## Friday, 11 November 2016

### IPU BCA Semester 5 - Software Testing - End Term Paper (2014)

END TERM EXAMINATION
FIFTH SEMESTER (BCA),
DECEMBER 2014

## SOFTWARE TESTING

(BCA-307)

Time 3 hours                               Maximum Marks: 75

Note: Attempt any five questions including Q.no.1 which is compulsory. Select one question from each unit.

Question 1: Attempt any five of the following: (5×5 =25)

(a) What is software testing? Is it possible to do complete testing?

(b) Explain error, fault and failure.

(c) What are Test cases? Elaborate with an example.

(d) What are the limitations of testing?

(e) Explain the difference between alpha and beta testing.

(f) Differentiate between black box and while box testing.

UNIT-I

Question 2: What is graph theory? How is it useful in testing? Explain in detail with suitable examples.         (12.5)

Question 3:

(a) What are the essentials of software testing? Why software testing in hard?       (6.5)

(b) What are the various principles of software testing? (6)

UNIT-II

Question 4: Consider a program for classification of a triangle. Its input a triple of positive integers (say a,b,c) form interval [1,100]. The output may be one of the following: [Scalene, Isosceles, Equilateral, Not a triangle, invalid inputs]. Find all du-paths identify those du-paths that are definition clear.         (12.5)

Question 5:

(a) Discuss Cause Effect graphing technique with an example.          (6.5)

(b) What is cyclomatic complexity? Explain with the help of an example. (6)

UNIT-III

Question 6: Define Regression Testing. Is it necessary to perform? How various regression testing techniques differ from each other? Explain in detail all the variants of regression testing techniques.         (12.5)

Question 7:

(a) What are the various levels of testing? Elaborate with suitable example.              (6.5)

(b) What is debugging? Explain the debugging cycle and its role in testing process. (6)

UNIT-IV

Question 8: What is object-oriented testing? How is it different from simple testing and GUI testing? Explain various involved in it with examples.        (12.5)

Question 9: Explain in detail the various challenges and strategies involved in testing internet applications.                  (12.5)