1. Which operation is used to insert new records into a database table using SQL?

What is the primary purpose of the PDO::beginTransaction() method in PHP PDO extension?

A). Fetching data from the database

B). Inserting records into the database

C). Initiating a transaction

D). Closing the database connection

What is the primary purpose of the mysqli_affected_rows() function in PHP?

A). Getting the number of rows affected by an SQL query

B). Fetching data from the database

C). Closing the database connection

D). Establishing a database connection

Which operation is used to delete specific records from a database table using SQL?

A). DELETE

B). REMOVE

C). ERASE

D). CLEAR

Which SQL operation is used to update the structure of an existing database table?

A). ALTER

B). UPDATE

C). MODIFY

D). CHANGE

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

A). Fetching data from the database

B). Inserting records into the database

C). Updating records in the database

D). Getting the number of rows in a result set

Which PHP function is used to execute an SQL query in PDO extension?

A). pdo_query()

B). pdo_execute()

C). pdo_fetch()

D). pdo_insert()

Which PHP function is used to execute an SQL query in MySQLi extension?

A). mysqli_execute()

B). mysqli_query()

C). mysqli_fetch()

D). mysqli_prepare()

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

A). Executing SQL queries

B). Fetching data from the database

C). Inserting records into the database

D). Closing the database connection

Which statement is used to create a new database table in SQL?

A). CREATE

B). INSERT

C). UPDATE

D). DELETE

Which SQL operation is used to add new records to a database table?

A). CREATE

B). INSERT

C). ADD

D). APPEND