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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. Which shortcut locks a Windows computer?

Ctrl + P

Ctrl + Alt + L

Windows + L

Alt + F4

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

Opens the Start Menu

Locks the PC

Closes the current window

Opens the Run Dialog

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

Keyboard

Touchscreen

Mouse

Typewriter

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

F10

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

System Restore

Task Scheduler

Windows Firewall

Disk Management

6. What does Windows Defender do?

Plays music

Updates software

Protects the system from malware

Stores passwords

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

WordPad

Defender

Cortana

Task View

8. Which tool helps manage partitions in Windows?

Disk Management

Paint

Notepad

Windows Store

9. Which key opens the Start menu in Windows?

Ctrl

Alt

Esc

Windows key

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

.exe

.jpg

.mp3

.txt

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

Device Manager

Sticky Notes

Windows Store

File Sharing

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

Windows 11

Windows 10

Windows 8.1

Windows 7

13. What does the Windows Update feature typically install?

Movies

Video games

Antivirus from third-party vendors

Operating system patches and security updates

14. Which Windows utility helps schedule automatic tasks?

Disk Cleanup

Event Viewer

Resource Monitor

Task Scheduler

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

Activity Monitor

Terminal

Finder

Command Prompt

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

Task Manager

Resource Monitor

Cortana

Calculator

17. Which Windows tool manages hardware devices?

System Restore

Task Manager

Device Manager

Disk Cleanup

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

WordPad

Excel

Notepad

Paint

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

Calculator

Safari

Notepad

Snipping Tool

20. Which Windows feature allows switching between open applications?

Alt + Tab

File Explorer

Start Menu

Control Panel

21. What is the purpose of Windows Update?

Add new desktop wallpapers

Manage network sharing

Change keyboard layout

Install security patches and feature updates

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

NTFS

EXT4

FAT32

HFS+

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

Task Manager

Apps & Features

Program Manager

Device Manager

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

File Explorer

Windows Search

Task View

Aero Peek

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

Microsoft Edge

Excel

Paint

Notepad

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

Command Prompt

Task Manager

Paint

File Explorer

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

Windows Hello

Action Center

Task View

Cortana

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

System Restore

Registry Editor

Reset This PC (Keep my files)

Format

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

.exe

.ppt

.xlsx

.docx

30. What does the Recycle Bin store?

Installed programs

Downloaded files

Deleted files temporarily

Running processes

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

Mouse pointer

Start button

Screen resolution

Power cable

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

Write code

Configure system settings

Play games

Design websites

33. What is the function of the Windows Registry?

Create backups

Store system configuration and settings

Manage Wi-Fi connections

Browse websites

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

Scan documents

Play videos

Create websites

Control hardware and manage software

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

To run games faster

To browse the internet safely

To start Windows with minimal drivers for troubleshooting

To enable all services at once

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

Paint

Task Manager

Notepad

Windows Explorer

37. What does BitLocker do in Windows?

Encrypts drives for data security

Backs up files to OneDrive

Restarts the computer

Clears junk files

38. Which utility checks and fixes file system errors?

Format Tool

CHKDSK

Disk Cleanup

Disk Defragmenter

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

shutdown -h

shutdown /x

shutdown /r

shutdown /s

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

Android

Linux Mint

Ubuntu

Windows 10

41. Which company develops the Windows operating system?

Google

Microsoft

IBM

Apple

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

WinRAR

Disk Cleanup

Sticky Notes

Windows Mail

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

Ctrl + R

Windows + R

Alt + R

Shift + R

44. Which shortcut minimizes all open windows?

Ctrl + M

Ctrl + N

Windows + D

Alt + Tab

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

512

128

255

46. Which of these is not a Windows version?

Windows Alpha

Windows Vista

Windows XP

Windows 7

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

Remote Desktop

BIOS

Multi-login

User Accounts

48. Which shortcut is used to open Task Manager?

Ctrl + Shift + Esc

Ctrl + A

Alt + Tab

Shift + Enter

49. What is File Explorer used for?

Managing files and folders

Editing images

Browsing the internet

Running antivirus scans

50. What is the purpose of Disk Cleanup?

Updating drivers

Formatting drives

Editing documents

Removing unnecessary files to free up space

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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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Mustansar Khan

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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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Mustansar Khan

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