Jawaharlal Nehru Technological University Hyderabad 2010-3rd Sem M.C.A Code No: 32 NR -ester Supplementary s UNIX INTERNALS - Question Paper

 

 

 

 

 

 

 

Code No: 32

 

 

 

 

 

NR

JAWAHARLAL NEHRU TECHNOLOGICAL UNIVERSITY HYDERABAD

MCA-III Semester Supplementary Examinations July 2010

UNIX INTERNALS

Time: 3hours Max.Marks:60

Answer any Five questions

All questions carry equal Marks

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1.a)

b)

 

2.

 

3.a)

b)

 

4.a)

b)

 

5.a)

b)

 

6.a)

b)

 

7.a)

 

b)

 

8.a)

b)

Explain about process states and state transitions with a neat diagram.

Describe the design issues of light weight process.

 

Explain about SVR4 scheduler.

 

What is spin lock? What are the uses of spin locks?

Write a program to implement read-write lock facility.

 

Describe two implementations that dynamically allocate and deallocate vnodes.

Draw and explain the conceptual view of a hard disk.

 

Draw and explain the architecture of Remote file system.

Describe the design of slab allocator.

 

Describe the different types of translation maps to implement virtual memory.

Differentiate between an anonymous page and the anonymous object.

 

What is the difference between a multiplexer and a module that is used

independently in two different streams?

What are the main problems in writing a multiprocessor-safe driver?

 

Explain the TLI functions for a connection-oriented protocol.

Explain the implementation sockets in SVR4.

 

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