COMPUTER SCIENCE COMMUNICATION AND NETWORK CONCEPTS

  1. Suggest the kind of network required (out of LAN, MAN, WAN) for connecting each of the following office units:
    1. Production Unit and Media Unit
    2. Production Unit and Finance Unit

  2. Which one of the following devices will you suggest for connecting all the computers with in each of their office units?
    1. Switch/Hub
    2. Modem
    3. Telephone

  1. Which of the following communication media, you will suggest to be procured by the company for connecting their local office units in Chennai for very effective (High Speed) communication?
    1. Telephone cableWLL
    2. Telephone cable
    3. Ethernet Cable

  1. Suggest a cable/wiring layout for connecting the company’s local office units located in Chennai. Also, suggest an effective method/technology for connecting the company’s office unit located in Delhi.

 

DELHI 2007:

  1. What is the significance of Cyber law?

1m

  1. Expand the following terms with respect to networking:
    1. CDMA
    2. WLL
    3. FTP
    4. HTML

2m

  1. Which of the following unit measures the speed with which data can be transmitted from one node to another node of a network? Also, give the expansion of the suggested unit.
    1. Mbps
    2. KMps
    3. MGps

1m

  1. “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 Offfice”and “West Office “ located in other three major cities of India. A rough layout of the same is as follows:

4m

Approximate distance 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 KM
Back Office East Office 1291KM
Back Office West Office 790 KM
Back Office South Office 1952KM

In continuation of the above, the company experts have planned to install the following number of computers in each of their offices:

Front Office 100 KM
Work Office 20 KM
East Office 501KM
West Office 50 KM
SouthOffice 50KM

  1. Suggest network type(out of LAN,MAN,WAN) for connecting each of the following set of their offices:

    Back Office and Work Office
    Back Office and south Office

  2. 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

  3. Which of the following communication medium, you will suggest to be produced by the company for connecting their offices in New Delhi for very effective and fast communication?

    Telephone Cable
    Optical Fibre
    Ethernet Cable

  4. Suggest a cable/writing 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.

 

CBSE Computer Science Solved Revision Tour By Mr. Ravi Kiran ( [email protected] )

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