Q
What does PDO stand for in the context of PHP database access?

Answer & Solution

Answer: Option C
Solution:
PDO (PHP Data Objects) is a PHP extension that stands for PHP Data Objects. It provides a consistent interface for accessing different databases, offering features such as prepared statements and transaction support.
Related Questions on Average

Which of the following functions is used to prepare an SQL statement for execution with parameters in MySQLi extension?

A). mysqli_query()

B). mysqli_prepare()

C). mysqli_fetch_array()

D). mysqli_close()

Which PHP extension provides better support for transaction management and error handling: MySQLi or PDO?

A). MySQLi

B). PDO

C). Both provide similar support

D). Neither supports transaction management

What is the primary function of the mysqli_connect() function in PHP?

A). Establishing a connection to a MySQL database

B). Executing SQL queries

C). Fetching data from the database

D). Closing the database connection

What is the primary purpose of database connection pooling in PHP applications?

A). Improving scalability and performance

B). Enhancing database security

C). Simplifying database configuration

D). Reducing server resource usage

Which PHP function is used to establish a connection to a MySQL database server using MySQLi extension?

A). mysqli_connect()

B). mysqli_query()

C). mysqli_fetch_assoc()

D). mysqli_close()

Which of the following statements is true regarding parameterized queries in MySQLi and PDO?

A). They prevent SQL injection attacks

B). They improve database performance

C). They can only be used with SELECT queries

D). They require additional server resources

Which PHP extension provides an improved interface for interacting with MySQL databases?

A). MySQL

B). PDO

C). SQLI

D). MySQLi

Which of the following is NOT a valid database driver supported by PDO extension?

A). MySQL

B). PostgreSQL

C). MongoDB

D). SQLite

Which PHP extension offers a consistent interface for accessing different database engines, including MySQL, PostgreSQL, and SQLite?

A). MySQL

B). PDO

C). SQLI

D). MySQLi

What is the purpose of the PDO::query() method in PDO extension?

A). Establishing a connection to a database

B). Executing an SQL statement

C). Fetching data from the database

D). Closing the database connection