Answer:
Communication path basically define the path in which the information and messages can be exchange by using the efficient communication path.
There are simple formula for calculating the total number of communication channel that is :

Where, n is the number of stack holder.
Now, the maximum number of communication paths for a team of twenty people can be calculated as:
n=20
=\frac{20(20-1)}{2} = 190
Therefore, 190 is the total number of communication path.
Answer:
Pattern Matching
Explanation:
Pattern matching in computer science is defined as the analysing & finding specific sequences of data of some pattern among raw data or a sequence of tokens.
<span>When configuring a vpn server to automatically assign ip addresses to remote clients, how many ip addresses are in a single pool allocated by the vpn server?
Answer: 10</span>
Importance of array in Java
Following are some important points about Java arrays. Since arrays are objects in Java, we can find their length using the object property length. Java array can be also be used as a static field, a local variable or a method parameter. The size of an array must be specified by an int or short value and not long.