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Software Engineering · Usability, heuristics & prototypes

4 questions · 16 marks · 2 papers

Answer key

Indian Institute of Technology Madras

BS Degree Programme · Examination & Study Paper

Software Engineering

Usability, heuristics & prototypes

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.

End Term · 31 Aug 2025 (FN)End Term

Q1MCQ3 Marks·Choose one option
Key ↓
A mobile payment app refers to adding money as "Charging Wallet" instead of "Add Money." Users find this term confusing. Which heuristic is being violated?
1. AFreedom to Explore
2. BUse Familiar Languages and Metaphors
3. CPrevent Errors
4. DShow Status
Q2MCQ4 Marks·Choose one option
Asked 2 times Key ↓
A retail website optimizes its checkout process by reducing the number of steps from product selection to payment confirmation. Users can now complete a purchase with a single click if they have saved their payment details. What usability factor is being improved?
1. ASafety
2. BLearnability
3. CEfficiency
4. DMemorability

Quiz 2 · 3 Aug 2025 (AN)Quiz 2

Q3MCQ4 Marks·Choose one option
Key ↓
A startup is developing an app for food delivery. They’ve created clickable images of app screens using PowerPoint and ask users to try placing a test order. What kind of prototype is being used?
1. AStoryboard
2. BPaper prototype
3. CDigital mock-up
4. DInteractive prototype
Q4MSQ5 Marks·Choose all correct options
Asked 2 times Key ↓
A team is designing a new tax filing software for first-time users. Which of the following features would most likely improve the learnability of their system?
1. AStep-by-step wizard that guides users through each section
2. BAbility to undo recent entries using a shortcut
3. CTemplates for common user profiles (e.g., salaried, freelancer)
4. DStrong password requirement with special characters and numbers

Official Key

Master Answer Key & Explanations

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

Reveal Key

Q1B

Q2C

Q3C

Q4A, C

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