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Software Testing · End Term · 31 Aug 2025 (Forenoon)

21 questions · 100 marks · 90 min

Answer key Take as mock

Indian Institute of Technology Madras

BS Degree Programme · Examination & Study Paper

Software Testing

End Term · 31 Aug 2025 (Forenoon)

Official Paper

Examination Instructions & Guidelines

Solve on notebook/paper first before checking solutions.
MCQ: Exactly 1 option is correct. Negative marking applies.
MSQ: One or more options correct. Select all to score.
Scientific calculator allowed for all calculations.
Official answer key is sealed at the end of this sheet.

Q1MCQ5 Marks·Choose one option
Asked 2 times Key ↓
Consider that some modules are modified or added in an existing software program. Which of the following types of testing is done to ensure that all existing and new modules are working correctly?
1. AFunctional Testing
2. BPerformance Testing
3. CRegression Testing
4. DUsability Testing
Q2MCQ5 Marks·Choose one option
Asked 2 times Key ↓
Consider that for testing a web application, the number of concurrent users was suddenly increased by a very large amount, and the performance of the application was measured. Which of the following types of testing does this scenario represent?
1. AStress Testing
2. BSpike Testing
3. CSoak Testing
4. DLoad Testing
Q3MCQ5 Marks·Choose one option
Asked 2 times Key ↓
1. A
2. B
3. C
4. D
Q4MCQ5 Marks·Choose one option
Asked 2 times Key ↓
Defect Removal Effectiveness (DRE) belongs to which of the following categories of software metrics?
1. AProduct Quality Metrics
2. BObject-Oriented Software Metrics
3. CMaintenance Quality Metrics
4. DIn-Process Quality Metrics
Q5MCQ5 Marks·Choose one option
Asked 2 times Key ↓
Which type of client-side testing executes test cases that break the normal execution sequence of a web application?
1. AParameter level bypass testing
2. BControl flow level bypass testing
3. CValue level bypass testing
4. DUser-session data based testing
Q6MCQ5 Marks·Choose one option
Key ↓
1. A1 - A, 2 - C, 3 - B
2. B1 - A, 2 - B, 3 - C
3. C1 - B, 2 - C, 3 - A
4. D1 - B, 2 - A, 3 - C
Q7MCQ5 Marks·Choose one option
Asked 2 times Key ↓
Consider that a user fills a form in a web application, but instead of submitting the form, she clicks on the refresh button in the browser. Which type of transition would take place in the Application Transition Graph (ATG) in this scenario?
1. AOperational Transition
2. BForm Link Transition
3. CRedirect Transition
4. DSimple Link Transition
Q8MCQ5 Marks·Choose one option
Asked 2 times Key ↓
1. AHiding Variable Insertion (HVI)
2. BSuper Keyword Deletion (SKD)
3. CParent Constructor Deletion (PCD)
4. DOverriding Method Deletion (OMD)
Q9MCQ5 Marks·Choose one option
Asked 3 times Key ↓
1. A12
2. B24
3. C48
4. D64
Q10MCQ5 Marks·Choose one option
Asked 2 times Key ↓
1. AState Definition Anomaly (SDA)
2. BState Definition Inconsistency Anomaly (SDIA)
3. CInconsistent Type Use (ITU)
4. DState Visibility Anomaly (SVA)
Q11MCQ5 Marks·Choose one option
Asked 2 times Key ↓
1. A
2. B
3. C
4. D
Q12MCQ5 Marks·Choose one option
Asked 3 times Key ↓
1. A
2. B
3. C
4. D
Q13MCQ5 Marks·Choose one option
Asked 2 times Key ↓
1. AScalar variable replacement
2. BArithmetic operator replacement
3. CAbsolute value insertion
4. DAssignment operator replacement
Q14MCQ5 Marks·Choose one option
Asked 2 times Key ↓
1. A
2. B
3. C
4. D
Q15MCQ5 Marks·Choose one option
Asked 2 times Key ↓
1. AAll-Defs Coverage only
2. BAll-Uses Coverage only
3. CAll-DU-Paths Coverage
4. DNone of these
Q16MCQ4 Marks·Choose one option
Asked 2 times Key ↓
1. AA string of only zeros
2. BA string starting with one, followed by zeros, and ending with a one
3. CA string starting with a one and ending with zeros
4. DA string starting with a one, followed by zeros, and ending with a zero
Q17MSQ5 Marks·Choose all correct options
Asked 2 times Key ↓
1. A
2. B
3. C
4. D
Read the passage below, then answer Q18–Q19
Based on the above data, answer the given subquestions.
Q18MCQ4 Marks·Choose one option
Asked 2 times Key ↓
Which of the following is the set of RACC pairs for clause a?
1. A{(1, 5), (2, 6), (3, 7)}
2. B{(2, 6)}
3. C{(1, 5), (3, 7), (4, 8)}
4. D{(1, 6)}
Q19MCQ4 Marks·Choose one option
Asked 3 times Key ↓
Which of the following is the set of RICC pairs for clause a?
1. A
2. B
3. C
4. D
Read the passage below, then answer Q20–Q21
Based on the above data, answer the given subquestions.
Q20MCQ4 Marks·Choose one option
Asked 4 times Key ↓
What is the cyclomatic complexity of G?
1. A6
2. B5
3. C4
4. D3
Q21MCQ4 Marks·Choose one option
Asked 4 times Key ↓
How many test requirements are there for edge-pair coverage on G?
1. A6
2. B7
3. C8
4. D9

Official Key

Master Answer Key & Explanations

Official answer keys from IIT Madras BS past papers. Click any question to review.

Reveal Key

Q1C

Q2B

Q3A

Q4D

Q5B

Q6C

Q7A

Q8B

Q9C

Q10B

Q11A

Q12C

Q13B

Q14D

Q15B

Q16B

Q17B, C

Q18B

Q19C

Q20D

Q21C

Questions and answer keys are reproduced from the official IIT Madras BS papers. BTechi is not affiliated with IIT Madras.