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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 purpose of Disk Cleanup?

Removing unnecessary files to free up space

Editing documents

Updating drivers

Formatting drives

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

Opens the Start Menu

Closes the current window

Locks the PC

Opens the Run Dialog

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

Action Center

Cortana

Task View

Windows Hello

4. What does the Recycle Bin store?

Running processes

Downloaded files

Deleted files temporarily

Installed programs

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

Notepad

Paint

WordPad

Excel

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

Finder

Command Prompt

Activity Monitor

Terminal

7. Which utility checks and fixes file system errors?

CHKDSK

Format Tool

Disk Cleanup

Disk Defragmenter

8. Which key opens the Start menu in Windows?

Windows key

Alt

Ctrl

Esc

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

To run games faster

To start Windows with minimal drivers for troubleshooting

To enable all services at once

To browse the internet safely

10. Which Windows feature allows switching between open applications?

File Explorer

Control Panel

Alt + Tab

Start Menu

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

File Explorer

Aero Peek

Windows Search

Task View

12. What is File Explorer used for?

Managing files and folders

Running antivirus scans

Browsing the internet

Editing images

13. Which shortcut is used to open Task Manager?

Ctrl + Shift + Esc

Shift + Enter

Ctrl + A

Alt + Tab

14. What does the Windows Update feature typically install?

Operating system patches and security updates

Antivirus from third-party vendors

Video games

Movies

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

HFS+

NTFS

EXT4

FAT32

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

Play videos

Control hardware and manage software

Scan documents

Create websites

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

Alt + R

Windows + R

Shift + R

Ctrl + R

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

Power cable

Screen resolution

Mouse pointer

Start button

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

Paint

Task Manager

Windows Explorer

Notepad

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

Windows 11

Windows 7

Windows 10

Windows 8.1

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

.ppt

.docx

.xlsx

.exe

22. Which shortcut minimizes all open windows?

Windows + D

Ctrl + M

Alt + Tab

Ctrl + N

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

Ubuntu

Windows 10

Linux Mint

Android

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

Disk Management

System Restore

Windows Firewall

Task Scheduler

25. What does Windows Defender do?

Plays music

Stores passwords

Updates software

Protects the system from malware

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

Remote Desktop

User Accounts

Multi-login

BIOS

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

Task Manager

Resource Monitor

Calculator

Cortana

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

Safari

Snipping Tool

Notepad

Calculator

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

Device Manager

Program Manager

Task Manager

Apps & Features

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

Touchscreen

Mouse

Keyboard

Typewriter

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

Reset This PC (Keep my files)

Registry Editor

Format

System Restore

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

Device Manager

Windows Store

Sticky Notes

File Sharing

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

F10

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

Disk Cleanup

Windows Mail

WinRAR

Sticky Notes

35. Which Windows utility helps schedule automatic tasks?

Resource Monitor

Task Scheduler

Event Viewer

Disk Cleanup

36. Which tool helps manage partitions in Windows?

Paint

Windows Store

Disk Management

Notepad

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

Paint

Task Manager

Command Prompt

File Explorer

38. Which company develops the Windows operating system?

IBM

Google

Apple

Microsoft

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

Write code

Play games

Configure system settings

Design websites

40. Which Windows tool manages hardware devices?

Disk Cleanup

System Restore

Device Manager

Task Manager

41. What is the function of the Windows Registry?

Create backups

Store system configuration and settings

Manage Wi-Fi connections

Browse websites

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

Excel

Microsoft Edge

Paint

Notepad

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

shutdown /x

shutdown /r

shutdown /s

shutdown -h

44. Which of these is not a Windows version?

Windows Vista

Windows Alpha

Windows 7

Windows XP

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

128

255

512

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

Defender

Task View

WordPad

Cortana

47. What does BitLocker do in Windows?

Encrypts drives for data security

Backs up files to OneDrive

Clears junk files

Restarts the computer

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

.jpg

.exe

.txt

.mp3

49. Which shortcut locks a Windows computer?

Ctrl + P

Alt + F4

Ctrl + Alt + L

Windows + L

50. What is the purpose of Windows Update?

Manage network sharing

Change keyboard layout

Install security patches and feature updates

Add new desktop wallpapers

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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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