A lock and a mutex are two names for the same thing. A semaphore is not a mutual exclusion mechanism (should not be used for it). What is a critical section? How do we safely implement it? A critical section is the restricted area of a program. where only one process can have access to those shared resources at a time. To safely implement it, we can use 义 syncronization techniques like locks, mutexes, and semaphores to control the access to the critical section ensuring only one process at a time has access to it.

A lock and a mutex are two names for the same thing. A semaphore is not a mutual exclusion mechanism (should not be used for it). What is a critical section? How do we safely implement it? A critical section is the restricted area of a program. where only one process can have access to those shared resources at a time. To safely implement it, we can use 义 syncronization techniques like locks, mutexes, and semaphores to control the access to the critical section ensuring only one process at a time has access to it.

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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