Operating Systems Online Test

1. What is the file extension typically used for shell scripts in Linux?

2. Which option is used with the `awk` command to specify the delimiter used to separate fields in input data?

3. Which option is used with the `awk` command to specify the action or operation to be performed on matching lines?

4. Which directory contains system configuration files in Linux?

5. Which virtualization software is commonly used for server virtualization and provides features such as dynamic resource allocation and fault tolerance?

6. Which best practice is recommended for securing Windows operating systems against malware and viruses?

7. Which command is used to display the first few lines of a file in Linux?

8. What is system monitoring in the context of operating systems?

9. Which recovery option in Windows allows users to roll back the system to a previous state without affecting personal files, documents, and photos?

10. Which best practice is recommended for securing Linux operating systems against unauthorized access and malicious activities?

11. Which command is used to move files or directories in Linux?

12. Which virtualization software is open-source and freely available for personal and commercial use?

13. Which virtualization software is developed by Microsoft and allows users to run Linux operating systems on Windows hosts?

14. Which file system is commonly used in Linux operating systems?

15. Which command is used to display a snapshot of currently running processes in Linux?

16. Which file system is optimized for use in solid-state drives (SSDs) and flash memory storage devices?

17. Which command is used to perform arithmetic operations in a shell script in Linux?

18. Which directory contains user executable files in Linux?

19. Which command is used to extract specific columns or fields from text data in Linux?

20. Which command is used to create an empty file in Linux?

21. Which desktop environment focuses on simplicity and resource efficiency in Linux distributions?

22. Which virtualization software is open-source and freely available for personal and commercial use?

23. Which containerization platform is available for both Windows and Linux, allowing users to run and manage containers using Docker Engine?

24. Which desktop environment is commonly used in Linux distributions such as Ubuntu?

25. Which cloud computing platform provides EC2 instances with Windows Server AMIs (Amazon Machine Images) that enable users to deploy Windows-based applications and workloads?

26. What is a key advantage of Windows operating systems?

27. Which command is used to search for specific patterns or keywords in a log file in Linux?

28. Which file system supports journaling for improved data integrity and recovery?

29. Which command is used to display lines of text data in reverse order in Linux?

30. What is a shell script in Linux?