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Q. Define Input - Output operations?
Serial lines, Disks, tapes and other devices should be communicated with at a very low level. The user require only specify the device and the operation to perform on it while the system converts that request into device- or controller-specific commands. User-level programs can't be trusted to access merely devices they should have access to and to access them only when they are otherwise unused.
Question: a) The following questions pertain to User and Group accounts in Windows XP: i) Give four differences between a Power User and a Guest User account. ii) Explain h
Explain Rehashing to Handle Collision Rehashing: Re-hashing schemes make use of a second hashing operation while there is a collision. If there is an additional collision, we
Explain DosCreateThread Functions Used in the OS/2 DosCreateThread(&threadID,MyThreadFunction,arg,flags,stackSize) DosCreateThread creates a thread within the context of th
what is hashed page tables & explain of there work & figure
what is data-processing cycle?
Explain segmentation hardware? We define an completion to map two-dimensional user-defined addresses into one-dimensional physical addresses. This mapping is affected by means
Q. Presume that you have a page-reference string for a process with m frames (initially all empty). The page-reference string has length p along with n distinct page numbers
Q. Benefits and Drawbacks of Batch System? Benefits of Batch System: Move much of the work of operator to computer. Increased performance as it was possible for j
what is the latest OS of ANDROID in US
Synchronization can be achieved by means other than locks and condition variables. One alternative is semaphores. A semaphore is used to regulate traf?c in a critical section. A se
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