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Question 90Asked in DSSSB TGT Computer Science (Technical), 12 Sep 2025, Shift 2 (1:00 PM)

Which of the following is NOT an instant messaging service?

  1. ASnapchat
  2. BFirefox
  3. CWeChat
  4. DSignal
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Correct answer: (B) Firefox

Explanation

Firefox is a web browser developed by Mozilla. Snapchat, WeChat and Signal are instant messaging apps.

From DSSSB TGT Computer Science PYQ (Technical), 12 Sep 2025, Shift 2 (1:00 PM)

This is question 90 of DSSSB TGT Computer Science PYQ (Technical), 12 Sep 2025, Shift 2 (1:00 PM). See all questions of this paper with answers, or attempt the paper as a timed online test to get your score and all-India rank.