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Program 1 will open a named pipe (pick a name) and fork; the child will execute Program 2. In the parent, Program 1 will read from standard input pairs of integers and writes the sum and difference of the integers to the pipe.
Finally it waits for the child to terminate, prints the child's status code, and it terminates.
Program 2 (pick a name) will open the named pipe and read pairs of integers. From these it will recover the original pair the Program 1 read and print the original pair to standard output.
When it sees a pair of zeros, it will terminate and return the status code of the number of [non-zero] pairs it read.
Physical security is a necessity in comprehensive information security. Develop a checklist for assessing the physical security of an organization.
How do you look at a visual representation of a binary tree (the diagram starting with root and ending with leaves) and determine how many levels it has?
Prepare a modification of the encryption program of 15.5 whose transform function uses an integer key to transform the character passed to it.
How parallelism affects computer system performance. Various advantages and disadvantages of this technology. Relate the performance of parallelism with modern processors like Pentium 4/G4e, multicore processor, etc.
The XML related technologies are growing rapidly, and it seems a definite commitment to the XML standard from many large corporations, still XML is an open standard, and promotes a culture of open source and sharing. Discuss this in relation to the..
Add a feature to the text editor to put text into two columns, as follows. The user will select a range of line numbers.
How can you visualize a 4-dimensional array - How can you give meaning to each dimension this array has?
Describe a scheme that allows for buy and sell orders to be entered in O(logn) time, independent of whether or not they can be immediately processed.
Take a position on the Massachusetts Supreme Judicial Court's decision that forced decryption of a suspect's encrypted volume.
MN404 - Fundamentals of Operating Systems and Programming - Describe the role of Operating Systems (OS) and its different subsystems in controlling computer
You are a member of SQA group at Ye Olde Fashioned Software. You propose to your manager that inspections be introduced.
Constructor will set the temperature to 15 and increment to 5. The values of min and max should be set by parameters passed to the constructor.
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