question One (30 Marks)
Give any five reasons why a parent process may terminate a child process.
(5 marks)
Differentiate between the following terms as used in operating systems
DMA and polling
(3 marks)
Shared and message passing systems
(3 marks)
Distinguish between a microkernel and a layered operating system structures.
(4 marks|)
Describe the function of the following commands as used in UNIX
CHMOD
(2 marks)
NICE
(2 marks)
TOP
(2 marks)
Describe the term “Zombie process” as used in operating systems and explain how UNIX manages Zombie processes
(5 marks)
Explain the concept of segmentation as used in Memory Management.
(4 marks)
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