Q
What is the primary advantage of using prepared statements in MySQLi and PDO?

Answer & Solution

Answer: Option A
Solution:
One of the primary advantages of using prepared statements in MySQLi and PDO is improved security and protection against SQL injection attacks. Prepared statements separate SQL logic from user input, preventing malicious SQL code injection.
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

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

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

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()

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

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

A). MySQL

B). PostgreSQL

C). MongoDB

D). SQLite

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