Home» Online Test » Computer » Operating Systems Online Test 0% Sorry, time's up. To complete the online test, please restart it. Created by Vikash chaudhary This 'Operating Systems Online Test' covers questions across all the topics related to Operating Systems like Windows OS, MAC OS, Linux OS, DOS, etc Get fresh, new questions in each attempt. Total Questions: 30 Time Allotted: 30 minutes Passing Score: 50% Randomization: Yes Certificate: Yes Do not refresh the page! 👍 All the best! 1 / 30 1. Which container runtime technology is used in conjunction with Kubernetes to provide a consistent interface for deploying and managing containers across different environments? a) Docker b) Kubernetes CRI (Container Runtime Interface) c) Podman d) LXC (Linux Containers) 2 / 30 2. Which command is used to create a new empty file in Linux? a) newfile b) touch c) create d) mkfile 3 / 30 3. What is the purpose of environment variables in the Linux shell? a) To store user passwords securely b) To manage hardware resources c) To store configuration settings and system information d) To install software packages 4 / 30 4. Which optimization technique in Linux allows users to improve system security and performance by applying updates and security patches? a) Package Management b) Disk Encryption c) Kernel Tuning d) Cron Jobs 5 / 30 5. Which virtualization software is commonly used for development and testing purposes due to its ease of use and wide range of supported guest operating systems? a) VMware Workstation b) VirtualBox c) Hyper-V d) Parallels Desktop 6 / 30 6. Which command-line tool in Linux allows users to update the GRUB bootloader configuration to reflect changes in the boot menu or system configuration? a) grub-install b) update-grub c) grub-mkconfig d) grub-update 7 / 30 7. Which optimization technique in Windows allows users to improve disk performance by reorganizing fragmented files? a) Disk Cleanup b) Disk Defragmentation c) Registry Cleaning d) Task Manager Startup Management 8 / 30 8. Which cloud computing platform provides Azure Virtual Machines (VMs) with the option to deploy Windows Server containers using Docker or Azure Kubernetes Service (AKS)? a) Amazon Web Services (AWS) b) Microsoft Azure c) Google Cloud Platform (GCP) d) IBM Cloud 9 / 30 9. Which command is used to search for text patterns and perform actions on matching lines in Linux? a) find b) grep c) search d) locate 10 / 30 10. Which container management tool is designed to provide a platform for building, deploying, and scaling containerized applications on Kubernetes clusters? a) Docker b) Kubernetes c) Helm d) Minikube 11 / 30 11. Which recovery option in Windows allows users to roll back the system to a previous state without affecting personal files, documents, and photos? a) System Restore b) Startup Repair c) System Image Recovery d) Reset this PC 12 / 30 12. Which virtualization software is open-source and freely available for personal and commercial use? a) Hyper-V b) VirtualBox c) VMware Workstation d) Parallels Desktop 13 / 30 13. Which desktop environment is known for its consistent user experience across different platforms? a) GNOME b) KDE Plasma c) Unity d) Windows Explorer 14 / 30 14. Which recovery option in Windows allows users to restore the system from a previously created image backup, including the operating system, installed programs, and user data? a) System Restore b) Startup Repair c) System Image Recovery d) Reset this PC 15 / 30 15. Which optimization technique in Windows allows users to improve disk performance by removing temporary files and unnecessary system files? a) Disk Cleanup b) Disk Defragmentation c) Registry Cleaning d) Task Manager Startup Management 16 / 30 16. Which optimization technique in Linux allows users to improve system performance by adjusting various kernel parameters? a) Package Management b) Disk Partitioning c) Kernel Tuning d) Cron Jobs 17 / 30 17. Which option is used with the `sort` command to perform a numeric sort? a) -n b) -r c) -s d) -f 18 / 30 18. Which backup strategy involves creating a series of backup copies that capture changes made since the last backup, allowing users to restore the system to a specific point in time? a) Full Backup b) Snapshot Backup c) Incremental Backup d) Differential Backup 19 / 30 19. Which command is used to change the owner of a file in Linux? a) chuser b) chowner c) chown d) own 20 / 30 20. Which command is used to view the last few lines of a log file in Linux? a) tail b) head c) view d) cat 21 / 30 21. Which symbol represents the write permission in file permissions in Linux? a) r b) w c) x d) - 22 / 30 22. Which container orchestration platform is supported by Docker Desktop for Windows, allowing users to deploy and manage containerized applications across clusters? a) Docker Desktop b) Kubernetes c) Docker Swarm d) OpenShift 23 / 30 23. Which best practice is recommended for securing Linux operating systems against unauthorized access and malicious activities? a) Disable firewall and SELinux (Security-Enhanced Linux) to improve performance b) Use default system settings without customization c) Regularly update the operating system and software packages d) Share root credentials with multiple users 24 / 30 24. What is the octal representation of full permissions (read, write, and execute) for a file in Linux? a) 444 b) 666 c) 777 d) 888 25 / 30 25. Which security feature in Windows provides a notification prompt for users when performing tasks that require elevated privileges to prevent unauthorized changes to system settings and files? a) Windows Defender b) BitLocker c) Windows Firewall d) User Account Control (UAC) 26 / 30 26. Which cloud computing platform provides Windows and Linux virtual machines (VMs) with the option to deploy applications in containers using Google Kubernetes Engine (GKE) and Cloud Run? a) Amazon Web Services (AWS) b) Microsoft Azure c) Google Cloud Platform (GCP) d) IBM Cloud 27 / 30 27. Which best practice is recommended for securing Linux operating systems against phishing attacks and social engineering? a) Disable SELinux (Security-Enhanced Linux) to improve system performance b) Implement regular security awareness training for users c) Share root credentials with all employees d) Allow users to execute commands with sudo privileges without restrictions 28 / 30 28. Which file system offers built-in support for advanced features such as snapshots and checksums? a) NTFS b) Ext4 c) FAT32 d) Btrfs 29 / 30 29. Which command is used to display the unique lines in a sorted file in Linux? a) uniq b) unique c) distinct d) sortuniq 30 / 30 30. Which version control system is available for both Windows and Linux operating systems, allowing users to manage and track changes to source code and other files? a) Git b) Subversion (SVN) c) Mercurial (Hg) d) Perforce (P4) Please provide accurate information so we can send your Achievement Certificate by mail. NameEmailPhone Number Your score isShare your achievement! LinkedIn Facebook 0% Restart Test Please provide your feedback. Thank you for your valuable feedback. Send feedback Buy Operating Systems MCQ PDF for Offline Study