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Q. What are the five main activities of an operating system in regard to process management?
Answer:
a. The creation as well as deletion of both user and system processes
b. The suspension as well as resumption of processes
c. The stipulation of mechanisms for process synchronization
d. The stipulation of mechanisms for process communication
e. The stipulation of mechanisms for deadlock handling
The producer-consumermodel above has a standard human analogy of an assembly line. Humans have specialized skills, however, whereas threads running the same program do not need to
operating systems and its types together with its design issues and their examples.
explain goals of system software
Define UFD and MFD. In the two-level directory structure, every user has her own user file directory (UFD). Every UFD has a similar structure, but lists only the files of a one
What does Verification represent? Verification shows the set of activities that are carried out to confirm that the software correctly executes the specific functionality.
We will brie?y introduce paging to ?nish off this lecture. When a process is loaded, not all of the pages are immediately loaded, since it's possible that they will not all be need
List the four steps that are essential to run a program on a completely dedicated machine. a. Reserve machine time. b. Manually load program into memory. c. Load starting
Q. If magnetic hard disks eventually have the same cost per gigabyte as do tapes will tapes turn into obsolete or will they still be needed? Describe your answer. Answer: Tap
Two Level Directory This kind of structure overcomes the problems of assigning unique names to the files. Thus there need not be any confusion among users. In this kind of s
For example, by initializing a semaphore to 0, threads can wait for an event to occur, and impose an ordering constraint, similar to a monitor using condition variables, but with m
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