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Challenge 01

Issued:

26 April 2002

Details:

The following are the mileages for a known route:

Route

Description

Mileage (miles)

A

Glasgow to Edinburgh

44

B

Edinburgh to Aberdeen.

125

C

Glasgow to Aberdeen.

145

So let's have a challenge...

CHALLENGE...

From these routes, which is the shortest route (in terms of mileage) to get from Glasgow to Aberdeen?


If the average speed on the routes are:

Route

Description

Average speed (mph)

A

Glasgow to Edinburgh

70

B

Edinburgh to Aberdeen.

60

C

Glasgow to Aberdeen.

50

and another challenge...

CHALLENGE...

Determine the time to travel through each of the possible routes from Glasgow to Aberdeen, and the average speed for the routes? Which will be the fastest?


In terms of the RIP protocol in routers, which route would be the best?


If the accident rate on the routes were:

Route

Description

Chances of an accident (%)

A

Glasgow to Edinburgh

1

B

Edinburgh to Aberdeen.

0.5

C

Glasgow to Aberdeen.

1.2

and another challenge...

CHALLENGE...

Determine the chances of an accident for each of the possible routes from Glasgow to Aberdeen? Which will be the safest?

How do these metrics relate to metrics in routing protocols?

In the case of the journey from Glasgow to Aberdeen, which metric do you think is the most important?

 

 
 

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