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Paging: Only the needed memory pages are moved to main memory from the swap machine for execution. Process size does not matter. Produce the concept of the virtual memory. It gives greater flexibility in mapping the virtual address space into the physical memory of the system. Accept more number of processes to fit in the main memory. Accept the greater process size than the available physical memory. Demand paging systems operate the memory more flexibly.
Define Latency plus seek time The total time to arrange a disk drive mechanism for a block of data to be read from is its Latency plus seeks time
Explain in detail about ipc in linux
Define the “turn-around” time of a user job Turn- around time is total time taken to execute the job.
Discuss the risks of having a single root user
Briefly discuss on Bankers algorithm? The resource-allocation graph algorithm is not applicable to a resource-allocation system with multiple examples for each resource type.
Question: (a) What are the main challenges for Mobile Computing? (b) What is the ISM band and what is particular about this frequency band? Name two wireless technologies
What is the kernel? A more common explanation is that the OS is the one program running at all times on the computer usually known as the kernel, with all else being applicati
One reason to learn C and C++ is simply that so much software is written in these languages. A related, butmore fundamental reason, is that C and C++ are relatively low-level, allo
Safety algorithm : This is to make sure if the system is in safe state or not. It may need an order of m x n2 operation to determine if the state of the system is safe or not.
Q. Describe the concept of transaction atomicity? Answer: A transaction is a sequence of read as well as writes operations upon some data followed by a commit operation. If the
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