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MAD II · Vue components, slots & lifecycle

12 questions · 41.5 marks · 5 papers

Answer key

Indian Institute of Technology Madras

BS Degree Programme · Examination & Study Paper

Modern Application Development II

Vue components, slots & lifecycle

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
Asked 4 times Key ↓
1. A
2. B
3. C
4. D
Q2MCQ4.5 Marks·Choose one option
Asked 4 times Key ↓
1. A
2. B
3. C
4. D

End Term · 31 Aug 2025 (AN)End Term

Q3MSQ4.5 Marks·Choose all correct options
Asked 2 times Key ↓
Assuming that the root Vue instance has already been created and mounted to div app. Which of the following statements are CORRECT?
1. AThe header slot will display "Welcome John" when loading is true
2. BThe content slot will render 3 list items with "item1 (3 total)", "item2 (3 total)", "item3 (3 total)"
3. CThe default slot will display "No data available" from the fallback prop
4. DIf we change isLoading: true in data-provider, the header will show "Loading..."
5. EChanging v-slot:default to just v-slot in parent-component would break the functionality

Quiz 2 · 3 Aug 2025 (AN)Quiz 2

Q4MSQ2 Marks·Choose all correct options
Key ↓
Which of the following statements are true?
1. A
2. B
3. C
4. D
Q5MCQ3 Marks·Choose one option
Key ↓
1. A
2. B
3. C
4. D
Q6MCQ3 Marks·Choose one option
Asked 4 times Key ↓
1. A
2. B
3. C
4. D
5. E
Q7MCQ4.5 Marks·Choose one option
Asked 2 times Key ↓
1. A
2. B
3. C
4. D

End Term · 22 Dec 2024 (FN)End Term

Q8MCQ3 Marks·Choose one option
Asked 2 times Key ↓
1. A
2. B
3. C
4. D
Q9MCQ2 Marks·Choose one option
Key ↓
Which of the following statements about the beforeDestroy and destroyed lifecycle hooks in Vue is true?
1. AThe “beforeDestroy” hook is called after the component is removed from the DOM, and the “destroyed” hook is called before the component is destroyed.
2. BThe “beforeDestroy” hook is called before the component is removed from the DOM, and the “destroyed” hook is called after the component is destroyed.
3. CThe “beforeDestroy” hook is called when the component is mounted, and the “destroyed” hook is called before the component is destroyed.
4. DBoth hooks are called after the component is destroyed.
Q10MCQ4.5 Marks·Choose one option
Key ↓
1. AParent
2. BButton
3. CButton Parent
4. DParent Button

End Term · 22 Dec 2024 (AN)End Term

Q11MCQ3 Marks·Choose one option
Asked 2 times Key ↓
1. A
2. B
3. C
4. D
Q12MCQ4.5 Marks·Choose one option
Asked 4 times Key ↓
1. A
2. B
3. C
4. D

Official Key

Master Answer Key & Explanations

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

Reveal Key

Q1C

Q2A

Q3B, C, D

Q4B, C

Q5B

Q6B

Q7B

Q8B

Q9B

Q10C

Q11C

Q12C

Questions and answer keys are reproduced from the official IIT Madras BS papers. Topics and repeated question types are BTechi’s own grouping. BTechi is not affiliated with IIT Madras.