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Q. Why do several systems store the operating system in firm ware and others on disk?
Answer: For certain devices such like handheld PDAs and cellular telephones a disk with a file system may be not being available for the device. In these circumstances the operating system must be stored in firmware.
Define the “turn-around” time of a user job Turn- around time is total time taken to execute the job.
LINUX VS WINDOWS I/O MANAGEMENT
are ''ASIC'' embeded systems
What is a general graph? A tree structure where links can go from one branch to a node earlier in the similar branch or other branch, allowing cycles.
Direct memory access Many computers avoid burdening the main CPU with programmed I/O by offloading sine if this work to a special-purpose processor known as a direct memory add
There are three kinds of Data Abstraction: Physical level: The minimum level of abstraction defines how data are saved. Logical level: The next bigger level of a
Explain the TlsSetValue (TLSindex, dataPtr)Function The TlsSetValue function associates the dataPtr passed as a parameter as local storage for the requesting thread. The asso
Q. How is the NTFS namespace planned? Explain. Answer: The NTFS namespace is prearranged as a hierarchy of directories where every directory uses a B+ tree data structure to
In modern operating systems, applications do not directly access the physical memory. Instead, they use so-called virtual memory, where each virtual address is translated to a phys
When the Page fault frequency in an operating system is reduced Locality of reference is appropriate to the process
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