Operating System Questions

DOEACC January, 2014
 
Q1.    Differentiate between tightly coupled systems and loosely coupled systems.
Q2.    Differentiate between Multitasking and Multiprogramming systems.
Q3.    Differentiate between Process and thread.
Q4.    Differentiate between Pre-emptive and Non-preemptive scheduling algorithms.
Q5.    What are the four main modules of an Operating System?
Q6.    What is an access control list? How is it used to secure data for the users?
Q7.    What is compaction in the context of variable-sized partition memory management scheme?

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