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
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
Which statement is used to update existing records in a database table using SQL?
A). INSERT
B). SELECT
C). UPDATE
D). MODIFY
What is the primary purpose of the mysqli_query() function in PHP?
A). Establishing a database connection
B). Inserting records into the database
C). Updating records in the database
D). Executing SQL queries
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 primary purpose of the mysqli_fetch_assoc() function in PHP?
A). Inserting records into the database
B). Updating records in the database
C). Fetching data from the database
D). Closing the database connection
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 SQL operation is used to add new records to a database table?
A). CREATE
B). INSERT
C). ADD
D). APPEND
Which statement is used to create a new database table in SQL?
A). CREATE
B). INSERT
C). UPDATE
D). DELETE
Which operation is used to insert new records into a database table using SQL?
A). CREATE
B). INSERT
C). UPDATE
D). DELETE