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 2 of 10

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Q11.

For tokenizing a string which PHP function is used?

ok ( )

strtok ( )

str ( )

start ( )

Discuss

Answer: (b).strtok ( )

Q12.

A function that takes a filename as argument and returns a MD5 of that file

md_file( )

md5 ( )

md5_file ( )

digest_file ( )

Discuss

Answer: (c).md5_file ( )

Q13.

Which function is used to take a string as argument and returns a string that is stripped of all HTML and PHP tags?

nl2br ( )

strip ( )

strip_tags ( )

All of them

Discuss

Answer: (c).strip_tags ( )

Q14.

There are how many types of classes for regular expressions?

Discuss

Answer: (b).2

Q15.

MD5 algorithm is used to produce a

Digest of a string

Signature of a string

Name of string

Both a and b

Discuss

Answer: (d).Both a and b

Q16.

Regex defines a

Style

Function

Regular expression

Class

Discuss

Answer: (c).Regular expression

Q17.

MD5 stands for

Multi Dimension Algorithm

Message Digest Algorithm

Message Division Algorithm

None of them

Discuss

Answer: (b).Message Digest Algorithm

Q18.

POSIX regular expression function ereg_replace ( ) takes

1 argument

2 arguments

3 arguments

4 arguments

Discuss

Answer: (c).3 arguments

Q19.

Which function is used to implement MD5 in PHP?

md ( )

digest ( )

md5 ( )

digest_algo ( )

Discuss

Answer: (c).md5 ( )

Q20.

Process of breaking up a long string into words is called as

Stroking

Delimiters

Tokenizing

Parsing

Discuss

Answer: (c).Tokenizing

Page 2 of 10

Welcome to the Strings and Regular Expressions MCQs Page

Strings and Regular Expressions MCQs | Page 2 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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