Question 1 (30 marks) This question tests your knowledge of key concepts of operating systems. a.Answer each of the foll
Posted: Sat May 14, 2022 4:19 pm
Question 1 (30 marks) This question tests your knowledge of key
concepts of operating systems. a.Answer each of the following
questions with a sentence or two. i.What is a daemon? State two
roles that might be carried out by daemons. ii.What is the
difference between Linux and GNU? iii.What is the difference
between a hard RTS and a soft RTS? iv.In Linux, what is the purpose
of a user group? v.Why is buffering commonly used for I/O
operations? (10 marks) b.Outline the boot process of a system using
UEFI. Highlight two benefits UEFI has over BIOS. (10 marks) c.Using
the information in Table 1, fill in the correct values for the
directory, File Allocation Table (FAT) and the disk blocks. The
characters ‘EOF’ indicate the last block of a file. The file aaa
contains a number of a characters, bbb contains b characters and
ccc contains c characters. (10 marks) Alternative version of table
Table 1:
DirectoryFATDisk
blocksfilestart00aaa121aaaaaaaaaaaabbb32152aaaaaaaaaaaaccc4353bbbbbbbbbbbb4745105bbbbbbbbbbbb6677cccccccccccc898cccccccccccc9149cccccccccccc1013101111121213EOF13bbbbbbbbbbbb14EOF14cccccccccccc1515aaaaaaaaaaaa
concepts of operating systems. a.Answer each of the following
questions with a sentence or two. i.What is a daemon? State two
roles that might be carried out by daemons. ii.What is the
difference between Linux and GNU? iii.What is the difference
between a hard RTS and a soft RTS? iv.In Linux, what is the purpose
of a user group? v.Why is buffering commonly used for I/O
operations? (10 marks) b.Outline the boot process of a system using
UEFI. Highlight two benefits UEFI has over BIOS. (10 marks) c.Using
the information in Table 1, fill in the correct values for the
directory, File Allocation Table (FAT) and the disk blocks. The
characters ‘EOF’ indicate the last block of a file. The file aaa
contains a number of a characters, bbb contains b characters and
ccc contains c characters. (10 marks) Alternative version of table
Table 1:
DirectoryFATDisk
blocksfilestart00aaa121aaaaaaaaaaaabbb32152aaaaaaaaaaaaccc4353bbbbbbbbbbbb4745105bbbbbbbbbbbb6677cccccccccccc898cccccccccccc9149cccccccccccc1013101111121213EOF13bbbbbbbbbbbb14EOF14cccccccccccc1515aaaaaaaaaaaa