1. Ans: Running more than 1 OS on a particular machine.
2. Ans: Area for temporarily storing data for processing when the main memory is full.
3. Ans: Mount point is a directory in a file system where additional information is logically connected from a storage location outside the operating system's root drive and partition.
4. Ans: File system is a process that manages how and where data on a storage disk, typically a hard disk drive (HDD), is stored, accessed and managed.
5. Ans: ext4 is the filesystem used in GNU/linux.
6. Ans: 2, Basic and Dynamic.
7. Ans: Basic disk is a disk that contains partitions, such as primary partitions and logical drives, and these in turn are usually formatted with a file system to become a volume for file storage
8. Ans: Dynamic disk is a disk that contains volumes that span multiple disks and fault-tolerant volumes such as RAID-0, RAID-1 etc.
9. Ans: Basic.
10. Ans: Ubuntu's bootloader GRUB can't recognize a Microsoft dynamic disk/volume/partition (SFS), and so it can not boot from it.
11. Ans: 2, Primary and Logical.
12. Ans: MBR stands for Master Boot Record. It's an old partitioning scheme.
13. Ans: GPT stands for GUID Partition Table. It's a new partitioning scheme. It overcomes the limitations of MBR.
14. Ans: MBR.
15. Ans: 2, Legacy and UEFI.
16. Ans: UEFI stands for Unified Extensible Firmware Interface. It's a new BIOS mode with mouse support and GUI.
17. Ans: Legacy mode is an old BIOS mode which doesn't offer a GUI or mouse support. BIOS connects the firmware of the motherboard to the OS.
18. Ans: Legacy.
19. Ans: UEFI offers mouse support and a GUI but Legacy BIOS doesn't.
20. Ans: LTS receives bug fixes and security updates for a longer period of time than other builds.
21. Ans: Basic Input-Output System.
22. Ans: Master Boot Record.
23. Ans: GUID Partition Table.
24. Ans: Unified Extensible Firmware Interface.
25. Ans: Long Term Support.