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Question: A transmission system operates at sixteen MHz. The power output is 1 W and .1 Watt is needed at the receiver. The receiver is located one hundred meters from the transmitter. What types of twisted pair cabling can be used to support this transmission system?
Consider a dynamic RAM that must be given a refresh cycle 64 times per ms. What percentage of the memory's total operating time must be given to refreshes?
Will IBM's plan to give away some of its IT assets and intellectual property and increase its support of opensource software products like Linux be a successful growth strategy in the "brutally competitive marketplace" in which it operates?
Discuss what roles do firewalls and proxy servers play in network security? Determine the importance of maintaining security on a LAN?
Assume you are the network manager for Central University, a average size university with 13,000 students. The university has ten separate colleges
Some systems automatically open a document when it is referenced for the 1st time and close the file when the job terminates.
Discuss and provide examples of the following concurrency issues associated with an OS: 1. Mutual exclusion 2. Deadlock 3. Starvation
Show how to implement barriers using semaphores. Your solution should avoid busy-waiting. Be explicit about any initializations that you need to assume.
Explain the main reasons that firms implement intranets and one major obstacle to obtaining these benefits also explain the difference between a formal and an informal system.
You are asked to design the virtual memory system for a new operating system working on small mobile devices. The memory operates at 333 MHz with a word size of 4 bytes.
VLIW processor - assembler
Traversed Disk receives request to access random sector on random track. Suppose head starts at track 0. Determine the average seek time?
Make an IE Crow's Foot E-R diagram for the entities section and employee and the 1:N relationship between them. Suppose that a section/department does not require to have an employee.
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