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1). An aging algorithm with a = 1/2 is used to predict run times. The previous four runs, from oldest to most recent, are 30, 10, 20, 40 msec. what is the predication about of the next run time? You may use regular arithmetic or binary with bit shift.
Compute Average Memory Access Time under a variety of memory system configurations and workload assumptions
Sommerville recommended that objects manipulated through users should be drawn from their own domain rather that an computer domain.
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.
How many page faults would occur under pure demand paging (all frames are initially empty), assuming four frames are available, under FIFO, LRU.
Using a simulator the boson simulator need to create a four router topology. Using any interfaces of my choice. I am given 24 networks
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.
Write other commands, tools are available to help the ROOT in managing users and groups from command line or within a script.
Increase size of memory so it contains four page frames for public use. Using same page request as above and FIFO, do another page trace analysis and calculate the failure and success ratio.
Discuss why is it important for a firm to have firewalls and border security in place? I know that a firewall is to stop intruders from entering your network but when read on it seems border security is very similar.
Recently had a DDoS attack on border router. Discuss how would you estimate where the attack came from and what would you put in place to save it from happening again?
Having a Domain Name Server available to the public can be a tool in the hand for attackers. If anyone is able to use your Domain Name Server, they can use it to send a huge amount of traffic to their victim.
Suppose if run through itself, an I/O bound program spends more time waiting for I/O than using the processor and vice versa for the processor-bound.
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