Computer Science
Great Studies University is setting up its Academic schools at Sunder Nagar and planning to set up a network. The university has 3 academic schools and one administration center as shown in the diagram below:
Center to center distances between various buildings are :
| Law School to Business School | 60 m |
| Law School to Technology School | 90 m |
| Law School to Admin Center | 115 m |
| Business School to Technology School | 40 m |
| Business School to Admin Center | 45 m |
| Technology School to Admin Center | 25 m |
No. of Computers in each of the buildings are :
| Law School | 25 |
| Technology School | 50 |
| Admin Center | 125 |
| Business School | 35 |
(a) Suggest the most suitable place (i.e., Schools/Center) to install the server of this university with a suitable reason.
(b) Suggest an ideal layout for connecting these Schools/center for a wired connectivity.
(c) Which device you will suggest to be placed/installed in each of these Schools/center to efficiently connect all the computers within these Schools/center ?
(d) The university is planning to connect its admission office in the closest big city, which is more than 350 km from the university. Which type of network out of LAN, MAN or WAN will be formed ? Justify your answer.
Computer Networks
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Answer
(a) The most suitable place to install the server is the Admin Center as it houses the maximum number of computers. Thus, reducing the cable cost and keeping most of the traffic local.
(b) An ideal layout for connecting these Schools/center for a wired connectivity is given below:
Law School - Business School - Technology School - Admin Center
(c) A hub/switch can be installed in each of these Schools/center to efficiently connect all the computers within these Schools/center.
(d) WAN will be formed as the distance between the admission office and the university is 350 km, which is more than the range of LAN and MAN.
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Related Questions
"Bhartiya Connectivity Association" is planning to spread their offices in four major cities in India to provide regional IT infrastructure support in the field of Education & Culture. The company has planned to setup their head office in New Delhi in three locations and have named their New Delhi offices as "Front Office", "Back Office" and "Work Office". The company has three more regional offices as "South Office", "East Office" and "West Office" located in other three major cities of India. A rough layout of the same is as follows :
Approximate distances between these offices as per network survey team is as follows :
Place From Place To Distance Back Office Front Office 10 km Back Office Work Office 70 m Back Office East Office 1291 km Back Office West Office 790 km Back Office South Office 1952 km In continuation of the above, the company experts have planned to install the following number of computers in each of their offices :
Back Office 100 Front Office 20 Work Office 50 East Office 50 West Office 50 South Office 50 (i) Suggest network type (out of LAN, MAN, WAN) for connecting each of the following offices :
- Back Office and Work Office
- Back Office and South Office
(ii) Which device you will suggest to be produced by the company for connecting all the computers with in each of their offices out of the following devices ?
- Switch/Hub
- Modem
- Telephone
(iii) Which of the following communication medium, you will suggest to be procured by the company for connecting their local offices in New Delhi for very effective and fast communication ?
- Telephone Cable
- Optical Fibre
- Ethernet Cable
(iv) Suggest a cable/wiring layout for connecting the company's local offices located in New Delhi. Also, suggest an effective method/technology for connecting the company's regional offices-"East Office", "West Office" and "South Office" with offices located in New Delhi.
INDIAN PUBLIC SCHOOL in Darjeeling is setting up the network between its different wings. There are 4 wings named as SENIORS(S), JUNIOR(J), ADMIN(A) and HOSTEL(H).
Distance between various wings are given below :
Wing A to Wing S 100 m Wing A to Wing J 200 m Wing A to Wing H 400 m Wing S to Wing J 300 m Wing S to Wing H 100 m Wing J to Wing H 450 m Number of Computers
Wing A 10 Wing S 200 Wing J 100 Wing H 50 (i) Suggest a suitable Topology for networking the computer of all wings.
(ii) Name the wing where the server is to be installed. Justify your answer.
(iii) Suggest the placement of Hub/Switch in the network.
(iv) Mention an economic technology to provide internet accessibility to all wings.
Eduminds University of India is starting its first campus in a small town Parampur of Central India with its center admission office in Delhi. The university has 3 major buildings comprising of Admin Building, Academic Building and Research Building in the 5 KM area Campus.
As a network expert, you need to suggest the network plan as per (1) to (4), keeping in mind the distances and other given parameters.
Expected Wire distances between various locations :
Research Building to Admin Building 90 m Research Building to Academic Building 80 m Academic Building to Admin Building 15 m Delhi Admission Office to Parampur Campus 1450 km Expected number of Computers to be installed at various locations in the University are as follows :
Research Building 20 Academic Building 150 Admin Building 30 Delhi Admission Office 5 (i) Suggest the authorities, the cable layout amongst various buildings inside the university campus for connecting the buildings.
(ii) Suggest the most suitable place (i.e., building) to house the server of this organisation, with a suitable reason.
(iii) Suggest an efficient device from the following to be installed in each of the buildings to connect all the computers :
- GATEWAY
- MODEM
- SWITCH
(iv) Suggest the most suitable (very high speed) service to provide data connectivity between Admission Building located in Delhi and the campus located in Parampur from the following options.
- Telephone line
- Fixed-Line Dial-up connection
- Co-axial Cable Network
- GSM
- Leased line
- Satellite Connection
Expertia Professional Global (EPG) is an online corporate training provider company for IT related courses. The company is setting up their new campus in Mumbai. You as a network expert have to study the physical locations of various buildings and the number of computers to be installed. In the planning phase, provide the best possible answers for the queries (i) to (iv) raised by them.
Building to Building Distance (in m) :
From To Distance Admin. Building Finance Building 60 Admin. Building Faculty Studio Building 120 Finance Building Faculty Studio Building 70 Computers to be Installed in each Building :
Buildings Computers Admin. Building 20 Finance Building 40 Faculty Studio Building 120 (i) Suggest the most appropriate building, where EPG should plan to install the server.
(ii) Suggest the most appropriate building cable layout to connect all three buildings for efficient communication.
(iii) Which type of network out of the following is formed by connecting the computers of the buildings?
- LAN
- MAN
- WAN
(iv) Which wireless channel out of the following should be opted by EPG to connect to students of all over the world ?
- Infrared
- Microwave
- Satellite