CS601 ASSIGNMENT 1 SOLUTION 2021 | CS601 ASSIGNMENT 1 FALL 2021 | CS601 ASSIGNMENT 1 2021 | DATA COMMUNICATIONS | VuTech
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Question No. 1
Scenario
“Global Consultants” is a consultancy company in Lahore. A couple of days ago, they have decided to open another office in Islamabad. In the new office, they want to establish a computer network for different departments. Following are the department details:
In the “Marketing department” there will be 9 computers that are interconnected with each other to provide efficient communication among them.
In the “Admin department” there will be 5 computers that are connected via a central hub.
At the end of the day, the admin department of the Islamabad office will pass all the data to a secure main server in Lahore.
After carefully reading the above scenario, write down the answer of each of the questions given in the following table:
Questions |
Answer |
|
Identify the topology that will be used in the “Admin
Department”. |
Star Topology |
|
Identify the topology that will be used in the “Marketing
department” department. |
Mesh Topology |
|
Number of links that will be required for the identified topology
of “Marketing department”? |
= N(N-1)/2
= 9(9-1)/2
= 36 |
|
Which type of computer network (LAN or WAN) will be designed within
the “Admin department”? |
For LAN transmit data to Lahore WAN |
|
Number of links that will be required for the identified topology
of “Admin Department”? |
N 5 or N links
|
|
Which TCP/IP layer will be responsible for passing the data to the main server in Lahore?
|
Network Layer |
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Question No. 2
The following table contains some communication scenarios. You are required to mention the suitable Transmission mode against each scenario.
Communication Scenarios |
Transmission Mode |
|
Fire Alarm system. |
Simplex |
|
Two traffic wardens talking to each other via walkie-talkie. |
Half Duplex |
|
Two friends talking on cellular phone |
Full Duplex |
|
Output on the LED monitor |
Simplex |