An appraisal, of a system’s performance after it has been installed, is called system A. planning B. review C. maintenance D. batch Processing E. None of the above

The correct answer is: B. review

A system review is an appraisal of a system’s performance after it has been installed. It is a process of evaluating the system’s effectiveness and efficiency in meeting its objectives. The review may include an assessment of the system’s design, implementation, and operation.

The other options are incorrect because:

• Planning is the process of developing a plan for a system.
• Maintenance is the process of keeping a system in good working order.
• Batch processing is a type of data processing in which data is collected and processed in groups, or batches.
• None of the above is a type of system review.