theIn an operating system, differentiate between the presence of system calls andabsence of system calls. Why and how would you add a new system call to an alreadyexisting operating system?

Introduction: The user and the system hardware are both communicated with via the operating system.…

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In an operating system, differentiate between the presence of system calls and the absence of system calls. Why and how would you add a new system call to an already existing operating system?

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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In an operating system, differentiate between the presence of system calls and
absence of system calls. Why and how would you add a new system call to an already
existing operating system?

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