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Solve the following CPM/PERT Network Analysis problem:
Given the following network and activity time estimates, determine earliest and latest activity times, slack, the expected project completion time and variance, and the probability that the project will be completed in 27 days or less.
Time Estimates (Days)
Activity
a
m
b
1
5
8
15
2
7
10
12
3
6
4
Define the term - Proxy servers These types of firewalls have been further classified into two types: application level gateways and circuit level gateways. The application
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Describe the concept of broad cast and multi-cast?
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