Question

When several process access the same data concurrently?

Answer 1

Process Synchronization is a technique which is used to coordinate the process that use shared Data. There are two types of Processes in an Operating Systems:-

Independent Process –
The process that does not affect or is affected by the other process while its execution then the process is called Independent Process. Example The process that does not share any shared variable, database, files, etc.

Cooperating Process –
The process that affect or is affected by the other process while execution, is called a Cooperating Process. Example The process that share file, variable, database, etc are the Cooperating Process.

Answer 2

When several processes access the same data concurrently and the outcome of the execution depends on the particular order in which the access takes place, is called select one:

a. Critical condition b.