Question

An Organization has its offices in building A, B, C and D. Answer questions (a) to (d) in context of the following layout of the three offices:

Centre to Centre distances between different buildings are as follows:

| Block A to Block B | 100 m |
| Block A to Block C | 70 m |
| Block A to Block D | 20 m |
| Block B to Block C | 150 m |
| Block B to Block D | 120 m |
| Block C to Block D | 140 m |

Each of the above buildings has following number of computers

| A | 65 |
| B | 30 |
| C | 25 |
| D | 40 |

(i) Suggest and draw the layout for a network to connect all the offices.

(ii) Where would the following preferably be placed

• Hub/Switch
• Repeater

(iii) Suggest the most suitable place to house the server for the organization with proper justification.

(iv) If the organization needs to link up to a branch office which is in a neighbouring city, (around 100 km distant) suggest the best type of cabling connection, from the building hosting the server, provided price is not a factor.

Answer 1

(i)

(ii) A Hub/Switch needs to be placed at each building

• A repeater needs to be placed along the wire between buildings A and B & also between A and C.

(iii) Building A can house the server, since it contains the maximum number of computers.

(iv) Since price is not a factor, Optical Fibre is best suited and shall give best speed.