Failure to release resources when the program is no longer using them can cause .
a) buffer overflows
b) resource leaks
c) exceptions
d) None of the above.
b) resource leaks
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Answer the following statements true (T) or false (F)
1) The first step in designing an OS to control processes is to describe the behavior that we would like the processes to exhibit. 2) The first step in designing an OS to control processes is to describe the behavior that we would like the processes to exhibit. 3) Swapping is not an I/O operation so it will not enhance performance. 4) If a system does not employ virtual memory each process to be executed must be fully loaded into main memory. 5) A process that is not in main memory is immediately available for execution, regardless of whether or not it is awaiting an event.
Suppose a system were designed to support n page sizes. How would it differ from the Multics approach?
What will be an ideal response?
When is initialization needed? When is it not needed?
What will be an ideal response?
What are the relative merits of open?loop and closed?loop data transfers? What factors would you take into account if you had to choose one over the other for a specific application?
What will be an ideal response?