DICT239

1) Outline four features of Multiuser operating system                                          (4Mks)

 2)  Explain each of the following terms as used in Operating system.

i. Kernel                                                                   (2Mks)

ii. Interrupt                                                               (2Mks)

3)     Name FOUR major reasons why it became necessary to use an operating system         (4mks)

 4) Define each of the following types of Operating system                                 

i. Multiprogramming

ii. Multitask      (4Mks)

5) Outline four challenges of first come first served (FCFS)                                (4Mks)

6) Differentiate between CLOOK and CSCAN disk arm scheduling Algorithm   (4Mks)

7) a) List four examples of operating system currently in the Market                    (2Mks)

8) Distinguish between Pre-emptive and Non-Pre-emptive scheduling Algorithm as used in Process management . (2 marks)