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General graph directory
The serious problem with using an acyclic-graph structure is ensuring that there are no cycles. When we insert links to an existing tree-structured directory, the tree structure is damaged, resulting in a simple graph structure.
If cycles are permitted to exist in the directory, we likewise require to avoid searching any component twice, for reasons of correctness as well as performance.
VARIABLE PARTITIONING We can differ the partitions and change the location according to the size of the process. Here if a 10k process enters we are able to make a space of
Problem 1. What is kernel? What are the main components of a kernel? Defining Kernel Explaining Main components of Kernel 2. What is mutual exclusion? What are i
What is the hardware support required to implement paging? Each operating system has its own techniques for storing page tables. The majority allocates a page table for each pr
Explain system-wide open-file and per-process open-file The system-wide open-file table have a copy of the FCB of each open file, as well as other information. The per-pr
What is a Real-time system? A Real-time system is used when inflexible time requirements have placed on the operation of processor or the flow of data so it is often used as a
whats the problem in two state model ?
Which are the different states of a process? Different status of a process is: New: When the process is created. Running: When instructions are executed. Wait
Explain Belady's Anomaly? Also called FIFO anomaly. Usually, on enhancing the number of frames allocated to a process virtual memory, the process implementation is faster, beca
Q. Define the difference among pre-emptive and non pre-emptive scheduling. Answer: Pre-emptive scheduling permits a process to be interrupted in the midst of its execution ta
What is input output operation ?
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