Discussion
Home ‣ Computer Science ‣ System Analysis and Design Comments
- Question
The Data flow diagram (DFD) shows;
Options- A. the flow of data
- B. the processes
- C. the areas where they are stored.
- D. All of the above
- E. None of the above
- Correct Answer
- All of the above
- 1. In data-flow diagrams, an originator or receiver of the data is usually designated by
Options- A. a circle
- B. an arrow
- C. a square box
- D. a rectangle Discuss
- 2. Which of the following' is NOT a characteristic of good test data?
Options- A. should be comprehensive
- B. users do not participate at this preliminary stage
- C. every statement should be executed
- D. expected output from the module's execution should be determined manually
- E. None of the above Discuss
- 3. Which of the following is a function of the process step of data processing?
Options- A. index
- B. update
- C. protect
- D. retrieval
- E. None of the above Discuss
- 4. A statement - by - statement description of a procedure is detailed in a;
Options- A. written narrative
- B. procedure's log
- C. systems flowchart
- D. record layout
- E. None of the above Discuss
- 5. On-line data entry is most suitable in the case of
Options- A. updating payroll master
- B. entering monthly journal entries
- C. Processing payment of cheque in a bank
- D. All of the above
- E. None of the above Discuss
- 6. Which of the following represents processor activities, methods, and procedures in a data flow diagram?
Options- A. datagram
- B. actigram
- C. feed back
- D. flow chart
- E. None of the above Discuss
- 7. The communication problem involves the
Options- A. analyst and the programmer
- B. manager and the analyst
- C. programmer and the computer
- D. operate and the computer
- E. None of the above Discuss
- 8. Environment in systems parlance refers to
Options- A. a sub-system
- B. the boundary
- C. a part outside the boundaries
- D. All of the above
- E. None of the above Discuss
- 9. Advantages of Relational Database Management systems are
Options- A. Flexibility, of relating different logical files
- B. Security controls can be more easily implemented.
- C. Data independence since it allows the database to grow by adding new attributes and relations.
- D. All of the above
- E. None of the above Discuss
- 10. The "big picture" diagram of a system is the
Options- A. block diagram
- B. logic diagram
- C. system flowchart
- D. program flowchart
- E. None of the above Discuss
System Analysis and Design problems
Search Results
Correct Answer: a square box
Correct Answer: users do not participate at this preliminary stage
Correct Answer: retrieval
Correct Answer: written narrative
Correct Answer: Processing payment of cheque in a bank
Correct Answer: feed back
Correct Answer: manager and the analyst
Correct Answer: a part outside the boundaries
Correct Answer: All of the above
Correct Answer: system flowchart
Comments
There are no comments.More in Computer Science:
Programming
Copyright ©CuriousTab. All rights reserved.