Correct Answer: Involves changing an operational system to make it more efficient, reliable, or maintainable
Explanation:
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More System Analysis MCQ Questions
Perfective maintenance usually is cost effective ____ the system’s operational life.
Adaptive maintenance ____
Preventive maintenance ____
To avoid problems, preventive maintenance _____.
The type of event that occurs outside of the system is called a(n) _______.
Which symbol represents a process in a DFD?
Which tool is an effective means of relating input data to files and output reports?
Cohesion refers to:
CASE stands for:
A Data Dictionary: