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Question 124Asked in DSSSB PGT Computer Science (Technical), 11 Jul 2021

What is the resolution of 2 inch × 2 inch image which has 512 × 512 pixels?

  1. A512 pixels per inch
  2. B256 pixels per inch
  3. C2048 pixels per inch
  4. D128 pixels per inch
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Correct answer: (B) 256 pixels per inch

Explanation

Resolution = pixels ÷ inches = 512 / 2 = 256 pixels per inch.

From DSSSB PGT Computer Science PYQ (Technical), 11 Jul 2021

This is question 124 of DSSSB PGT Computer Science PYQ (Technical), 11 Jul 2021. 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.