What is the meaning of integration in computer field?

Answer 1

As the meaning of "INTEGRATION" stands for Combining two different parts to act as a System.

Similarly Integration in Computer Field refers to Combination of Two different technologies so that one can make use of another to provide enhanced services to the network.

For eg: Integration of DNS Services in Active Directory.

Active Directory uses DNS services to resolve services in AD network through SRV records.

Answer 2

Integration in a computer means that components share the same package, and usually the same die. That is the opposite of discrete components which are individual. For instance, integrated circuits such as the CPU can contain millions of transistors. Discrete transistors would take up much more room.