does the phpinfo() function do in PHP?

Answer & Solution

Answer: Option A
Solution:
The phpinfo() function in PHP outputs detailed information
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Which of the following statements is true about PHP arrays?

A). PHP arrays can hold values of different data types

B). PHP arrays must have continuous index values

C). PHP arrays are immutable

D). PHP arrays can only store integers

Which of the following is NOT a valid PHP variable name?

A). $my_var

B). $MyVar

C). $my-var

D). $myVar123

What does the PHP statement echo 'Hello, World!'; do?

A). Prints 'Hello, World!' to the browser

B). Declares a variable named 'Hello, World!'

C). Performs a calculation

D). Defines a function named 'Hello, World!'

What is the correct syntax to start a PHP script?

A). <?php

B). <script>

C). <?>

D). <!DOCTYPE php>

Which of the following is true about PHP comments?

A). Comments are ignored by the PHP interpreter

B). Comments can only be single-line

C). Comments must start with /* and end with */

D). Comments are displayed on the webpage

What is the purpose of the PHP die() function?

A). To terminate the script execution and display a message

B). To print output to the browser

C). To create a loop in PHP

D). To define a function in PHP

What is the purpose of the PHP unset() function?

A). To destroy a specified variable

B). To create an array in PHP

C). To execute SQL queries

D). To define a function in PHP

What is the purpose of the PHP exit() function?

A). To terminate the script execution

B). To print output to the browser

C). To create a loop in PHP

D). To define a function in PHP

What is the purpose of the PHP require statement?

A). To include and evaluate an external PHP file

B). To define a function in PHP

C). To create a loop in PHP

D). To execute a SQL query

What is the purpose of the PHP require_once statement?

A). To include and evaluate an external PHP file only once

B). To create a loop in PHP

C). To define a function in PHP

D). To execute a SQL query