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第22章试题


1. In software quality assurance work there is no difference between software verification and software validation.

A. True
B. False

正确答案：B



2. The best reason for using Independent software test teams is that

A. software developers do not need to do any testing
B. strangers will test the software mercilessly
C. testers do not get involved with the project until testing begins
D. the conflicts of interest between developers and testers is reduced

正确答案：D



3. What is the normal order of activities in which traditional software testing is organized?

A. integration testing, system testing, unit testing, validation testing.
B. unit testing, validation testing, system testing, integration testing
C. unit testing, integration testing, validation testing, system testing
D. validation testing, system testing, integration testing, unit testing

正确答案：C



4. By collecting software metrics and making use of existing software reliability models it is possible to develop meaningful guidelines for determining when software testing is done.

A. True
B. False

正确答案：A



5. Which of the following strategic issues needs to be addressed in a successful software testing process?

A. conduct formal technical reviews prior to testing
B. specify requirements in a quantifiable manner
C. use independent test teams
D. wait till code is written prior to writing the test plan
E. a and b

正确答案：E



6. Which of the following need to be assessed during unit testing?

A. algorithmic performance
B. code stability
C. error handling
D. execution paths
E. c and d

正确答案：E



7. Units and stubs are not needed for unit testing because the modules are tested independently of one another.

A. True
B. False

正确答案：B



8. Top-down integration testing has as it's major advantage(s) that

A. low level modules never need testing
B. major decision points are tested early
C. no drivers need to be written
D. no stubs need to be written
E. b and c

正确答案：E



9. Bottom-up integration testing has as it's major advantage(s) that

A. major decision points are tested early
B. no drivers need to be written
C. no stubs need to be written
D. regression testing is not required

正确答案：C



10. Regression testing should be a normal part of integration testing because as a new module is added to the system new

A. control logic is invoked
B. data flow paths are established
C. drivers require testing
D. all of the above
E. a and b

正确答案：E



11. Smoke testing might best be described as

A. bulletproofing shrink-wrapped software
B. rolling integration testing
C. testing that hides implementation errors
D. unit testing for small programs

正确答案：B



12. When testing object-oriented software it is important to test each class operation separately as part of the unit testing process.

A. True
B. False

正确答案：B



13. The OO testing integration strategy involves testing

A. groups of classes that collaborate or communicate in some way
B. single operations as they are added to the evolving class implementation
C. operator programs derived from use-case scenarios
D. none of the above

正确答案：A



14. Since many WebApps evolve continuously, the testing process must be ongoing as well.

A. True
B. False

正确答案：A



15. Testing MobileApps is not different than testing WebApps.

A. True
B. False

正确答案：B



16. The focus of validation testing is to uncover places that s user will be able to observe failure of the software to conform to its requirements.

A. True
B. False

正确答案：A



17. Software validation is achieved through a series of tests performed by the user once the software is deployed in his or her work environment.

A. True
B. False

正确答案：B



18. Configuration reviews are not needed if regression testing has been rigorously applied during software integration.

A. True
B. False

正确答案：B



19. Acceptance tests are normally conducted by the

A. developer
B. end users
C. test team
D. systems engineers

正确答案：B



20. Recovery testing is a system test that forces the software to fail in a variety of ways and verifies that software is able to continue execution without interruption.

A. True
B. False

正确答案：B



21. Security testing attempts to verify that protection mechanisms built into a system protect it from improper penetration.

A. True
B. False

正确答案：A



22. Stress testing examines the pressures placed on the user during system use in extreme environments.

A. True
B. False

正确答案：B



23. Performance testing is only important for real-time or embedded systems.

A. True
B. False

正确答案：B



24. Debugging is not testing, but always occurs as a consequence of testing.

A. True
B. False

正确答案：A



25. Which of the following is an approach to debugging?

A. backtracking
B. brute force
C. cause elimination
D. code restructuring
E. a, b, c

正确答案：E