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ECAT Computer Science Windows Operating System Test Online

Mustansar KhanLast Updated: May 1, 2025

ECAT Computer Science Windows Operating System Test

ECAT Computer Science Chapter 7 Windows Operating System Online Test

Total Questions:	50
Time Allowed:	25 Minutes
Total Marks:	50
How to Attempt Test:	Please choose the right Option in MCQ-type question.
Test Helpful For:	ECAT Entry Test Computer Online Test Interview Questions about Computer All Universities Entrance Test Recruitments Tests

ECAT Windows Operating System Test Online MCQs

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1. What is the primary function of an operating system?

Create websites

Scan documents

Play videos

Control hardware and manage software

2. What happens when you press Alt + F4 in Windows?

Closes the current window

Opens the Start Menu

Locks the PC

Opens the Run Dialog

3. Which application is used to browse the internet in Windows?

Microsoft Edge

Notepad

Paint

Excel

4. Which Windows utility helps schedule automatic tasks?

Disk Cleanup

Task Scheduler

Event Viewer

Resource Monitor

5. What is the maximum character length allowed in a Windows file name?

255

128

512

6. What is the Windows command-line tool called?

Command Prompt

Finder

Terminal

Activity Monitor

7. What is the default file system used in Windows 10?

EXT4

FAT32

NTFS

HFS+

8. Which Windows feature allows sharing files between devices on a network?

Windows Store

File Sharing

Sticky Notes

Device Manager

9. Which file extension is associated with Microsoft Word documents?

.xlsx

.docx

.ppt

.exe

10. Which company develops the Windows operating system?

Apple

IBM

Google

Microsoft

11. Which tool helps manage partitions in Windows?

Disk Management

Paint

Notepad

Windows Store

12. What does Windows Defender do?

Stores passwords

Plays music

Updates software

Protects the system from malware

13. Which key opens the Start menu in Windows?

Esc

Alt

Windows key

Ctrl

14. Which utility in Windows restores system settings to a previous state?

System Restore

Windows Firewall

Disk Management

Task Scheduler

15. What is File Explorer used for?

Browsing the internet

Managing files and folders

Running antivirus scans

Editing images

16. Which function key is used to rename a selected item in Windows?

F10

17. What is the name of the Windows feature that allows you to view and switch between virtual desktops?

Task View

Aero Peek

Windows Search

File Explorer

18. What does BitLocker do in Windows?

Backs up files to OneDrive

Encrypts drives for data security

Clears junk files

Restarts the computer

19. Which of these is a built-in calculator tool in Windows?

Cortana

Task Manager

Calculator

Resource Monitor

20. What does the Windows Update feature typically install?

Video games

Operating system patches and security updates

Movies

Antivirus from third-party vendors

21. Which of the following allows voice commands and assistant features in Windows?

Task View

Cortana

Defender

WordPad

22. Which of these is not a Windows version?

Windows XP

Windows Vista

Windows 7

Windows Alpha

23. Which feature lets users recover their system without affecting personal files?

Format

System Restore

Reset This PC (Keep my files)

Registry Editor

24. Which shortcut is used to open Task Manager?

Alt + Tab

Ctrl + A

Ctrl + Shift + Esc

Shift + Enter

25. Which of the following is a Windows operating system?

Ubuntu

Android

Windows 10

Linux Mint

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26. Which Windows feature allows switching between open applications?

File Explorer

Alt + Tab

Start Menu

Control Panel

27. Which shortcut is used to open the Run dialog box?

Ctrl + R

Shift + R

Windows + R

Alt + R

28. Which of these is used to compress files in Windows?

WinRAR

Windows Mail

Disk Cleanup

Sticky Notes

29. Which tool in Windows allows users to install and uninstall programs?

Apps & Features

Program Manager

Task Manager

Device Manager

30. Which of the following is the latest major version of Windows as of 2023?

Windows 10

Windows 8.1

Windows 7

Windows 11

31. Which of the following extensions indicates an executable file?

.exe

.mp3

.txt

.jpg

32. Which application is used for writing and saving basic text files?

Paint

Notepad

Excel

WordPad

33. Which of the following is used to manage files and folders graphically in Windows?

Paint

Task Manager

Command Prompt

File Explorer

34. Which of the following is found in the Windows taskbar?

Screen resolution

Start button

Mouse pointer

Power cable

35. What does the Control Panel allow users to do?

Design websites

Play games

Configure system settings

Write code

36. What is the function of the Windows Registry?

Create backups

Store system configuration and settings

Browse websites

Manage Wi-Fi connections

37. Which Windows tool manages hardware devices?

Disk Cleanup

Task Manager

System Restore

Device Manager

38. Which shortcut locks a Windows computer?

Windows + L

Ctrl + Alt + L

Ctrl + P

Alt + F4

39. Which feature allows multiple users on one Windows PC?

User Accounts

Remote Desktop

Multi-login

BIOS

40. Which shortcut minimizes all open windows?

Ctrl + M

Ctrl + N

Alt + Tab

Windows + D

41. Which tool shows the system's performance and running processes?

Task Manager

Paint

Windows Explorer

Notepad

42. Which of the following is not a Windows accessory?

Snipping Tool

Calculator

Safari

Notepad

43. Which of the following is not an input method supported by Windows?

Keyboard

Mouse

Touchscreen

Typewriter

44. What is the purpose of Safe Mode in Windows?

To browse the internet safely

To enable all services at once

To start Windows with minimal drivers for troubleshooting

To run games faster

45. Which utility checks and fixes file system errors?

CHKDSK

Disk Cleanup

Format Tool

Disk Defragmenter

46. What does the Recycle Bin store?

Deleted files temporarily

Installed programs

Running processes

Downloaded files

47. What is the purpose of Windows Update?

Change keyboard layout

Manage network sharing

Add new desktop wallpapers

Install security patches and feature updates

48. What is the purpose of Disk Cleanup?

Updating drivers

Formatting drives

Removing unnecessary files to free up space

Editing documents

49. What is the command to shut down the computer via Run dialog?

shutdown -h

shutdown /x

shutdown /s

shutdown /r

50. Which of the following is a security feature in Windows?

Task View

Action Center

Cortana

Windows Hello

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Mustansar KhanLast Updated: May 1, 2025

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ECAT Computer Science Windows Operating System Test Online

ECAT Computer Science Windows Operating System Test

ECAT Computer Science Chapter 7 Windows Operating System Online Test

ECAT Windows Operating System Test Online MCQs

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