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What are the differences between process and thread? The fundamental difference between a process and a thread is that a process has an entire copy of the program to itself and
Explain the basic concepts of segmentation. Segmentation definition User view of program Hardware used with diagram-segment table, base, limit & offset Protection and
FIFO is named as 'named pipes'. FIFO (first-in-first-out) is a special file which is laid to be data transient. Once data is load from named pipe, it cannot be load again. Also, da
explain about oprating system services and topics briefly
Q. What is the major difficulty that a programmer should overcome in writing an operating system for a real-time environment? Answer: The major difficulty is keeping the oper
Describe the following allocation algorithms: a. First fit b. Best fit c. Worst fit a. First-fit: search the list of available memory and all
how do semaphores help us in eliminating deadlock conditions?
File System Interface and Implementation The Nachos file system, as distributed, uses a single-level index allocation method for data allocation of files. In the current design,
what are disadvantages of using single directory
Q. What is the purpose of system calls? Answer: System calls permit user-level processes to request services of the operating system.
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