This set of MCQ(multiple choice questions) focuses on the Software Testing NPTEL Week 1 Solutions .
Over the years program several testing techniques have developed and tools have become available. Also, testing has been acknowledged as the primary technique for ensuring software reliability. The course would provide a brief introduction to test process and techniques available for black box and white box test case design. Integration, system and regression testing would also be discussed. A few of the test tools would be discussed and the participants would be encouraged to use.
Course layout
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Week 1: Assignment answers
Week 2: Assignment answers
Week 3: Assignment answers
Week 4: Assignment answers
Week 5: Assignment answers
Week 6: Assignment answers
Week 7: Assignment answers
Week 8: Assignment answers
Week 9: Assignment answers
Week 10: Assignment answers
Week 11: Assignment answers
Week 12: Assignment answers
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Software Testing NPTEL Week 1 Solutions
Q1. The purpose of the error seeding technique is which of the following?
a) Determine the origin of the bugs
b) Plant trojans in code
c) Determine the number of latent bugs
d) Plant insidious bugs before delivery to the customer
e) Introduce known bugs in code to determine whether testing is adequate
Answer: c), e)
Q2. The main purpose of integration testing is to find which one of the following types of errors?
a) Logic errors
b) algorithm errors
c) Arithmetic errors
d) Design errors
e) Module interfacing errors
Answer: e) Module interfacing errors
Q3. Usability issues are tested during which one of the following type of testing?
a) Unit testing
b) Itegration testing
c) Performance testing
d) Regression testing
e) Smoke testing
Answer: c) Performance testing
Q4. Pick the correct statement from the following:
a) Every programming error causes a bug
b) Every programming error is caused by a failure
c) Every failure is caused by a fault
d) Every bug can be tracked to a programming error
e) Every bug causes a failure
Answer: c) Every failure is caused by a fault
Q5. Which one of the following is false concerning verification?
a) Helps answer the question: “Have you built the right thing?”
b) Concerns checking the final product againts its specification
c) Usually carried out by the test team
d) May consist of review and simulation activities
e) Checks whether an artifact produced at the end of a phase conforms to the corresponding artifact produced in a previous phase
Answer: a), b), c)
Q6. Who among the following preforms acceptance testing?
a) Customer
b) Quality assurance team of the developing organization
c) Developers
d) System analysts
e) Test team of the developing organization
Answer: a) Customer
Q7. Which one of the following testing technique is effective for testing whether a developed software meets its non-functional requirements?
a) Path testing
b) Dataflow testing
c) Performance testing
d) Robust boundary-value testing
e) Smoke testing
Answer: c) Performance testing
Q8. Unit testing of a software module does NOT test which of the following?
a) Whether the module interfaces well with other modules
b) Whether the functions in the module are working as per design
c) Whether all arithmetic statements in the module are working properly
d) Whether the module meets the non-functional requirements specified in the SRS document
e) Whether all control statements in the module are working properly
Answer: a), d)
Q9. Which one of the following can be inferred from the pesticide paradox?
a) Greater number of bugs are detected towards the end of a testing process
b) More severe bugs are detected towards the end of a testing process
c) After a test methodology has been used on a program to detect bugs, it is ineffective for detecting the remaining bugs
d) A test methodology should be applied again and again until all the bugs have been eliminated
e) A good testing methodology when used several times on a program, effectively expose almost all bugs latent in it
Answer: c)
Q10. The V model of software development is not appropriate for the development of which of the following applications?
a) Nuclear reactor control software
b) Avionics software
c) Automotive control software
d) Management information system (MIS) software
e) Graphical user interface development project
Answer: d), e)
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