Class VIII Computer

It is not an advantage of networking

• cost effective

• real time delivery

• resource sharing

• very expensive

It is a network security system.

• star topology

• wireless

• firewall

• Ethernet

Which of the following is unique to every record in a table?

• Field name

• Primary key

• Secondary key

• Foreign key

(a)   refers to an application program that is used to manage database.

Moving a field means to (a)   the order of fields.

Two or more tables can be related by matching data in key fields.

• True

• False

MS Access provides 17 types of queries.

• True

• False

Which of the following query is used to modify, delete, and add records from one table to another?

• Auto lookup

• Action

• Cross Tab

A sort query is a part of ...................

• select query

• parameter query

• action query

In (a)   topology, all the devices are connected to a single cable.