What is/are the disadvantages of ETL Testing?

A) There will be a delay of months before any ETL testing can be done.

B) On-demand or real-time access is not ideal when we need a fast response.

C) ETL testing has the disadvantage of requiring us to be database analysts or developers with data-oriented experience.

D) All of the above

Correct Answer : All of the above

Explanation :

The disadvantages of ETL Testing are :

* There will be a delay of months before any ETL testing can be done.
* On-demand or real-time access is not ideal when we need a fast response.
* ETL testing has the disadvantage of requiring us to be database analysts or developers with data-oriented experience.