Answered: 2. Explain why 8 bits including a sign…

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2. Explain why 8 bits including a sign bit cannot represent -129 (negative 129).

Database System Concepts

7th Edition

ISBN:9780078022159

Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan

Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan

Chapter1: Introduction

Section: Chapter Questions

Problem 1PE

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Question

2. Explain why 8 bits including a sign bit cannot represent -129 (negative 129).

Expert Solution

Introduction

The most significant bot which is the left most bit represents the sign of number

For positive numbers, the sign bit is 0

For negative numbers, the sign bit is 1

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