Welcome to the Objects and Databases in PHP MCQs Page

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

Objects and Databases in PHP MCQs | Page 6 of 10

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Basics of PHP

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Functions in PHP

Q51.

Which version of PHP introduced the static keyword?

PHP 4

PHP 5

PHP 5.2

PHP 5.3

Discuss

Answer: (b).PHP 5

Q52.

Which keyword is used to access a static method or property from within the same class(rather than from child)?

static

strat

self

set

Discuss

Answer: (c).self

Q53.

In which of the following circumstance should you use a static reference to a non static method?

Making a method call using parent

Making a method call using child

Making an object call using parent

Making an object call using child

Discuss

Answer: (a).Making a method call using parent

Q54.

Which one of the following variable cannot be used inside a static method?

$this

$get

$set

$date

Discuss

Answer: (a).$this

Q55.

What does PDO stand for?

PHP Data Orientation

PHP Database Object

PHP Database Orientation

PHP Data Object

Discuss

Answer: (d).PHP Data Object

Q56.

Which version of PHP allows you to define constant properties within a class?

PHP 4

PHP 4.1

PHP 4.3

PHP 5

Discuss

Answer: (d).PHP 5

Q57.

Which keyword is used to declare a constant property?

const

con

constant

_constant

Discuss

Answer: (a).const

Q58.

Which one of the following is a constant variable?

const $name

const $NAME

constant NAME

const NAME

Discuss

Answer: (d).const NAME

Q59.

What will happen if you try to set a value to a constant once it has been declared?

The value of the variable will change

The value of the variable will not change

Parse Error

Nothing

Discuss

Answer: (c).Parse Error

Q60.

How many of the following can be contained in constants?

i) boolean
ii) integer
iii) float
iv) string

Discuss

Answer: (d).4

Page 6 of 10

Welcome to the Objects and Databases in PHP MCQs Page

Objects and Databases in PHP 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

Strings and Regular Expressions

PHP Filesystem

Session Handling in PHP

Object Tools and Variables

Constants and Operators in PHP

PHP Controls Structures

Functions in PHP

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