Which one of the following statements about the dual-mode (i.e. user and kernel) of operating systems is TRUE? 000 In user mode, a process can switch to kernel mode only if it runs with administrative privileges All of the mentioned A process switches from kernel to user mode when I/O is completed by calling a system call In user mode, a process cannot call system calls In kernel mode, a process can execute privileged instructions
Which one of the following statements about the dual-mode (i.e. user and kernel) of operating systems is TRUE? 000 In user mode, a process can switch to kernel mode only if it runs with administrative privileges All of the mentioned A process switches from kernel to user mode when I/O is completed by calling a system call In user mode, a process cannot call system calls In kernel mode, a process can execute privileged instructions
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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![Which one of the following statements about the dual-mode (i.e. user and kernel) of operating
systems is TRUE?
In user mode, a process can switch to kernel mode only if it runs with administrative privileges
All of the mentioned
A process switches from kernel to user mode when I/O is completed by calling a system call
In user mode, a process cannot call system calls
In kernel mode, a process can execute privileged instructions](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F9c6ca2a2-abeb-4890-b1be-cf4e72427889%2F48f6d3c0-6f7c-4bd4-bc99-801f3c178a41%2F6e34keb_processed.png&w=3840&q=75)
Transcribed Image Text:Which one of the following statements about the dual-mode (i.e. user and kernel) of operating
systems is TRUE?
In user mode, a process can switch to kernel mode only if it runs with administrative privileges
All of the mentioned
A process switches from kernel to user mode when I/O is completed by calling a system call
In user mode, a process cannot call system calls
In kernel mode, a process can execute privileged instructions
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