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MCSL 223 Solved Assignment 2021-22


MCSL 223 Solved Assignment 2021-22

Computer Networks and Data Mining Lab

MCSL 223 Solved Assignment 2021-22 : All assignments are in PDF format which would be send on email/WhatsApp (9958676204) just after payment.

Course Code : MCSL 223

Course Title : Computer Networks and Data Mining Lab

Assignment Number : MCA_NEW(II)/L-223/Assign/2021-22

Maximum Marks : 100

Weightage : 30%

The assignment has two sections A and B. Answer all the questions. Each section is for 20 marks. Computer Networks and Data Mining lab records carry 40 Marks. Rest 20 marks are for viva voce. You may use illustrations and diagrams to enhance the explanations. Please go through the guidelines regarding assignments given in the MCA(New) Programme Guide for the format of presentation. If any assumptions made, please state them.

Section 1: Computer Networks

Q1: Write run a program in C/C++ to simulate the behavior of Aloha random access protocol and show the output.


You are required to the following tasks:

• Generate packets randomly

• Simulate transfer of packets at a random time

• Simulate the occurrence of collision of packets

• Calculate throughput of Aloha

• Plot throughput Vs Load graph

Hint: You might need to create several structures / classes in your program for packet transmissions, creating stations, channels, etc., and specify relevant functions with each structure/class.

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Q2: Make online study of characteristics of NS-2 or any other open-source network Simulator and answer the following questions.


(a) What are the hardware and software configurations such as memory CPU speed, Graphics card and operating system required to run the simulator?

(b) What are the objectives of using a network simulator?

(c) List some open and commercial network simulators.

(d) Make an overview of current developments in network Simulator.

(e) What are the main features of network simulator?

(f) List some pre-built libraries supported in network simulator to perform simulation.

Section 2: Data Mining Lab


Perform the following:

a. Create a Weather Table with the help of Data Mining Tool WEKA or any other similar tool.


b. Apply Pre-Processing techniques to the training data set of Weather Table.


c. Normalize Weather Table data using Knowledge Flow / any other similar tool.


d. Construct a Decision Tree for Weather data and classify it. Note: Assumptions can be made wherever necessary. State them.


e. Write a procedure for Visualization for Weather Table.


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MCSL 223 Solved Assignment 2021-22 : All assignments are in PDF format which would be send on email/WhatsApp (9958676204) just after payment.


Dear Learner,

You have to submit one assignment in each course, i.e. MCSL 223, MCSL 223. All these are Tutor Marked Assignments (TMAs). Before attempting the assignments, please read the instructions provided in the Programme Guide carefully.

Kindly note, you have to submit these assignments to the Coordinator of your Study Centre within the stipulated time for being eligible to appear in the term-end examination. You must mention your Enrolment Number, Name, Address, Assignment Code and Study Centre Code on the first page of the assignment. You must obtain a receipt from the Study Centre for the assignments submitted and retain it. Keep photocopies of the assignments with you.

After evaluation, the assignments have to be returned to you by the Study Centre. Please insist on this and keep a record with you. The marks obtained by you will be sent by the Study Centre to the Student Evaluation Division at IGNOU, New Delhi.

Guidelines for Doing Assignments

There are five questions in each assignment, all carry equal marks. Attempt all the questions in not more than 500 words (each). You will find it useful to keep the following points in mind:

Planning: Read the assignments carefully. Go through the units on which they are based, make some points regarding each question and then rearrange them in a logical order

Organization and Presentation: Be analytical in your selection of the information for your answer. Give adequate attention to the introduction and the conclusion. Make sure that your answer is logical and coherent; has a proper flow of information.

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