B.TECH - Semester 8 distrubted systems Question Paper 2013 (apr)
Practice authentic previous year university questions for better exam preparation.
Sample Questions
- Give examples of applications where the use of mobile code is beneficial.
- Differentiate synchronous and asynchronous modes of inter process communication.
- Differentiate monolithic kernel and microkernel architecture in distributed operating system.
- What do you mean by ACID properties in transactions?
- What is flat and nested distributed transactions. ( $5 \times 4=20$ Marks)
- (a) Explain about the various architecture models in distributed systems. 15
- (b) Write short notes on the various switching schemes in networking. ..... 5
- (a) Describe about the various design issues of distributed systems.
- (b) Explain about the failure model and security model in distributed systems.
- (a) Describe the design issues of RPC.
- (b) Describe briefly on how group communication can be done in distributed systems.
- (a) Explain how Inter Process Communication is done in UNIX.
- (b) Explain about the design issues in Remote Method Invocation mechanism.
- (a) How can the OS be protected from illegal access?
- (b) Explain how communication mechanism implemented in a distributed operating system?
- (a) Explain how the Operating System layers are designed in a distributed system?
- (b) Describe about the security techniques -tsed in distributed operating systems.
- (a) Describe briefly about Andrew File System architecture. 10
- (b) Write short notes on the architectures for replicated transactions. 10 OR
- (a) Explain how optimistic concurrency control is done in distributed systems. 10
- (b) How edge tracing algorithm can be used for distributed deadlock detection? 10 ( $4 \times 20=80$ Marks)