Welcome to the Object Tools and Variables MCQs Page

Dive deep into the fascinating world of Object Tools and Variables with our comprehensive set of Multiple-Choice Questions (MCQs). This page is dedicated to exploring the fundamental concepts and intricacies of Object Tools and Variables, a crucial aspect of PHP. In this section, you will encounter a diverse range of MCQs that cover various aspects of Object Tools and Variables, 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 Object Tools and Variables. 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 Object Tools and Variables. You can click on an option to test your knowledge before viewing the solution for a MCQ. Happy learning!

Object Tools and Variables MCQs | Page 3 of 17

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Functions in PHP

Q21.

NAN problem is a

Mathematical problem

Parsing error

Rendering error

None of them

Discuss

Answer: (a).Mathematical problem

Q22.

Failing to close off a quoted string can cause

Parsing error

Rendering error

Functions error

None of them

Discuss

Answer: (a).Parsing error

Q23.

Perl is a

Scripting language

Markup language

Compiled run time Language

None of them

Discuss

Answer: (a).Scripting language

Q24.

All installation and rendering problems, failures and errors are called as

PHP gotchas

PHP problems

PHP failures

None of them

Discuss

Answer: (a).PHP gotchas

Q25.

Same name with different capitalization in PHP variables results the

Same output

Different output

Error

None of them

Discuss

Answer: (b).Different output

Q26.

Which are problems that is not reported as an error on page by PHP?

Rendering problem

Installation related problem

Parsing errors

Failure of loading errors

Discuss

Answer: (a).Rendering problem

Q27.

PHP uses arrays while Perl works on

Trees

Hashes

Linked lists

None of them

Discuss

Answer: (b).Hashes

Q28.

An unbound variable are interpreted as 0 in a

Numerical context

String context

Boolean context

Array context

Discuss

Answer: (a).Numerical context

Q29.

PHP is different from other languages because variables do not have to be

Bounded

Declared before being assigned

Character type

Integer type

Discuss

Answer: (b).Declared before being assigned

Q30.

A mathematical error NAN stands for

Number and Number

Not a Number

Non Number

None of them

Discuss

Answer: (b).Not a Number

Page 3 of 17

Welcome to the Object Tools and Variables MCQs Page

Object Tools and Variables MCQs | Page 3 of 17

Explore more Topics under PHP

Basics of PHP

Arrays and Functions in PHP

Object Oriented PHP

Error and Exception Handling in PHP

Strings and Regular Expressions

PHP Filesystem

Session Handling in PHP

Objects and Databases in PHP

Constants and Operators in PHP

PHP Controls Structures

Functions in PHP

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