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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?

Formatting drives

Editing documents

Removing unnecessary files to free up space

Updating drivers

2. Which Windows tool manages hardware devices?

Task Manager

Disk Cleanup

System Restore

Device Manager

3. What does the Windows Update feature typically install?

Video games

Movies

Operating system patches and security updates

Antivirus from third-party vendors

4. 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

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

Closes the current window

Opens the Run Dialog

Locks the PC

Opens the Start Menu

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

shutdown /x

shutdown -h

shutdown /s

shutdown /r

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

Notepad

Paint

WordPad

Excel

8. Which shortcut locks a Windows computer?

Alt + F4

Windows + L

Ctrl + Alt + L

Ctrl + P

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

Design websites

Play games

Configure system settings

Write code

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

Power cable

Mouse pointer

Screen resolution

Start button

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

Windows Explorer

Notepad

Task Manager

Paint

12. Which tool helps manage partitions in Windows?

Windows Store

Paint

Notepad

Disk Management

13. What is the purpose of Windows Update?

Manage network sharing

Add new desktop wallpapers

Install security patches and feature updates

Change keyboard layout

14. What does the Recycle Bin store?

Installed programs

Downloaded files

Running processes

Deleted files temporarily

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

Create websites

Control hardware and manage software

Scan documents

Play videos

16. Which company develops the Windows operating system?

Google

IBM

Apple

Microsoft

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

Touchscreen

Keyboard

Typewriter

Mouse

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

Windows Search

File Explorer

Task View

Aero Peek

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

Task Manager

Device Manager

Program Manager

Apps & Features

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

Task View

WordPad

Cortana

Defender

21. Which utility checks and fixes file system errors?

CHKDSK

Disk Defragmenter

Format Tool

Disk Cleanup

22. Which shortcut is used to open Task Manager?

Ctrl + A

Ctrl + Shift + Esc

Shift + Enter

Alt + Tab

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

NTFS

HFS+

FAT32

EXT4

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

Excel

Paint

Notepad

Microsoft Edge

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

Sticky Notes

Windows Mail

Disk Cleanup

WinRAR

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

Safari

Snipping Tool

Notepad

Calculator

27. Which of these is not a Windows version?

Windows XP

Windows Alpha

Windows Vista

Windows 7

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

Multi-login

User Accounts

BIOS

Remote Desktop

29. Which Windows utility helps schedule automatic tasks?

Resource Monitor

Disk Cleanup

Event Viewer

Task Scheduler

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

Windows Hello

Action Center

Task View

Cortana

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

Resource Monitor

Calculator

Task Manager

Cortana

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

Alt + R

Ctrl + R

Windows + R

Shift + R

33. What is the function of the Windows Registry?

Store system configuration and settings

Create backups

Browse websites

Manage Wi-Fi connections

34. Which shortcut minimizes all open windows?

Windows + D

Alt + Tab

Ctrl + N

Ctrl + M

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

Windows 7

Windows 8.1

Windows 11

Windows 10

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

.jpg

.txt

.mp3

.exe

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

Disk Management

System Restore

Windows Firewall

Task Scheduler

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

Command Prompt

Finder

Terminal

Activity Monitor

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

.exe

.docx

.ppt

.xlsx

40. Which key opens the Start menu in Windows?

Esc

Alt

Windows key

Ctrl

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

512

255

128

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

Android

Windows 10

Linux Mint

Ubuntu

43. Which Windows feature allows switching between open applications?

Start Menu

Alt + Tab

File Explorer

Control Panel

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

Sticky Notes

File Sharing

Windows Store

Device Manager

45. What does BitLocker do in Windows?

Restarts the computer

Encrypts drives for data security

Backs up files to OneDrive

Clears junk files

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

Reset This PC (Keep my files)

Format

System Restore

Registry Editor

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

Paint

Task Manager

File Explorer

Command Prompt

48. What does Windows Defender do?

Stores passwords

Updates software

Protects the system from malware

Plays music

49. What is File Explorer used for?

Running antivirus scans

Editing images

Browsing the internet

Managing files and folders

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

F10

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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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