BCS1333 OS: Maklumat Test 1

 Tarikh : 21 /4/2013
Masa : 8:30 am
Topik : Chapter 1 hingga Chapter 3
Bentuk soalan: 


Chapter 1
What is the purpose of an operating system?
A computer system can be diveded roughlt into four components: the hardware, the operating system, the application program and the users. Briefly explain each of them.
Briefly explain the process of booting. (5 marks)
Multiprocesser systema are most common nowdays, explain three main advantages of a Multiprocessor Systems.

Explain asymmetric multiprocessing and symmetric multiprocessing in multiple-processor systems.

Chapter 2

What is the purposes of Operating System Services?
What is System Calls?
There are five major categories of System Calls. Briefly explain each of them.
Explain the concepts of Virtual Machines.
What is the relationship between a quest operating system and a host operating system in a system kernel like VMware?

Chapter 3

What is process?
Explain the five  (5) types of process states.
Each process is represented in the operating system ba a process control block (PCB). PCB contains many pieces of information. What are  the information stored in PCB. Explain each of them.
What is long-term-scheduler (also called job schedular) and what os short-term-schedular (also called CPU schedular).