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Problem
Scheduling access to a moving-head disk can be implemented by a monitor. The implementation consists of three components: user processes which request, access, and release the disk service; a disk scheduler which performs the scheduling of disk data CO be accessed by one user at a time; and driver procedures that perform actual data transfer.
(a) Write a monitor to implement the disk scheduler. The monitor should consist of two procedures, one for a request for and one for a release from disk access.
(b) Specify how a user process can call the monitor for disk access. The disk driver procedures are considered given.
Discuss the strengths and weakness of a GUI and a scripting approach. Should a combined approach be considered that uses both GUIs and scripts?
Disclose the contingency or primary budget that has been set aside for these tasks. Calculate the cost of quality according to the PMBOK Guide.
The C++ libraries on strings have many functions that can be used to handle various string operations. Write a function called stringlast that can be used to find the last n characters in a string and return a pointer to this new string
note down a Java program that translates a letter grade into a number grade. Letter grades are A B C D F, possibly followed by + or -. Their numeric values are 4, 3, 2, 1, and 0. There is no F+ or F-. A + increases the numeric value by 0.3, a - d..
find the collection of decidable languages is closed.
Show the contents (in hexadecimal) of the memory locations reserved by the following program.
Class Graphics contains method drawOval, which takes as arguments the same four arguments as process drawRect. The arguments for method drawOval specify "bounding box for the oval - the sides of bounding box are the boundaries of the oval.
Provide three different options that are available for selecting an identifier for a student entity. What are the pros and cons of each option?
What are the basic principles for protecting information. Explain why you feel these are important
Write a program that reads three numbers and prints increasing if they are in increasing order, decreasing if they are in decreasing order.
Assume Alice desires to transmit a large secret message M to Bob. Explain how Alice should send M in an authenticated way.
Explain how a neural net can be trained. What are the three basic types of processing that occur during human/computer voice interaction?
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