Considering that in this code Vue.js 2 CDN is used. Index.html Hello, {{ username }} var app = new Vue({ el: "#app", data: { username: "Guest" } }); Which of the following statements is/are true?

(A) Typing in the input updates the paragraph instantly.

(C) If the username value is changed from the console, the input field also updates.

(B) This demonstrates one-way data binding.

(D) If the directive v-model is replaced with v-bind, the code will work the same way as it was working before.

Modern Application Development II · Quiz 2 · 23 Nov 2025 · September 2025 term

Question 9: Considering that in this code Vue.js 2 CDN is used. Index…

Question 9

+3 marksOne or more correct options

Considering that in this code Vue.js 2 CDN is used.

Index.html

html

1<div id="app">
2  <input v-model="username">
3  <p>Hello, {{ username }}</p>
4</div>
5
6<script>
7var app = new Vue({
8  el: "#app",
9  data: {
10    username: "Guest"
11  }
12});
13</script>

Which of the following statements is/are true?

Select all that apply.

A
Typing in the input updates the paragraph instantly.
B
This demonstrates one-way data binding.
C
If the username value is changed from the console, the input field also updates.
D
If the directive v-model is replaced with v-bind, the code will work the same way as it was working before.

Show answer

Correct answers

A
Typing in the input updates the paragraph instantly.
C
If the username value is changed from the console, the input field also updates.

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Question 9 of 16 in the IIT Madras BS Modern Application Development II (MAD 2) Quiz 2 paper sat on 23 Nov 2025, in the September 2025 term (IIT M DIPLOMA AN EXAM QDD2 23 Nov 2025 NEW). It carries 3 marks.

Question 9: Considering that in this code Vue.js 2 CDN is used. Index…

Question 9

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