Q: Which of the following is NOT an operating system?

MS Word (एमएस वर्ड)

Q: The horizontal bar at the bottom of the Windows desktop is called:

Taskbar (टास्कबार)

Q: Which of the following is a mobile operating system?

Android (एंड्रॉइड)

Question 1

What is the primary function of an operating system?

Accepted Answer

Manage hardware and software resources (हार्डवेयर और सॉफ्टवेयर संसाधनों का प्रबंधन करना)

Question 2

Which of the following is NOT an operating system?

Accepted Answer

MS Word (एमएस वर्ड)

Question 3

GUI stands for:

Accepted Answer

Graphical User Interface (ग्राफिकल यूजर इंटरफेस)

Question 4

CLI stands for:

Accepted Answer

Command Line Interface (कमांड लाइन इंटरफेस)

Question 5

Which of the following is an open-source operating system?

Accepted Answer

Linux (लिनक्स)

Question 6

The small pictures representing programs or files on the desktop are called:

Accepted Answer

Icons (आइकन)

Question 7

The horizontal bar at the bottom of the Windows desktop is called:

Accepted Answer

Taskbar (टास्कबार)

Question 8

Which key combination is used to switch between open windows?

Accepted Answer

Alt + Tab (Alt + Tab)

Question 9

Which shortcut key directly opens Task Manager in Windows?

Accepted Answer

Ctrl + Shift + Esc (Ctrl + Shift + Esc)

Question 10

The shortcut key to rename a selected file or folder is:

Accepted Answer

F2 (F2)

Question 11

The shortcut key to refresh the desktop or an open window is:

Accepted Answer

F5 (F5)

Question 12

The process of starting or restarting a computer is called:

Accepted Answer

Booting (बूटिंग)

Question 13

Restarting a computer that is already switched on is called:

Accepted Answer

Warm booting (वार्म बूटिंग)

Question 14

Which of the following is a file management function of an operating system?

Accepted Answer

Creating, deleting and organizing files (फाइलें बनाना, हटाना और व्यवस्थित करना)

Question 15

Which of the following is a mobile operating system?

Accepted Answer

Android (एंड्रॉइड)

Question 16

The Linux kernel was originally developed by:

Accepted Answer

Linus Torvalds (लिनुस टोरवाल्ड्स)

Question 17

The Windows operating system is developed by which company?

Accepted Answer

Microsoft (माइक्रोसॉफ्ट)

Question 18

macOS is developed by which company?

Accepted Answer

Apple (एप्पल)

Question 19

The Android operating system is developed by:

Accepted Answer

Google (गूगल)

Question 20

Based on the number of users, operating systems can be classified as:

Accepted Answer

Both A and B (A और B दोनों)

Question 21

An operating system that allows only one task to run at a time is called:

Accepted Answer

Single-tasking OS (सिंगल-टास्किंग ओएस)

Question 22

An operating system that allows multiple programs to run at the same time is called:

Accepted Answer

Multi-tasking OS (मल्टी-टास्किंग ओएस)

Question 23

An operating system designed to respond to input within a strict time limit (e.g. used in medical or industrial systems) is called:

Accepted Answer

Real-time OS (रियल-टाइम ओएस)

Question 24

The folder that temporarily stores deleted files in Windows is called:

Accepted Answer

Recycle Bin (रीसायकल बिन)

Question 25

Which shortcut is used to permanently delete a file, bypassing the Recycle Bin?

Accepted Answer

Shift + Delete (Shift + Delete)

Question 26

Which part of Windows allows the user to change system settings like display, sound and network?

Accepted Answer

Control Panel / Settings (कंट्रोल पैनल / सेटिंग्स)

Question 27

In Windows, which shortcut key opens File Explorer?

Accepted Answer

Windows + E (Windows + E)

Question 28

Which shortcut key opens the Run dialog box in Windows?

Accepted Answer

Windows + R (Windows + R)

Question 29

Which shortcut key locks the computer in Windows?

Accepted Answer

Windows + L (Windows + L)

Question 30

Which shortcut key minimizes all open windows and shows the desktop?

Accepted Answer

Windows + D (Windows + D)

Question 31

In Windows, which of the following characters is NOT allowed in a file name?

Accepted Answer

Slash (/) (स्लैश (/))

Question 32

The default file extension of a text file created in Notepad is:

Accepted Answer

.txt (.txt)

Question 33

Which of the following is a utility used to compress files to save storage space?

Accepted Answer

WinRAR / WinZip (WinRAR / WinZip)

Question 34

The full form of BIOS is:

Accepted Answer

Basic Input Output System (बेसिक इनपुट आउटपुट सिस्टम)

Question 35

Which of the following is responsible for loading the operating system into memory during booting?

Accepted Answer

BIOS / Bootstrap loader (BIOS / बूटस्ट्रैप लोडर)

Question 36

Safe Mode in Windows is mainly used for:

Accepted Answer

Troubleshooting problems (समस्याओं का निवारण करना)

Question 37

A device driver is mainly used to:

Accepted Answer

Allow the OS to communicate with hardware devices (OS को हार्डवेयर डिवाइस के साथ संचार करने में सक्षम बनाना)

Question 38

What is the default file manager in Windows called?

Accepted Answer

File Explorer (फाइल एक्सप्लोरर)

Question 39

Finder is the default file manager of which operating system?

Accepted Answer

macOS (मैक ओएस)

Question 40

In the context of Linux, what is a "distro"?

Accepted Answer

A version/distribution of Linux packaged with software (सॉफ्टवेयर के साथ पैक किया गया लिनक्स का एक संस्करण/वितरण)

Question 41

Which of the following is a popular Linux distribution?

Accepted Answer

Ubuntu (उबंटू)

Question 42

What is the function of Task Manager in Windows?

Accepted Answer

To view and manage running programs/processes (चल रहे प्रोग्राम/प्रक्रियाओं को देखना और प्रबंधित करना)

Question 43

Which Windows setting is used to change the desktop background/wallpaper?

Accepted Answer

Personalization settings (पर्सनलाइज़ेशन सेटिंग्स)

Question 44

The main screen that appears after starting the computer, containing icons and the taskbar, is called:

Accepted Answer

Desktop (डेस्कटॉप)

Question 45

Which of the following correctly defines a "multi-user operating system"?

Accepted Answer

Allows multiple users to access the computer's resources at the same time (एक साथ कई उपयोगकर्ताओं को कंप्यूटर के संसाधनों तक पहुंचने की अनुमति देता है)

Question 46

Which of the following is used to quickly search for files or programs in Windows?

Accepted Answer

Search bar (सर्च बार)

Question 47

Which shortcut key is used to close the currently active window or application?

Accepted Answer

Alt + F4 (Alt + F4)

Question 48

Which operating system is mainly used in Apple's iPhones?

Accepted Answer

iOS (आईओएस)

Question 49

Which of the following is NOT a function of an operating system?

Accepted Answer

Creating spreadsheets and formulas (स्प्रेडशीट और फॉर्मूले बनाना)

Question 50

The full form of DOS is:

Accepted Answer

Disk Operating System (डिस्क ऑपरेटिंग सिस्टम)

Chapter 2: Introduction to Operating System

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