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Modern Application Development II · End Term · 21 Dec 2025 · September 2025 term

Question 14: Consider the following JavaScript code snippet where a w…

Question 14

+3 marksOne correct option

Consider the following JavaScript code snippet where a web application manages user preferences using localStorage. A user opens the application, sets their theme preference to "dark", refreshes the page once, closes the browser tab, and opens a new tab to reload the page. What will be the behavior of the theme preference?

  1. A

    The theme will be lost because closing the browser tab clears localStorage

  2. B

    The theme will be preserved as "dark" because localStorage persists across browser sessions

  3. C

    The theme will be undefined because localStorage is cleared on refresh

  4. D

    The theme will be reset to "light" when a new tab is opened

Show answer

Correct answer

  • B

    The theme will be preserved as "dark" because localStorage persists across browser sessions

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Question 14 of 29 in the IIT Madras BS Modern Application Development II (MAD 2) End Term paper sat on 21 Dec 2025, in the September 2025 term (Modern Application Development Ii 18 Dec 25). It carries 3 marks.

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