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 1 of 10

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Functions in PHP

Q1.

Which of them is a HTML specific string function?

htmlentities ( )

nl2br ( )

strip_tags ( )

All of them

Discuss

Answer: (d).All of them

Q2.

Perl-compatible regex patterns are always ended by one particular character, which must be?

Same as beginning and end

Same at middle and end

Different from beginning

None of them

Discuss

Answer: (a).Same as beginning and end

Q3.

Strspn ( ) and strcspn ( ) functions takes 2 srtring arguments while count_chars ( ) takes

1 argument

2 arguments

3 arguments

4 arguments

Discuss

Answer: (a).1 argument

Q4.

A function that takes two strings and returns a string that is similar in spelling of other

count_chars ( )

strspon ( )

levenshtein ( )

All of them

Discuss

Answer: (c).levenshtein ( )

Q5.

Some characteristics of MD5 is

Check summing a message

Detecting if a file's contents have changed

Splitting strings or files into dispersed sets

All of them

Discuss

Answer: (d).All of them

Q6.

Output of Md5 is

8 octal digest characters

32 hexa digest characters

2 binary digest characters

None of them

Discuss

Answer: (b).32 hexa digest characters

Q7.

If errors occurs during transfer of file, you can use

MD5 digest along with message

nl2br along with message

strip_tags along with message

None of them

Discuss

Answer: (a).MD5 digest along with message

Q8.

MD5 takes input string and makes it down into a fixed length string of

32 hexadecimal values

8 octal values

2 binary values

None of them

Discuss

Answer: (a).32 hexadecimal values

Q9.

POSIX regex and PERL compatible regex, both are example of

Tokenizing

Delimitering

Regular expressions

None of them

Discuss

Answer: (c).Regular expressions

Q10.

Which function from following is not included in PHP6?

ereg ( )

ereg_replace ( )

eregi ( )

All of them

Discuss

Answer: (d).All of them

Page 1 of 10

Welcome to the Strings and Regular Expressions MCQs Page

Strings and Regular Expressions MCQs | Page 1 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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