Question

Which of the following functions of database management system causes some data to be read and some data to be written into a database?

A. Maintenance
B. Transaction
C. Query
D. Protection

Answer 1

The function of a database management system that causes some data to be read and some data to be written into a database is Transaction.

Step-by-step explanation:

The function of a database management system that causes some data to be read and some data to be written into a database is Transaction. Transactions are used to ensure database integrity and consistency by treating a group of operations as a single unit. When a transaction is executed, it may involve reading data from the database, modifying the data, and then writing the modified data back to the database.