Q
What is the primary advantage of using PDO over MySQLi for database access in PHP?

Answer & Solution

Answer: Option A
Solution:
One of the primary advantages of using PDO (PHP Data Objects) over MySQLi is its portability across different databases. PDO offers a consistent interface for accessing various database engines, making it easier to switch between databases without significant code changes.
Related Questions on Average

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

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

A). PHP Database Objects

B). PHP Data Operations

C). PHP Data Objects

D). PHP Database Extensions

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

A). Retrieving the ID generated by the last INSERT statement

B). Executing an SQL query

C). Fetching data from the database

D). Closing the database connection

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

Which of the following is NOT a step in connecting to a MySQL database using PDO extension?

A). Create a PDO object

B). Set database credentials

C). Execute an SQL query

D). Handle connection errors

Which of the following methods is used to execute a prepared statement with parameters in MySQLi extension?

A). mysqli_prepare()

B). mysqli_query()

C). mysqli_bind_param()

D). mysqli_execute()

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

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

A). MySQL

B). PDO

C). SQLI

D). MySQLi

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

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()