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Define drawback of Distributed systems
Reliability is a drawback of Distributed systems
Q. Describe the three main architectural layers of Windows XP? Answer: (1) The HAL (Hardware Abstraction Layer) creates operating system portability by hiding hardware differ
short note on context switching
Question 1: a) Distinguish between "Long-Term Scheduler" and "Short-Term Scheduler". b) Describe the benefits of "Threads". c) Name three types of CPU Scheduling. Que
Explain a working of file control block A file control block (FCB) has information about the file, containing ownership, permission, and location of the file contents. The log
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,
Write on short note DMA. Direct M emory Access (DMA) is a technique for transferring data from main to a device without passing it through the CPU. Computers that have
Before proceeding with its execution, every process must obtain all the resources it needs is called Hold and wait
Q. How Program execute in operating system? Program execution: Operating system loads a program in memory and executes the program. The program should be able to end its exec
Addventage
Explain how the os implements virtual memory phenomenon.
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