Each system should have at least one file system which is bootable. True False QUESTION 30 The file allocation table (FAT) has one entry for each block and is indexed by block number. True ○ False

The most commonly used file system with Windows system is: Group of answer choices NTFS ReFS FAT32 HFS

123. Linux includes all of the concurrency mechanism found in other a. UNIX System b. Linux System c. Windows System d. None

8. In operating system, each process has its own A. address space and global variables B. open files C. pending alarms, signals and signal handlers D. all of the mentioned

An Operating System (OS) is an interface between a computer user and computer hardware. An operating system is a software which performs all the basic tasks like file management, memory management, process management, handling input and output, and controlling peripheral devices such as disk drives and printers.Some popular Operating Systems include Linux Operating System, Windows Operating System, VMS, OS/400, AIX, z/OS, etc. Explain how different is Linux from Windows.

What are the basic differences between the ways in which the Windows and Linux file systems are organized?

A company has a policy of taking daily backup from Monday to Thursday and a weekly backup on Friday. Backups are taken at 11PM.An employee creates 20 new files (File1, File2…...File20) on Monday and save it on the file server. He comes back on Wednesday and modifies File3 and File4 and save it back. On Thursday he creates 2 more files (File21 and File22). On Friday he opens up File 5 but close it immediately without making any modification. On Friday he also accidently deleted File3, File5 and File11. Which backup strategy (Full, Incremental or Differential) will restore all his files in the shortest amount of time? Explain how.

468. For loaded processes, operating system maintains a a. Process control block b. Partition control block c. Process collaborative block d. Program computing block

Under the heading of file system Utilities we discussed some utility commands that do not exist as utilities on the system. Why do they not exist?

The majority of operating systems transmit an error to a) a new file, b) another running process, c) a log file, or d) none of the above when a process fails.