BSc IT Sem III 2015 2016 2016 MOS Question Paper - Mumbai University | munotes

Questions asked in this paper

1. Q1 Attempt any two, 10 marks
   • a) Define Operating system and Explain Structure of Computer System
   • b) Explain Clustered Operating System with advantages and disadvantages
   • c) Explain Role of compiler with its different phases
   • d) Write Short note on Linker and loader, Attempt any two. (10)
   • a) What are the different system
   • b) Explain layered structure of operating system,
   • c) Explain work of kernel in detail,
   • d) What are the different types of system calls?
2. Q3 Attempt any two. 10 marks
   • a) Difference between process and threads,
   • b) Explain Producer consumer problem What are the benefits of multithreading?
   • d) Explain different types of scheduler
3. Q4 Attempt any two. 10 marks
   • a) Explain Concept of Demand paging
   • b) Write a short note on segmentation
   • c) Calculate page fault for following reference string using LRU page replacement algorithm
   • d) Write a short note on logical v/s physical address space
4. Q5 any two. 10 marks
   • a) Write short note on File mounting
   • b) Explain deadlock with its four necessary conditions, Explain file operations
   • d) Explain concept NFS Protocol
5. Q6 Attempt any two. 10 marks
   • a) Explain Application interface.
   • b) Explain Domain structure Explain Different types of virus
   • d) Write short note on worm Attempt any three. (15)
   • a) Difference between compiler and interpreter
   • b) Explain System boot process
   • c) Calculate turnaround time according to SJF preemptive and non preemptive algorithm
   • d) Write a short note on swapping
   • e) Explain Resource allocation graph
   • f) Explain Access Control Matrix. 3

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