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Operating Systems
1. Illustrate the Microkernel Architecture with suitable diagram.
2. When Deadlock occurs? What are the Necessary Conditions for Deadlock?
3. Describe first-fit, Best-fit and worst-fit allocation algorithms with an example.
4. Explain the various methods of file access? Briefly.
5. List and explain the main functions of Network Operating System (NOS).
6. Describe in brief the basic architectures for multiprocessor interconnections.
Which android version is available till now
What is Demand paging? Virtual memory is commonly executed by demand paging. In demand paging, the pager brings only those essential pages into memory instead of swapping in a
Briefly discuss on real-time scheduling? It is divided into two types. Hard real-time systems are needed to complete a critical task within a guaranteed amount of time. T
Explain the Types of System Calls The major types of system calls are like this: a. Process Control: These types of system calls are employed to control the processes.
Q. Why would it be an awful idea for gateways to pass broadcast packets between networks? What would be the merite of doing so? Answer: All broadcasts would be spreads to all
Multi-level page tables are tree-like structures to hold page tables. As an example, consider a two- level page table, again on a 32-bit architecture with 212 = 4 kbyte pages. Now,
Explain the Fork Function Fork function causes a new process to be created. The calling progress is duplicated as an exact copy (called the child process) that differs only in
Transparency Users must be able to access remote resources as though these resources were local. Transparency should as well promote user mobility. Users must be allowed
How does communication takes place in a distributed system? Distributed systems depend on the networking for their functionality. A network is a communication path among two
Basic concepts When a process is to be changed in, the pager guesses which pages will be used before the process is changed out again. Instead of swapping in a entire process,
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