Consider the two ways in which communication occurs between a managing entity and a  managed device: request-response mode and trapping. What are the pros and cons of these two  approaches, in terms of (1) overhead, (2) notification time when exceptional events occur, and (3)  robustness with respect to lost messages between the managing entity and the device?

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
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Consider the two ways in which communication occurs between a managing entity and a 
managed device: request-response mode and trapping. What are the pros and cons of these two 
approaches, in terms of (1) overhead, (2) notification time when exceptional events occur, and (3) 
robustness with respect to lost messages between the managing entity and the device? 

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