第36章试题
1. How much effort is typically expended by a software organization on software maintenance?
A. 20 percentB. 40 percent
C. 60 percent
D. 80 percent
正确答案：C
2. Software supportability is not concerned with either the provision of hardware or infrastructure.
A. TrueB. False
正确答案：B
3. Business process reengineering is often accompanied by software reengineering.
A. TrueB. False
正确答案：A
4. Which of the following is not an example of a business process?
A. designing a new productB. hiring an employee
C. purchasing services
D. testing software
正确答案：D
5. Business process reengineering does not have a start or end, it is an evolutionary process.
A. TrueB. False
正确答案：A
6. Which of the following activities is not part of the software reengineering process model?
A. forward engineeringB. inventory analysis
C. prototyping
D. reverse engineering
正确答案：C
7. Software reengineering process model includes restructuring activities for which of the following work items?
A. codeB. documentation
C. data
D. all of the above
正确答案：D
8. Which of the following is not an issue to consider when reverse engineering?
A. abstraction levelB. completeness
C. connectivity
D. directionality
正确答案：C
9. Reverse engineering of data focuses on
A. database structuresB. internal data structures
C. both a and b
D. none of the above
正确答案：C
10. The first reverse engineering activity involves seeking to understand
A. dataB. processing
C. user interfaces
D. none of the above
正确答案：B
11. Reverse engineering should proceed the reengineering of any user interface.
A. TrueB. False
正确答案：A
12. Which of these benefits can be achieved when software is restructured?
A. higher quality programsB. reduced maintenance effort
C. software easier to test
D. all of the above
正确答案：D
13. Code restructuring is a good example of software reengineering.
A. TrueB. False
正确答案：B
14. Which of these is not an example of data restructuring?
A. data analysisB. data name rationalization
C. data record standardization
D. none of the above
正确答案：A
15. Forward engineering is not necessary if an existing software product is producing the correct output.
A. TrueB. False
正确答案：B
16. Reengineering client/server systems begins with a thorough analysis of the business environment that encompasses the existing computing system.
A. TrueB. False
正确答案：A
17. The only time reengineering enters into work with a legacy system is when it components will be implemented as objects.
A. TrueB. False
正确答案：B
18. The cost benefits derived from reengineering are realized largely due to decreased maintenance and support costs for the new software product.
A. TrueB. False
正确答案：A