Đề 12

1. Which general testing principles are characterized by the descriptions below?

W. Early testing

X. Defect clustering

Y. Pesticide paradox

Z. Absence-of-errors fallacy

1. Testing should start at the beginning of the project

2. Conformance to requirements and fitness for use

3. Small number of modules contain the most defects

4. Test cases must be regularly reviewed and revised

• W1, X2, Y3 and Z4

• W1, X3, Y4 and Z2
• W2, X3, Y1 and Z4
• W1, X4, Y2 and Z3

2. In practice, which Life Cycle model may have more, fewer or different levels of development and testing, depending on the project and the software product. For example, there may be component integration testing after component testing, and system integration testing after system testing.

• Water Fall Model
• V-Model
• Spiral Model
• RAD Model

3. Which of the following are true of software development models?

A. Component Integration testing is present in all good development models.

B. Acceptance testing can take place before system testing starts.

C. Acceptance testing should only start when system testing is complete.

D. There may be fewer than four test levels in a V-model.

• B and D
• A and B
• B and C

4. Maintenance testing is:

• Updating tests when the software has changed
• Testing a released system that has been changed
• Testing by users to ensure that the system meets a business need
• Testing to maintain business advantage

5. Which of the following statements about component testing is not true?

• Component testing should be performed by development
• Component testing is also know as isolation or module testing
• Component testing should have completion criteria planned
• Component testing does not involve regression testing

6. Which of the following is a purpose of the review planning phase?

• Log defects.
• Explain the documents to the participants.
• Gather metrics.
• Allocate the individual roles.

7. Which of the following statements are TRUE for informal reviews?

I. Easy to get started and have some benefit

Il. Have no or minimal formal process

III. The process must be documented

IV. May include "paired programming"

• I, Il and IV
• I and III
• Ill and IV
• I, Ill and IV

8. What can static analysis NOT find?

• The use of a variable before it has been defined
• Unreachable ("dead") code
• Whether the value stored in a variable is correct
• The re-definition of a variable before it has been used
• Array bound violations

9. What is the key difference between (a) contract and regulation acceptance testing, and (b) alpha and beta testing?

• (a) are performed outside the company and (b) are conducted by the test team
• (a) are conducted by regulators and (b) are performed by system administrators
• (a) are mandatory test for government applications and (b) are usually optional
• (a) are for custom-developed software and (b) are for off-the-shelf software

10. Which test measures the system at or beyond the limits of its specified requirements?

• Structural testing
• Stress testing
• Error guessing
• Black-box testing