Welcome to the Strings and Regular Expressions MCQs Page

Dive deep into the fascinating world of Strings and Regular Expressions with our comprehensive set of Multiple-Choice Questions (MCQs). This page is dedicated to exploring the fundamental concepts and intricacies of Strings and Regular Expressions, a crucial aspect of PHP. In this section, you will encounter a diverse range of MCQs that cover various aspects of Strings and Regular Expressions, from the basic principles to advanced topics. Each question is thoughtfully crafted to challenge your knowledge and deepen your understanding of this critical subcategory within PHP.

Check out the MCQs below to embark on an enriching journey through Strings and Regular Expressions. Test your knowledge, expand your horizons, and solidify your grasp on this vital area of PHP.

Note: Each MCQ comes with multiple answer choices. Select the most appropriate option and test your understanding of Strings and Regular Expressions. You can click on an option to test your knowledge before viewing the solution for a MCQ. Happy learning!

Strings and Regular Expressions MCQs | Page 6 of 10

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Functions in PHP

Q51.

Which function is used for capitalizing first letter of a string?

strtlower ( )

strtupper ( )

ucfirst ( )

lfirst ( )

Discuss

Answer: (c).ucfirst ( )

Q52.

In substring selection what's mean of Slicing?

Concatenating

Choosing a portion of a string

Modifying a string

Comparing a string

Discuss

Answer: (b).Choosing a portion of a string

Q53.

Concatenating operator is used for

Combining two strings

Comparing two strings

Arrays concatenation

None of them

Discuss

Answer: (a).Combining two strings

Q54.

All these characters in a string \, ?, *, \, &Hat, $, ] are escaped by

remove ( ) function

removechar ( )

addslashes ( )

quotemeta ( )

Discuss

Answer: (d).quotemeta ( )

Q55.

Returns a string argument with both leading and trailing whitespace removed, is a behavior of

chop ( )

rtrim ( )

trim ( )

ltrim ( )

Discuss

Answer: (c).trim ( )

Q56.

By first constructing a message string and then shipping it off to receiving program, is a way of communication between PHP and

Database servers

LDAP servers

Sockets

All of them

Discuss

Answer: (d).All of them

Q57.

For creating pages that contain HTML forms and have multiline strings we can use

Assignment concatenation syntax

Heredoc syntax

Concatenation syntax

None of them

Discuss

Answer: (b).Heredoc syntax

Q58.

Concatenating assignment operator is denoted by

⋅=

⋅=⋅

Discuss

Answer: (c).⋅=

Q59.

Which statement is correct for specifying a string in code?

$my_string = ' A literal string';

$my_string = ' A literal string";

#my_string = ' A literal string';

Both a and b

Discuss

Answer: (d).Both a and b

Q60.

What does trailing means in replacement of functions?

Replacing string from right hand side

Replacing string from left hand side

Replacing string from middle

None of them

Discuss

Answer: (a).Replacing string from right hand side

Page 6 of 10

Welcome to the Strings and Regular Expressions MCQs Page

Strings and Regular Expressions MCQs | Page 6 of 10

Explore more Topics under PHP

Basics of PHP

Arrays and Functions in PHP

Object Oriented PHP

Error and Exception Handling in PHP

PHP Filesystem

Session Handling in PHP

Objects and Databases in PHP

Object Tools and Variables

Constants and Operators in PHP

PHP Controls Structures

Functions in PHP

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