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 2 of 10

Explore more Topics under PHP

01

Basics of PHP

02

Arrays and Functions in PHP

03

Object Oriented PHP

04

Error and Exception Handling in PHP

05

Strings and Regular Expressions

06

PHP Filesystem

07

Session Handling in PHP

08

Object Tools and Variables

09

Constants and Operators in PHP

10

PHP Controls Structures

11

Functions in PHP

Q11.

Which one of the following databases has PHP supported almost since the beginning?

Oracle Database

SQL

SQL+

MySQL

Discuss

Answer: (d).MySQL

Q12.

The updated MySQL extension released with PHP 5 is typically referred to as..

MySQL

mysql

mysqli

mysqly

Discuss

Answer: (c).mysqli

Q13.

Which one of the following lines need to be uncommented or added in the php.ini file so as to enable mysqli extension?

extension=php_mysqli.dll

extension=mysql.dll

extension=php_mysqli.dl

extension=mysqli.dl

Discuss

Answer: (a).extension=php_mysqli.dll

Q14.

In which version of PHP was MySQL Native Driver(also known as mysqlnd) introduced?

PHP 5.0

PHP 5.1

PHP 5.2

PHP 5.3

Discuss

Answer: (d).PHP 5.3

Q15.

Which one of the following statements is used to create a table?

CREATE TABLE table_name (column_name column_type);

CREATE table_name (column_type column_name);

CREATE table_name (column_name column_type);

CREATE TABLE table_name (column_type column_name);

Discuss

Answer: (a).CREATE TABLE table_name (column_name column_type);

Q16.

Which one of the following statements instantiates the mysqli class?

mysqli = new mysqli()

$mysqli = new mysqli()

$mysqli->new.mysqli()

mysqli->new.mysqli()

Discuss

Answer: (b).$mysqli = new mysqli()

Q17.

hich one of the following statements can be used to select the database?

$mysqli=select_db(‘databasename’);

mysqli=select_db(‘databasename’);

mysqli->select_db(‘databasename’);

$mysqli->select_db(‘databasename’);

Discuss

Answer: (d).$mysqli->select_db(‘databasename’);

Q18.

Which one of the following methods can be used to diagnose and display information about a MySQL connection error?

connect_errno()

connect_error()

mysqli_connect_errno()

mysqli_connect_error()

Discuss

Answer: (c).mysqli_connect_errno()

Q19.

Which method returns the error code generated from the execution of the last MySQL function?

errno()

errnumber()

errorno()

errornumber()

Discuss

Answer: (a).errno()

Q20.

If there is no error, then what will the error() method return?

TRUE

FALSE

Empty String

Discuss

Answer: (c).Empty String

Page 2 of 10

Welcome to the Objects and Databases in PHP MCQs Page

Objects and Databases in PHP 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

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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