3. What is the length of a contention slot in CSMA/CD for (a) a 2-km twin-lead cable (signal propagation speed is 82% of the signal propagation speed in vacuum)? And (b) a 40-km multimode fiber optic cable (signal propagation speed is 65% of the signal propagation speed in vacuum)? Hint: signal propagation speed in vacuum is 3 X 108 m/sec. Compute signal propagation speed:| Compute signal propagation time: Compute the length of contention slot. Proof is required. Solution:

3. What is the length of a contention slot in CSMA/CD for (a) a 2-km twin-lead cable (signal propagation speed is 82% of the signal propagation speed in vacuum)? And (b) a 40-km multimode fiber optic cable (signal propagation speed is 65% of the signal propagation speed in vacuum)? Hint: signal propagation speed in vacuum is 3 X 108 m/sec. Compute signal propagation speed:| Compute signal propagation time: Compute the length of contention slot. Proof is required. Solution:

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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