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Consider a scheduling scenario in which a job of size (processing time) 50ms arrives every 60 ms, and 10 jobs of processing time 1ms arrive every 6 ms. Which algorithm: First Come First Serve, or Shortest Remaining Processing Time, would provide better average turnaround time?
Think about a simple telephone network consisting of two end offices and one intermediate switch with a 1-MHz full-duplex trunk in each end office and the intermediate switch.
Construct two algorithms to print the daily salary of a worker who, each day, is paid twice the previous day's salary for a thirty day period.
Analysis shows that there are about five faults per 1000 lines of code in carefully made programs, which means that one million lines of codes will have 5000 faults.
It is determined that 3-out of 5-businesses that experience downtime of forty-eight hours or more will be out of business within three years.
In data communication we often use term "bandwidth" when we refer to capacity of a link. Strictly speaking, however, bandwidth refers to range of frequencies that can be carried on a link.
Assume you are the network manager for Central University, a average size university with 13,000 students. The university has ten separate colleges
Suppose an operating system maps user-level threads to the kernel using the many-to-many model and the mapping is done through LWPs.
A procedure is said to be I/O bound if it needs a lot of I/O operations, whereas a procedure that consists of mostly computations within the CPU/memory system is said to be compute bound.
How many page faults are generated by the following arrayinitialization loops, using LRU replacement, and assuming page frame 1 has the process in it, and the other two are initially empty.
Describe what a cache is and what its purpose is. Also explain what data gets placed into the cache, and when it is put there.
Your corporation has just occupied an old historic building in which fifteen workers will work. Due to historic building codes, the corporation is not permitted to run cables inside walls or ceilings.
Assume you have been hired through your local library to help them setup a LAN to connect their three library sites.
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