Assignment No. 02
Semester: Fall 2018

CS610: Computer Network

Total Marks: 20

Due Date:21.01.2019

Instructions:

Please read the following instructions carefully before submitting assignment:

You need to use MS word document to prepare and submit the assignment on VU-LMS.

It should be clear that your assignment will not get any credit if:

§  The assignment is submitted after due date.

§  The assignment is not in the required format (doc or docx)

§  The submitted assignment does not open or file is corrupt.

§  Assignment is copied(partial or full) from any source (websites, forums, students, etc)

Objective:

The objective of this assignment is to understand IP addresses, subnet mask and LAN wiring.  

Question – 1

You are required to find the number of subnets and useable hosts per subnet that we can get from the following addresses in given table.

Note: You are required to provide your solution against each address in above table:

Question – 2

Ali is working in an “ABC” company as an IT administrator. Purchase department of “ABC” company is located 2 buildings away from the head office. Ali has assigned a task to connect the two LANs, i.e. head office and the purchase department. Here, for this he used bridge, pair of fiber modems and an optical fiber.

Keeping in view the above scenario, answer the following questions:

a)      A new employee “Ahmad” is hired in the purchase department of “ABC” Company and for him Ali wants to add another computer in the LAN of the purchase department. To add a computer in the network should Ali change the wiring of LAN?

b)      Addition in the number of computers in purchase department, will affect the efficiency of head office’s LAN? Give your answer in Yes/No with appropriate reason.

Best of Luck!