Computer Networks and DBMS Quiz

_____________ is an electronic device that allows a computer to transmit data over telephone or cable lines.

A personal area network or PAN covers a very small area within the range of 10 meters.

• T

• F

A LAN can also be wireless.

• T

• F

A _____________ is a collection of data organized in a manner that allows easy access, retrieval, and use of that data.

Software that helps to organise the data is called _____________.

A _____________ is a user-friendly interface that provides users the facility to enter data in tables and queries.

DBMS provides various techniques to check on the redundancy of data.

• T

• F

Duplicate entries can be made in a database in Access.

• T

• F

A ___________ is a field in a table whose values uniquely identify each record in a table.

A table can have only _____________ primary key.