What is the purpose of the GU (Get Unique) command in an IMS DB system?

A) To retrieve a specific record from the database

B) To update a record in the database

C) To retrieve the next record that matches a search criteria

D) None of the above

Correct Answer : To retrieve a specific record from the database

Explanation : The GU (Get Unique) command is used in an IMS DB system to retrieve a specific record from the database. It is used when the application program knows the exact key value of the record that it wants to retrieve.