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Introduction to Computer Science

Conceptual Questions

Introduction to Computer ScienceConceptual Questions

Conceptual Questions

1 .
What is the difference between a policy and a mechanism? Please give examples to illustrate your explanation.
2 .
How are the compiler, OS, and CPU ISA coordinated? What are all the code modules, where do they exist, and how do they cooperate?
3 .
Give an example of an OS that uses a layered design.
4 .
What alternatives to monolithic OS design have been tried?
5 .
Explain in detail how caching relates to the use of virtual memory.
6 .
Explain how virtual memory became a key component of the operating system.
7 .
Explain in detail the file system’s higher-level services.
8 .
Explain how the file versioning will help the user and the system.
9 .
Explain the difference between authentication, authorization, and access control. Are there any other types of security protections you would want an OS to provide when using software applications?
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