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Define lazy swapper.
Rather than swapping the entire process into main memory, a lazy swapper is used. A lazy swapper never swaps a page into memory unless that page will be needed.
Q. In a disk jukebox what would be the result of having more open files than the number of drives in the jukebox? Answer: Two bad results could result. One likelihood is star
What is Multiprogramming? Multiprogramming is the capability of am operating system to support multiple applications running concurrently. Multiprogramming simply means that an
Broken data into small packets allow time division multiplexing. In TDM every packet leaves the sender and is switched on the shared interaction channel through a multiplexer. At t
Q. Why do some systems stay track of the type of a file while others leave it to the user or simply don't implement multiple file types? Which system is "better?" Answer: A f
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
Question: (a) Briefly discuss and describe the possible RMI invocation semantics. (b) (i) What is data marshaling? (ii) Explain the role of a remote object reference dur
Allocators can also be used to avoid problems with unsafe languages. C and C++ are pervasive, with huge amounts of existing code. They are also memory-unsafe languages, in that the
What are the benefits of thread pools:- The benefits of thread pools are 1. It is usually faster to service a request with an existing thread than waiting to make a thread.
Questiion 1 What is RTOS? What are its requirements? Questiion 2 Explain the structural elements of a real time system mode Questiion 3 What is kernel? Explain abo
Define the Global vs. local variables It is also important to discuss the scope of resources being granted to the application program. Variable scoping is defined as the acces
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