Question

Mudra publishing is a group of companies engaged in publishing IT related books located in the hilly area of Shimla. The companies are located in four different, blocks whose layout is shown in the following figure. Answer the questions (i) to (iv) with the relevant justifications. 

Mudra publishing

Distance between various Blocks :

1. Block A to Block C is 50 m

2. Block A to Block D is 100 m

3. Block B to Block C is 40 m

4. Block B to Block D is 70 m

5. Block C to Block D is 125 m Number of Computers

6. Block A is 25

7. Block B is 50

8. Block C is 20

9. Block D is 120

1. Suggest a suitable network topology between the blocks.

2. Which is the most suitable block to house the server of this organization?

3. Suggest the placement of the following devices with justification

• Repeater
• Switch

4. The organization is planning to link the whole blocks to its marketing Office in Delhi. Since cable connection is not possible from Shimla, suggest a way to connect it with high speed.

Answer 1

1. Suitable topology is bus topology.

2. The most suitable block for hosting server is BLOCK-D because this block has maximum number of computers.

Mudra Publishing

3. Switch is a device used to segment network into different sub-networks so switch will exist in all the blocks. Since distance between BLOCK-D and BLOCK-C is large so repeater will be install between BLOCK-D and BLOCK-C. 

4. The most economic way to connect it with a reasonable high speed would be the use radio wave transmission, as they are easy to install, can travel long distance and penetrate buildings easily, so they are used for communication, both indoors and outdoors. Radio waves also have the advantage of being omni-directional. They can travel in all the directions from the source, so that the transmitter and receiver do not have to be carefully aligned physically.