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Explain Terminal Symbols
Terminal symbols are literal strings that are forming the input of a formal grammar and cannot be broken down into smaller units with no losing their literal meaning. In straightforward words, terminal symbols cannot be changed by using the rules of the grammar; i.e. they're the end of the line, or terminal. For instance, if the grammar rules are that x can become xa and x can become ax, after that a is a terminal symbol as it cannot become something else. These are the symbols that can take place as it is in the programme.
Q. Presume an operating system maps user-level threads to the kernel using the many-to-many model and the mapping is done through LWPs. Additionally the system allows developers to
What are the disadvantages of swapping technique used in pre-3BSD UNIX systems? If there is excessively much memory contention, processes are swapped out until sufficient
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Most process abstractions support processes being destroyed when the program terminates, or in response to a specific kill directive. There are two common implementations, one a "p
Define System Call A system call is a request that is made by any program to the operating system for carrying out tasks - picked from a predefined set - which the said program
scheduling
how are the window activate
Explain Busy Waiting Semaphores Weak, Busy-wait Semaphores a) The simplest way to implement semaphores. b) Useful while critical sections last for a short time, or we com
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Compare between the one and two-dimensional memory organizations in terms of the memory structure, advantages, and disadvantages. Which approach would better support the needs o
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