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Operating System Overview

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Questions and Answers

What is the main function of an operating system?

Creating software applications

Executing tasks on the hardware (correct)

Interacting directly with the user

Enhancing computer security

Which type of devices typically have an operating system installed in them?

Smartphones, supercomputers, and laptops (correct)

Only supercomputers

Calculators and watches

Only desktop computers

Why do users need to interact with the operating system to perform tasks on hardware?

To ensure software compatibility

To enhance computer security

To directly control the hardware

To act as an intermediary between the user and hardware (correct)

Which of the following is NOT an example of an operating system?

Microsoft Office Signup and view all the answers

What aspect differentiates operating systems like Android OS, Mac OS, Linux, and Windows?

Their core functionalities and structure Signup and view all the answers

What allows CPUs and device controllers to access shared memory in a computer system?

Direct Memory Access Signup and view all the answers

In a computer system, what is responsible for managing the execution of applications on the CPU?

Operating System Signup and view all the answers

What provides a platform for applications to interact with hardware resources in a computer system?

Operating System Signup and view all the answers

Which component of a computer system is responsible for connecting CPUs and device controllers?

Common Bus Signup and view all the answers

What facilitates concurrent execution of CPUs and devices, making them compete for memory cycles in a computer system?