BSc IT Sem I 2019 20 2019-20 OPERATING SYSTEM Question Paper - Mumbai University | munotes

Questions asked in this paper

1. Q2 Attempt any three. 15 marks
   • a. Explain the structure of page table entry,
   • b. Explain FIFO page replacement algorithm with proper example Explain various ways of tracking memory usage
   • d. Explain various phases of logical dump Explain various operations
   • f. Consider a reference string: 1,2,3,4,2,1 The number of frames in memory is 4. Find out the number of page fault using optimal page replacement algorithm and LRU algorithm
2. Q3 Attempt any three, 15 marks
   • a. Explain process of DMA transfer
   • b. Explain SSF scheduling algorithm with example
   • c. What is deadlock? Explain conditions for resource deadlock
   • d. Explain Banker’s algorithm for multiple resources with example
   • e. Explain various ways of recovery from deadlock
   • f. Explain two phase locking and starvation Ga, Attempt any three. (15)
   • a. Explain Type-1 and Type -2
   • b. Explain characteristics of clouds
   • c. Explain VMware-hosted architecture with components
   • d. Explain Master-Slave and Symmetric multiprocessor operating systems Explain various network services in distributed systems
   • f. Explain various elements of distributed system based on CORBA QS. Attempt any three, (15)
   • a. Explain ext4 file system
   • b. Explain concept of intents Explain operation of buddy algorithm in linux
   • d. Explain various design goals of android Explain various attributes used in MFT records,
   • f. Explain I/O request packet

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