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Question 8Asked in DSSSB TGT Computer Science (Technical), 1 Aug 2021, Shift 3

Which of the following statement is/are correct? I. The largest four digit number in base 7 is 7777.

Which of the following statement is/are correct? I. The largest four digit number in base 7 is 7777. II. The smallest four digit number in base 8 is 1111.
  1. AOnly I
  2. BOnly II
  3. CBoth I and II
  4. DNeither I nor II
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Correct answer: (D) Neither I nor II

Explanation

Base 7 uses digits 0-6, so the largest four-digit number is 6666 (7777 is invalid). The smallest four-digit base-8 number is 1000, not 1111. Neither statement is correct.

From DSSSB TGT Computer Science PYQ (Technical), 1 Aug 2021, Shift 3

This is question 8 of DSSSB TGT Computer Science PYQ (Technical), 1 Aug 2021, Shift 3. 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.