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Define semaphore
A semaphore is a protected abstract or variable data type that constitutes the classic method for restricting access to shared resources like shared memory in a parallel programming environment.
Operating Systems 1. Illustrate the Microkernel Architecture with suitable diagram. 2. When Deadlock occurs? What are the Necessary Conditions for Deadlock? 3. Describe f
Now we consider the following questions: how can the parent process communicate with its child? Or how can children processes communicate with other children? The exact answer depe
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
What is named pipes?
Major page fault: If the page is not loaded in memory at the time the fault is stated, then it is named major or hard page fault. The handler in the machine requires to search a
What is parsing Parsing is the procedure of analyzing a text, made of a sequence of tokens, to define its grammatical structure regarding to a given formal grammar. Parsing is
Q. Why is it important to scale up system bus and device speeds as the CPU speed increases? Answer: Consider a system which carries out 50% I/O and 50% computes. Doubling-up
What does Verification represent? Verification shows the set of activities that are carried out to confirm that the software correctly executes the specific functionality.
Discuss the high barriers to entry in the market for PL operating systems
Resolution of externally defined symbols is carried out by Resolution of externally defined symbols is carried out by Linker
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