Computerized Database Systems

Front

What is a Database?

Back

A logically organized collection of data that can be easily accessed, managed, and updated.

Front

Define DBMS.

Back

Database Management System: Software that enables users to define, create, maintain, and control access to databases.

Front

What is Data?

Back

Raw, unprocessed facts (e.g., numbers, text).

Front

What is Information?

Back

Processed data that is meaningful and useful.

Front

Define Schema in databases.

Back

The blueprint or structure of a database, including tables, fields, and relationships.

Front

What is an Instance in a database?

Back

The actual data stored in a database at a particular moment.

Front

What is a Query?

Back

A request for data or information from the database.

Front

Define Metadata.

Back

Data about data (e.g., data types, constraints).

Front

What is Normalization?

Back

The process of organizing data to reduce redundancy and improve integrity.

Front

List functions of Database Systems.

Back

Data Definition, Data Manipulation, Data Security, Data Integrity, Transaction Management, Concurrency Control, Backup and Recovery, Data Storage Management.