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What are the different directory structures? Explain each type.
There are five dissimilar directory structures:
1. Single level directory
2. Two level directory
3. Tree structured Directories
4. Acyclic graph directories
5. General Graph directories
Inverted page table In page table the page table has one entry for every page that the process is using. The operating system must translate this reference into a physical memo
i need the job to be done within 3 days
Process States A total of nine states are acknowledged by the UNIX system. They are like as follow: User running Executing
Characteristics of suspend process Suspended process isn't immediately available for execution. The process may or may not be waiting on an event. For preventing t
Q. Give an instance of an application in which data in a file should be accessed in the following order: a. Sequentially b. Randomly Answer: a. Print the content of
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
What are the characteristics of SRS? i. Correct - The SRS should be made up to date when appropriate requirements are identified. ii. Unambiguous - When the requirements are
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
Define thrashing. Thrashing is the accident of high page traffic and low CPU utilization. It is observed that the cause of thrashing is an under-commitment of memory to program
What is a reference string? An algorithm is evaluated by running it on a particular string of memory references and computing the number of page faults. The string of memory re
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