Paper 2 CS · UNIT 06 · MOCK TEST

Mock 7 – Software Testing (Part 1)

Unit 6: Software Engineering · 28 questions · about 33 minutes. Press End Mock any time to see your score and the correct answers.

All 15 topic-wise mocks in this unit

0 / 28 answered 00:00

Q1.

Overfitting is expected when we observe that?

A(A) With training iterations error on training set as well as test set decreases B(B) With training iterations error on training set decreases but test set increases C(C) With training iterations error on training set as well as test set increases D(D) With training iterations training set as well as test error remains constant

Q2.

Which of the following statements about ERP system is true?

A(A) Most ERP software implementations fully achieve seamless integration B(B) ERP software packages are themselves combinations of separate applications for manufacturing, materials and resource planning C(C) Integration of ERP systems can be achieved in only one way D(D) An ERP package implemented uniformly throughout an enterprise is likely to contain very flexible connections

Q3.

Which of the following is not a key strategy followed by the clean room approach to software development?

A(A) Formal specification B(B) Dynamic verification C(C) Incremental development D(D) Statistical testing of the system

Q4.

Test suite is consist of:

A(A) Set of defect cases B(B) Set of boundary cases C(C) Set of test cases D(D) Set of nest cases

Q5.

Match List I with List II.
List I
(A) Scenario testing
(B) Regression testing
(C) Component testing
(D) Beta testing
List II
(I) To verify the I/O behavior of test object
(II) User acceptance methodology
(III) No new bugs after changes in program
(IV) The documentation of a use case

A(A) (A)-(IV), (B)-(III), (C)-(II), (D)-(I) B(B) (A)-(II), (B)-(I), (C)-(III), (D)-(IV) C(C) (A)-(IV), (B)-(III), (C)-(I), (D)-(II) D(D) (A)-(III), (B)-(I), (C)-(IV), (D)-(II)

Q6.

For a function of two variable, boundary value analysis yields.

A(A) 4n + 3 test cases B(B) 4n + 1 test cases C(C) n + 4 test cases D(D) 2n + 4 test cases

Q7.

Alpha and Beta testing are forms of

A(A) White-Box Testing B(B) Black-Box Testing C(C) Acceptance Testing D(D) System Testing

Q8.

Fault-based testing technique is

A(A) Unit testing B(B) Beta testing C(C) Stress testing D(D) Mutation testing

Q9.

Which of the following is/are behavioral testing technique(s)?
(A) Equivalence Partitioning
(B) Graph-Based Testing Method
(C) Boundary Value Analysis
(D) Data flow Testing
(E) Loop Testing
Choose the correct answer from the options given below:

A(A) (B) and (D) only B(B) (A), (B) and (C) only C(C) (D) and (E) only D(D) (A), (C) and (E) only

Q10.

In the context of software testing, which of the following statements is/are NOT correct?
P: A minimal test set that achieves 100% path coverage will also achieve 100% statement coverage.
Q: A minimal test set that achieves 100% path coverage will generally detect more faults than one that achieves 100% statement coverage.
R: A minimal test set that achieves 100% statement coverage will generally detect more faults than one that achieves 100% branch coverage.
Choose the correct answer from the options given below:

A(A) R only B(B) Q only C(C) P and Q only D(D) Q and R only

Q11.

Consider the following statements:
S1: White-box tests are based on specifications; better at telling whether program meets specification, better at finding errors of omission.
S2: Black-box tests are based on code; better for finding crashes, out of bounds errors, file not closed errors.
S3: Alpha testing is conducted at the developer's site by a team of highly skilled testers for software that is developed as a product to be used by many customers.
Which of the following is correct?

A(A) Only S1 and S2 are FALSE. B(B) Only S1 and S3 are FALSE. C(C) Only S2 and S3 are FALSE. D(D) S1, S2 and S3 all are FALSE.

Q12.

Consider the method mcq():

int mcq(boolean a, boolean b, boolean c, boolean d)
{
  int ans = 1;
  if (a) { ans = 2; }
  else if (b) { ans = 3; }
  else if (c) { if (d) { ans = 4; } }
  return ans;
}

Let M1 = number of tests to exhaustively test mcq(), M2 = minimum number of tests to achieve full statement coverage, and M3 = minimum number of tests to achieve full branch coverage. Then the value of (M1, M2, M3) is:

A(A) (16, 3, 5) B(B) (8, 3, 5) C(C) (16, 4, 5) D(D) (8, 4, 5)

Q13.

What is the normal order of activities in which traditional software testing is organised?
1. Integration Testing
2. System Testing
3. Unit Testing
4. Validation Testing

A(A) 3, 1, 2, 4 B(B) 3, 1, 4, 2 C(C) 4, 3, 2, 1 D(D) 2, 4, 1, 3

Q14.

Which of the following testing techniques ensures that the software product runs correctly after the changes during maintenance?

A(A) Path Testing B(B) Integration Testing C(C) Unit Testing D(D) Regression Testing

Q15.

Which of the following statement(s) is/are TRUE with regard to software testing?
I. Regression testing technique ensures that the software product runs correctly after the changes during maintenance.
II. Equivalence partitioning is a white-box testing technique that divides the input domain of a program into classes of data from which test cases can be derived.

A(A) only I B(B) only II C(C) both I and II D(D) neither I nor II

Q16.

For a program of k variables, boundary value analysis yields ______ test cases.

A(A) 4k – 1 B(B) 4k C(C) 4k + 1 D(D) 2k – 1

Q17.

The cyclomatic complexity of a flow graph V(G), in terms of predicate nodes, is: [where P is the number of predicate nodes in the flow graph V(G)]

A(A) P + 1 B(B) P – 1 C(C) P – 2 D(D) P + 2

Q18.

Verification:
(A) refers to the set of activities that ensure that software correctly implements a specific function
(B) gives answer to the question – Are we building the product right?
(C) requires execution of software

A(A) refers to the set of activities that ensure that software correctly implements a specific function B(B) gives answer to the question – Are we building the product right? C(C) requires execution of software D(D) Both (A) and (B)

Q19.

In which testing strategy are the requirements established during requirements analysis validated against the developed software?

A(A) Validation testing B(B) Integration testing C(C) Regression testing D(D) System testing

Q20. Match List I with List II

List I	List II
A. Equivalence Partitioning	I. Measures independent paths in code
B. Boundary Value Analysis	II. Divides input into valid/invalid sets
C. Cyclomatic Complexity	III. Focuses on limits of input ranges
D. Decision Table Testing	IV. In which a number of combinations of actions are tested under varying sets of conditions.

AA-II, B-III, C-I, D-IV BA-II, B-III, C-IV, D-I CA-III, B-II, C-I, D-IV DA-IV, B-II, C-I, D-III

Q21. Arrange the following types of testing in the order they are usually performed in the software development life cycle.
A. Integration testing
B. Unit testing
C. System Testing
D. Acceptance Testing
Choose the correct answer from the options given below:

AB, C, A, D BB, A, C, D CC, B, A, D DC, B, D, A

Q22. Software testability is simply how easily a software program can be tested. Which one of the following characteristics does NOT lead to testable software?

AObservability BControllability CRepairability DUnderstandability

Q23. The collaborative document inspection technique is used for?

ARequirement Validation Process BRequirement Verification Process CIntegration Testing DBlackbox Testing

Q24. Match List I (Testing Type) with List II (Description)

List I	List II
(A) Unit testing	(I) Testing individual components of the software.
(B) Integration testing	(II) Testing the interaction between integrated components.
(C) System testing	(III) Testing to verify the system meets business needs.
(D) Acceptance testing	(IV) Testing the complete system to ensure it meets requirements.

A(A)-(I), (B)-(II), (C)-(III), (D)-(IV) B(A)-(I), (B)-(II), (C)-(IV), (D)-(III) C(A)-(I), (B)-(III), (C)-(II), (D)-(IV) D(A)-(I), (B)-(IV), (C)-(II), (D)-(III)

Q25. A test suite consists of:

AA set of defect cases BA set of boundary cases CA set of test cases DA set of nest cases

Q26. Match List I with List II

List I	List II
A. Scenario testing	I. To verify the I/O behaviour of a test object
B. Regression testing	II. User acceptance methodology
C. Component testing	III. No new bugs after changes in program
D. Beta testing	IV. The documentation of a use case

AA-IV, B-III, C-II, D-I BA-II, B-I, C-III, D-IV CA-IV, B-III, C-I, D-II DA-III, B-I, C-IV, D-II

Q27. The cyclomatic complexity of the following flow graph is: nodes 1, 2, 3, 4, 5, 6, 7, 9, 10 with edges 1→2, 1→10, 2→3, 2→4, 3→9, 4→5, 4→6, 5→7, 6→7, 7→9, 9→1.

A3 B4 C10 D2

Q28. Match List I with List II

List I	List II
A. Verification	I. White box Testing
B. Validation	II. Black box Testing
C. Internal logic exercise	III. Quality Control
D. Software requirement exercise	IV. Quality Assurance

AA-IV, B-III, C-I, D-II BA-I, B-II, C-III, D-IV CA-IV, B-III, C-II, D-I DA-III, B-IV, C-I, D-II

Next: Mock 8 – Software Testing (Part 2) →