1. In top down analyis and design
A. each succeeding phase is more detailed than the phase before it
B. each succeeding phase is as detailed as the phase before it.
C. each succeeding phase is less detailed than the phase before it
D. aLL of the above
E. None of the above
2. The _____ symbol is used in a flowchart to represent a calculation task.
A. Input
B. Output
C. Process
D. Start
E. Stop
3. System prototyping helps the designer in
A. making the programmers understand how the system will function.
B. communicating to the user, quickly, how the system, when developed, will look like and get a feedback.
C. giving a demo of the software, to the system manager to whom he reports
D. both (a) and (b)
E. None of the above
4. Which of the following systems implementation approaches should be used if you want to run the old system and the new system at the same time for a specified period?
A. direct
B. pilot
C. parallel
D. phased
E. None of the above
5. Main characteristic of “ring”, in Data structure, is
A. First record points only to the last record
B. Last record points to the first record
C. Many records point to one record
D. Each record points to all other records
E. None of the above