Operating System | MCQs

Explanation

Kernel is the core part of the OS which is responsible for managing resources, allowing multiple processes to use the resources and provide 

Explanation

 When a computer application is running, it is in the user mode.

Some examples are word application, PowerPoint, reading a PDF file and browsing the internet.

These are application programs so the computer is in user mode.

Explanation

 A computer system consists of a computer case, a power supply unit, a motherboard, a CPU, main memory, and a hard disk drive. Input devices include a keyboard, mouse, microphone, video camera, and image scanner.

CPU: Central Processing Unit

Explanation

The office clipboard is available in all windows based programs and can be used to cut, copy and paste.

The Office Clipboard allows you to copy items from Office documents or other programs and paste them into another Office document.

AGM 17-12-2022

Explanation

Real-Time Operating System reads and reacts in terms of actual time.

This OS is intended to serve real-time applications that process data as it comes in.

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ND20-1-2023

Explanation

Explanation

Date and Time' located in the taskbar

Explanation

A file manager is a software program that helps a user manage all the files on their computer

All file managers allow the user to view, edit, copy, and delete the file on their computer storage devices 

Explanation

The designers of the Multics system were the first to use the term process to describe a program in execution in the context of operating systems. 

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Explanation

The first operating system was introduced in the early 1950's, it was called GMOS and was created by General Motors for IBM's machine the 701.