If i consider first bit as sign bit.. we can store my number in rest 7 bits. so in that case 127 is the smallest number that can be stored. so why -127 isn't the answer?

The Gateway to Computer Science Excellence

First time here? Checkout the FAQ!

x

+13 votes

The smallest integer that can be represented by an $8-bit$ number in $2's$ complement form is

- $-256$
- $-128$
- $-127$
- $0$

+25 votes

Best answer

- All categories
- General Aptitude 1.8k
- Engineering Mathematics 7.3k
- Digital Logic 2.9k
- Programming & DS 4.9k
- Algorithms 4.3k
- Theory of Computation 6k
- Compiler Design 2k
- Databases 4.1k
- CO & Architecture 3.4k
- Computer Networks 4.1k
- Non GATE 1.4k
- Others 1.4k
- Admissions 596
- Exam Queries 577
- Tier 1 Placement Questions 23
- Job Queries 72
- Projects 18

49,530 questions

54,139 answers

187,354 comments

71,068 users