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Computer Operating System Basics Quiz

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Questions and Answers

What is an operating system (OS)?

The physical components of a computer such as the system unit, input devices, output devices, and storage devices
A collection of software that manages computer hardware resources and provides common services for computer programs (correct)
A software that only performs basic tasks like file management and memory management
A type of computer virus that controls peripheral devices

What are the important activities that an Operating System performs?

Security and error detection (correct)
Social media integration and email management
Game management and graphics control
Sound system optimization and video editing

What does Steve Ballmer's quote 'COMPUTER SCIENCE IS THE OPERATING SYSTEM FOR ALL THE INNOVATION' imply?

Operating systems are the only innovation in computer science
Operating systems are unnecessary for technological progress
Computer science is irrelevant for technological advancement
Computer science is fundamental for driving innovation (correct)

What tasks does an operating system perform?

File management, memory management, process management, handling input and output, and controlling peripheral devices (C) Signup and view all the answers

Why is learning about operating systems important?

An Operating System (OS) is an interface between a computer user and computer hardware. (D) Signup and view all the answers

What is the function of the long-term scheduler?

Determine which processes are admitted to the system for processing (D) Signup and view all the answers

What is the role of the short-term scheduler?

Select among the processes kept in system memory (B) Signup and view all the answers

What is the primary function of the medium-term scheduler?

Remove processes from memory to reduce multiprogramming (A) Signup and view all the answers

What is swapping in the context of CPU scheduling?

The process is swapped out and swapped in later by the medium-term scheduler (B) Signup and view all the answers

What role does the dispatcher play in CPU scheduling?

Another component involved in the CPU scheduling function is the dispatcher. (C) Signup and view all the answers

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