Database Management and SQL
This quiz will test your knowledge on Database Management and SQL.
Questions
What is the primary purpose of a database management system (DBMS)?
- To store and manage data
- To process data
- To retrieve data
- To update data
Which of the following is a type of database model?
- Relational
- Hierarchical
- Network
- Object-oriented
What is the purpose of a primary key in a database table?
- To uniquely identify each row in the table
- To store the most important data in the table
- To create a relationship between two tables
- To index the data in the table
What is the purpose of a foreign key in a database table?
- To uniquely identify each row in the table
- To store the most important data in the table
- To create a relationship between two tables
- To index the data in the table
What is the purpose of an index in a database table?
- To uniquely identify each row in the table
- To store the most important data in the table
- To create a relationship between two tables
- To speed up data retrieval
What is the purpose of a view in a database?
- To store data
- To process data
- To retrieve data
- To update data
What is the purpose of a trigger in a database?
- To store data
- To process data
- To retrieve data
- To update data
What is the purpose of a stored procedure in a database?
- To store data
- To process data
- To retrieve data
- To update data
What is the purpose of a transaction in a database?
- To store data
- To process data
- To retrieve data
- To update data
What is the purpose of a lock in a database?
- To prevent other users from accessing data
- To prevent other users from updating data
- To prevent other users from deleting data
- All of the above
What is the purpose of a backup in a database?
- To protect data from loss
- To restore data in case of a failure
- To improve performance
- All of the above
What is the purpose of a recovery plan in a database?
- To restore data in case of a failure
- To minimize downtime in case of a failure
- To protect data from loss
- All of the above
What is the purpose of a disaster recovery plan in a database?
- To restore data in case of a disaster
- To minimize downtime in case of a disaster
- To protect data from loss
- All of the above
What is the purpose of a database administrator (DBA)?
- To manage the database
- To design the database
- To implement the database
- All of the above
What is the purpose of a database designer?
- To design the database
- To implement the database
- To manage the database
- All of the above