18 Questions
What mechanism must a protection mechanism in an operating system provide?
Distinguish between authorized and unauthorized usage
Which feature distinguishes the microkernel approach from the monolithic approach?
Removing unnecessary parts of the kernel and implementing them as user-level programs
What does the term 'protection' refer to in the context of operating systems?
Controlling access by programs, processes, or users to both system and user resources
What is a disadvantage of the monolithic approach to structuring an operating system?
Poor performance due to increased system overhead of message passing
In the context of operating systems, what is a characteristic of a monolithic kernel?
Device drivers are loaded into the running kernel and become part of the kernel
What program reads and interprets control statements in an operating system?
Command-line interpreter
What is the primary purpose of the error detection service in an operating system?
To ensure correct and consistent computing by taking appropriate actions in case of errors
Why is resource allocation important in an operating system when multiple users are running concurrently?
To ensure fair distribution of resources among different users or jobs
What is the purpose of accounting as an additional service provided by an operating system?
To keep track of user resource usage for accounting purposes
Why is protection and security essential in a multiuser or networked computer system?
To control access to system resources and prevent interference between concurrent processes
What is the main purpose of memory management in a multitasking system?
To allow multiple jobs to be accommodated in memory efficiently
What is the primary purpose of a system call in an operating system?
To request a service from the operating system
How does debugging facilities provided by an operating system benefit users and programmers?
By improving their ability to efficiently use the system
In a Time Sharing System (TSS), how is the CPU utilized among several jobs?
Jobs are given an equal amount of CPU time one by one in sequence
What is a major disadvantage of a Multitasking/Time Sharing System (TSS)?
Security and integrity risks for user programs and data
How do multiprocessor systems differ from multitasking systems?
Multiprocessor systems involve more than one CPU working closely together
What does Multiprogramming lack compared to a Time Sharing System (TSS)?
Support for interaction with users
What is a key advantage of a Time Sharing System (TSS) over other systems?
Provides quick response to user interactions
This quiz covers topics related to access to shared resources, protection mechanisms, and command-interpreter systems. Learn about computation speed-up, data availability, reliability protection, authorized usage, control statements, and enforcement measures.
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