Operating System Concepts Chapter 1 Quiz
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Operating System Concepts Chapter 1 Quiz

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Questions and Answers

What is the purpose of caching in a computer system?

The purpose of caching is to temporarily store information in faster storage to improve access speed.

What is the key goal of multiprogramming in the context of an operating system?

The key goal of multiprogramming is to organize jobs so that the CPU always has one to execute, thereby improving efficiency.

What is the primary purpose of timesharing (multitasking) in an operating system?

The primary purpose of timesharing is to allow users to interact with each job while it is running, creating interactive computing with a response time of less than 1 second.

What are the goals of an operating system?

<p>Execute user programs, make the computer system convenient to use, use the computer hardware in an efficient manner</p> Signup and view all the answers

How does an operating system act as an intermediary between a user and computer hardware?

<p>By controlling and coordinating the use of hardware among various applications and users</p> Signup and view all the answers

What is the main role of an operating system as a resource allocator?

<p>To manage all resources and decide between conflicting requests for efficient and fair resource use</p> Signup and view all the answers

What are some disadvantages of multiprogramming batch systems?

<p>No interaction between user and computer. No mechanism to prioritise the processes.</p> Signup and view all the answers

How does a multiprogramming batch system ensure that the CPU is always busy?

<p>By picking up and executing one of the jobs from memory, and switching to another job when the current job needs an I/O operation.</p> Signup and view all the answers

What is the main advantage of a multiprogramming system over a non-multiprogramming system?

<p>The CPU in a multiprogramming system will never be idle and keeps on processing, while in a non-multiprogramming system, there are moments when the CPU sits idle and does not do any work.</p> Signup and view all the answers

What are some key characteristics of Linux as an operating system?

<p>It is open source, freely available, and designed for UNIX compatibility.</p> Signup and view all the answers

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