sures have been taken by the database administrator of a firm to prevent the theft of personal information from its databa

Q: To what extent are you familiar with the duties of a database administrator?

A: To store and arrange data, database administrators need specialised software. The task could include…

Q: Explain the concept of database triggers and their applications in maintaining data integrity and…

A: Database triggers are stored procedures or functions in a database management system (RDBMS) that…

Q: What are the primary duties associated with the role of a database administrator?

A: A database administrator (DBA) plays a crucial role in managing and maintaining the integrity and…

Q: What will happen if you don't strictly enforce the integrity of your database? Where do mistakes…

A: Ensuring the integrity of a database is crucial in computer science. Database integrity refers to…

Q: Explain how indexing can enhance database performance.

A: Indexing plays a crucial role in enhancing the performance of databases by facilitating quicker data…

Q: Data privacy issues necessitate encrypting the values of several relational database…

A: The fundamental properties of a main key are as follows: For each row of data, it must include a…

Q: For the sake of data security, auditing authentication and access procedures is essential.

A: Data security: Data security is the process of guarding digital data against unwanted access,…

Q: What measures are in place to safeguard your database against unauthorised access? What are two…

A: Measures to safeguard a database against unauthorized access can include: Authentication: This…

Q: What happens if there's no referential integrity in your database? What mistakes are possible?

A: Integrity in databases refers to the accuracy, consistency, and reliability of data. It ensures that…

Q: How can you, as a database administrator, guarantee that data is backed up frequently?

A: A database backup is a copy of the database made to safeguard its data in an emergency. Database…

Q: DB security is a complete management process for physical control of the database.

A: Folder security refers to the group measures, protocol, and tools used to protect databases from…

Concurrency Control

The simultaneous occurrence of two or more operations is called concurrence and the situation is called concurrency. In concurrency, the function of one operation can affect the function of the other and put data integrity at risk. Hence, management for the control of concurrency is required. The management or controlling system in the Database Management System (DBMS) that coordinates concurrent access is called the concurrency control system.