OA Exams
Which command is used in Linux to display a hierarchical list of files and directories?
Correct Answer: B) tree
Explanation: The tree command displays a hierarchical list of files and directories in Linux.
Which Windows tool is used to optimize and defragment hard drives?
Correct Answer: B) Disk Defragmenter
Explanation: The Disk Defragmenter tool is used to optimize and defragment hard drives to improve system performance.
Which Linux command is used to reboot the system?
Correct Answer: B) reboot
Explanation: The reboot command is used to reboot the system in Linux.
Which file system is commonly used by USB flash drives for cross-platform compatibility?
Correct Answer: C) exFAT
Explanation: exFAT is commonly used by USB flash drives for cross-platform compatibility.
Which Windows tool is used to monitor system events and errors?
Correct Answer: A) Event Viewer
Explanation: Event Viewer is used to monitor system events and errors in Windows.
Which Linux command is used to create a symbolic link?
Correct Answer: A) ln -s
Explanation: The ln -s command is used to create a symbolic link in Linux.
Which file system is used by macOS for better performance on solid-state drives (SSDs)?
Correct Answer: C) APFS
Explanation: APFS (Apple File System) is optimized for better performance on SSDs in macOS.
Which Linux command is used to check the current disk usage by files and directories?
Correct Answer: A) du
Explanation: The du command checks the disk usage of files and directories in Linux.
Which Windows feature allows you to revert your computer to a previous state without losing personal files?
Correct Answer: B) System Restore
Explanation: System Restore allows you to revert your computer to a previous state without losing personal files.
Which Linux command is used to view running processes in real time?
Correct Answer: A) top
Explanation: The top command displays running processes in real time in Linux.
Which Windows command is used to display the IP configuration of a device?
Correct Answer: B) ipconfig
Explanation: The ipconfig command displays the IP configuration of a device in Windows.
Which Linux command is used to view the amount of free and used memory on the system?
Correct Answer: B) free
Explanation: The free command shows the amount of free and used memory on the system in Linux.
Which Windows tool is used to schedule automatic backups of files and folders?
Correct Answer: A) File History
Explanation: File History is used to schedule automatic backups of files and folders in Windows.
Which Linux command is used to modify the permissions of a file or directory?
Correct Answer: A) chmod
Explanation: The chmod command is used to modify the permissions of a file or directory in Linux.
Which Windows command allows you to check a disk for errors?
Correct Answer: A) chkdsk
Explanation: The chkdsk command is used to check a disk for errors in Windows.
Which file system allows for the largest file and partition sizes in Windows?
Correct Answer: C) NTFS
Explanation: NTFS allows for the largest file and partition sizes in Windows.
Which Linux command is used to search for text patterns within files?
Correct Answer: B) grep
Explanation: The grep command is used to search for text patterns within files in Linux.
Which port is commonly used for remote desktop services?
Correct Answer: B) Port 3389
Explanation: Port 3389 is commonly used for Remote Desktop Protocol (RDP) services.
Which Linux command is used to move a file from one location to another?
Correct Answer: A) mv
Explanation: The mv command moves a file from one location to another in Linux.
Which Windows tool provides a graphical interface for creating and managing hard drive partitions?
Correct Answer: A) Disk Management
Explanation: Disk Management provides a graphical interface for creating and managing hard drive partitions in Windows.