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

Answer & Solution

Answer: Option C
Solution:
Executing an SQL query is not a step in connecting to a MySQL database using PDO extension. The steps involve creating a PDO object, setting database credentials, handling connection errors, and optionally setting additional attributes.
Related Questions on Average

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

A). Improved security and protection against SQL injection

B). Faster execution of SQL queries

C). Simpler syntax for SQL statements

D). Compatibility with older PHP versions

Which PHP extension is specific to MySQL databases and offers both procedural and object-oriented approaches for database operations?

A). PDO

B). MySQL

C). SQLI

D). MySQLi

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 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()

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

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

A). Portability across different databases

B). Better performance

C). Easier syntax

D). More features

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

A). MySQL

B). PostgreSQL

C). MongoDB

D). SQLite

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 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