Jawaharlal Nehru Technological University Hyderabad 2011-3rd Sem M.C.A Code No: 33 NR s- UNIX INTERNALS - Question Paper

1. a) Compare and contrast ranging from multi threading in Solaris and Digital UNIX.
b) discuss about the lightweight processes.
2. a) Write about process scheduling with example. b) What is signal? discuss how to install a signal handler
3. a) List out the various techniques of achieving Inter Process Communication.
b) discuss the different port operations involved in IPC.
4. a) discuss the Berkley Fast file system.
b) explain about the file system interfaces.
5. a) discuss the characteristics of a distributed file systems.
b) discuss Kernel Memory allocation.
6. discuss in detail the Virtual Memory management in UNIX system.
7. a) What is poll system call? Compare ranging from poll system call and choose ( )
b) define the flow control ranging from 2 queues.
8. a) define the socket implementation for client/server. b) discuss the subsequent with syntax. i) recvform ii) endto iii) readv
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Earning:   Approval pending.