Comprehension Passage
Directions: A person has turn on a computer. So, different steps are given in the form of a data flow diagram. Study the given data flow diagram and answer the questions that follow.
Which step can be removed from the flow chart without having any problems?
1
Does the computer turn on?
2
Are there any error messages?
3
Turn the monitor on
4
Call the technician
5
None of the steps can be removed