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 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
What is the primary advantage of using prepared statements in PHP for database operations?
A). Better performance
B). Improved security against SQL injection
C). Easier syntax
D). Compatibility with older PHP versions
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 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
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 SQL operation is used to remove all records from a database table?
A). TRUNCATE
B). CLEAR
C). DELETE
D). REMOVE
Which SQL operation is used to add new records to a database table?
A). CREATE
B). INSERT
C). ADD
D). APPEND