TERM 1GRADE 9 – TASK SHEET 1

Introduction to Networking

Name: Date:

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TASK SHEET 1OBJECTIVEFrom the book ‘Introduction to Networking’ you will be applying your theory knowledge gained to achieve the following Student Learning Outcomes (SLOs):

From ‘Unit 1 – Introduction to Computer Networks’: describe a computer network. explain what a network topology is. discuss the advantages and disadvantages of computer networks.

From ‘Unit 2 – Network Media and Models’: list computer networking media. explain transmission bandwidth and duplex. discuss the differences between peer-to-peer and client-server network models.

From ‘Unit 3 – Network Hardware and Protocols’: state the purpose of network hardware. describe a network protocol. explain how data packets move across a network.

From ‘Unit 4 – Networking Practicals and Routing’: define the terms: bandwidth, duplex and protocol.

EQUIPMENT REQUIREMENTSTerm book; pen/pencil; Laptop/Computer.

TASK INTRODUCTIONIn Part A, you will answer various theory questions covering unit 1 (Introduction to Computer Networks) of the book.In Part B, you will answer various theory questions covering unit 2 (Network Media and Models) of the book.In Part C, you will answer various theory questions covering units 3 & 4 (Network Hardware and Protocols & Networking Practicals and Routing) of the book.

TASK GUIDELINES1. Please fill in the answers in the spaces provided. There is no word limit for your

documentation2. Show your answers to your teacher.

TASK SHEET 1 – PART A (Unit 1) – WORK PLAN

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# Work Steps Step Completion & Values Remarks

A1 What is a computer network?

A computer network is a ___________________________________________________________________________________________________________________________

A2 Look at the following sentences. Do you think they are true or false? (circle your answer)

a) A LAN is a type of network covering a large area such as the UAE.

True / False

b) A grade 9 student can use any computer in her Computer Science lesson because of the network. This is a bad thing for networks.

True / False

c) Using the network, Muhammed's Computer Science teacher can see if he is working. This is a drawback to networks.

True / False

d) You can use a network to easily work with people who are far away.

True / False

Why do you think the sentence is True or False?

a) ___________________________________________________________________________________________________________________________

b) ___________________________________________________________________________________________________________________________

c) ___________________________________________________________________________________________________________________________

d) ___________________________________________________________________________________________________________________________

A3 A topology is the way in which the computers and other devices in a network are arranged. Name three types of

Draw two network topologies and state their names:

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network topologies.

1)

2)

3)Topology Name 1: __________________

Topology Name 2: ___________________

A4 Computer networks can be used in more than one way.

State two ways in which computer networks can be used.

Way 1: ___________________________________________________________________________________________________________________________

Way 2: ___________________________________________________________________________________________________________________________

A5 Sometimes it is an advantage to NOT connect a computer to a network.

Write any 1 advantage, and your reason why.

Advantage:___________________________________________________________________________________________________________________________

Reason:___________________________________________________________________________________________________________________________

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TASK SHEET 1 – PART A – EVALUATION

Ⓐ CHECK OF DIMENSION AND FUNCTIONNo. Points Evaluation

Student Teacher1 I can ‘describe a computer network’ / 1 / 12 I can ‘explain what a network topology is’ / 1 / 13 I can ‘discuss the advantages and disadvantages of computer

networks’ / 1 / 1

Maximum Achievable Points 3Summarization of Actual Points

Ⓑ VISUAL CHECKS

No. Visual Inspections Explanation EvaluationStudent Teacher

1 All work steps were attempted. / 1 / 1

2 All work steps were answered correctly. / 1 / 1

Maximum Achievable Points 2Summarization of Actual Points

Ⓒ CLASS PARTICIPATION

No. Participation Inspections Explanation EvaluationStudent Teacher

1 Student brought the book for each computer science class for classes covering unit 1

/ 1 / 1

2 Student completed all activities in the book for unit 1 / 1 / 1

Maximum Achievable Points 2Summarization of Actual Points

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5100 x actual points

maximum pointsX 70 %

maximum pointsX 30 %+

A B100 x actual points100 x actual points

maximum pointsX 70 %

maximum pointsX 30 %+

AA BB100 x actual points100 x actual points

maximum pointsX 70 %

maximum pointsX 30 %+

A B100 x actual points100 x actual points

maximum pointsX 70 %

maximum pointsX 30 %+

AA BB100 x actual points + =

2=

‘PART A’ TOTAL:

‘PART A’ CLASS PARTICIPATION:

TASK SHEET 1 – PART B (Unit 2) – WORK PLAN

# Work Steps Step Completion & Values Remarks

B1 Fill in the correct word for the sentence.

A transmission ______________ is the material used to connect the devices in a network.

a) switchb) routerc) mediumd) full-duplex

B2 Decide if the sentence is true or false.

Half-duplex is when computers that are connected can transmit and receive at the same time.

Answer: _______________

B3 Answer the correct word for the sentence.

This is an example of how bandwidth is measured.

a) Km/hb) Mbpsc) Gigametres per secondd) bandwidth

Answer: ______________

B4 In the table, tick all the examples of a network medium.

Description Network medium?Copper

Wi-Fi signalGlass

Twisted-pair copper cableLight

Fibre optic cable

B5 Answer the correct word for the sentence.

All computers in this network model are equal and can act as servers or clients.

a) Local area networkb) Client-serverc) Peer-to-peer

Answer: ______________

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B6 In the space, draw your home or lab network.

Show the devices and media.

Look at your network. What is the topology of your network? Why?

What bandwidth is data transmitted on your network

Topology: _____________________

Reason: ___________________________________________________________________________________________________________________________

Bandwidth: ___________________

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TASK SHEET 1 – PART B – EVALUATION

Ⓐ CHECK OF DIMENSION AND FUNCTIONNo. Points Evaluation

Student Teacher1 I can ‘list computer networking media‘ / 1 / 12 I can ‘explain transmission bandwidth and duplex’ / 1 / 13 I can ‘discuss the differences between peer-to-peer and client-

server network models’ / 1 / 1

Maximum Achievable Points 3Summarization of Actual Points

Ⓑ VISUAL CHECKS

No. Visual Inspections Explanation EvaluationStudent Teacher

1 All work steps were attempted. / 1 / 1

2 All work steps were answered correctly. / 1 / 1

Maximum Achievable Points 2Summarization of Actual Points

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5100 x actual points

maximum pointsX 70 %

maximum pointsX 30 %+

A B100 x actual points100 x actual points

maximum pointsX 70 %

maximum pointsX 30 %+

AA BB100 x actual points100 x actual points

maximum pointsX 70 %

maximum pointsX 30 %+

A B100 x actual points100 x actual points

maximum pointsX 70 %

maximum pointsX 30 %+

AA BB100 x actual points + =‘PART B’ TOTAL:

TASK SHEET 1 – PART C (Units 3 & 4) – WORK PLAN

# Work Steps Step Completion & Values Remarks

C1 Using Unit 3 as a reference, complete the crossword puzzle using the following clues:

Across1. A network device used to connect computers to make a LAN (6)5. Computers communicate over _ _ _ _ _ _ _ _ _ _ . (3, 7)6. Every NIC must have one of these. (3, 7) 8. Units of data sent from one computer to another using a network medium (7)

Down2. Another name for a computer or other device connected to a network (4)3. End _ _ _ _ _ _ (6)4. An example of a transmission medium (6)7. The 0s and 1s that are processed, stored or sent from one computer to another (4)

Crossword Puzzle:

1 2

3 4

5

6 7

8

C2 What network device sends data packets from one network to another?

How does this device direct the data packets to the correct LAN?

Network Device: ________________________

The device uses _________________________ to direct the data packets to the correct LAN.

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C3 ‘Ethernet’, ‘Internet Protocol (IP)’ and ‘Dynamic Host Configuration Protocol (DHCP)’ are all types of network protocols.

What is a network protocol?

A network protocol is ___________________________________________________________________________________________________________________________

C4 In Unit 4 you performed tasks to show you the purpose of some settings and protocols. You checked the effect of bandwidth and duplex and tested if the computers could communicate.

Define the terms bandwidth, duplex and protocol.

Bandwidth: ____________________________________________________________________________________________________________________________________________________________________

Duplex: ____________________________________________________________________________________________________________________________________________________________________

Protocol: ____________________________________________________________________________________________________________________________________________________________________

C5 Look at a bank's network to the right.

Explain the purpose of the router.

Purpose:_____________________________________________________________________________________________________________________________________________________________________________________________________________

TASK SHEET 1 – PART C – EVALUATION

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Ⓐ CHECK OF DIMENSION AND FUNCTIONNo. Points Evaluation

Student Teacher1 I can ‘state the purpose of network hardware‘ and ‘describe a

network protocol’ / 1 / 1

2 I can ‘explain how data packets move across a network’ / 1 / 13 I can ‘define the terms: bandwidth, duplex and protocol’ / 1 / 1

Maximum Achievable Points 3Summarization of Actual Points

Ⓑ VISUAL CHECKS

No. Visual Inspections Explanation EvaluationStudent Teacher

1 All work steps were attempted. / 1 / 1

2 All work steps were answered correctly. / 1 / 1

Maximum Achievable Points 2Summarization of Actual Points

Ⓒ CLASS PARTICIPATION

No. Participation Inspections Explanation Evaluation

Student Teacher1 Student brought the book for

each computer science class for classes covering unit 3

/ 1 / 1

2 Student completed all activities in the book for unit 3

/ 2 / 2

Maximum Achievable Points 3Summarization of Actual Points

STUDENT FEEDBACK:

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5100 x actual points

maximum pointsX 70 %

maximum pointsX 30 %+

A B100 x actual points100 x actual points

maximum pointsX 70 %

maximum pointsX 30 %+

AA BB100 x actual points100 x actual points

maximum pointsX 70 %

maximum pointsX 30 %+

A B100 x actual points100 x actual points

maximum pointsX 70 %

maximum pointsX 30 %+

AA BB100 x actual points + =

3=

‘PART C’ TOTAL:

‘PART C’ CLASS PARTICIPATION:

1) Did you face any problem(s) while completing the task sheet? If so write down the problem(s) and the action you took to solve the problem(s).

____________________________________________________________________________________________________________________________________________

2) How confident are you in the concepts learned in Part A of the task sheet? Which parts are you not confident in?

____________________________________________________________________________________________________________________________________________

3) How confident are you in the concepts learned in Part B of the task sheet? Which parts are you not confident in?

____________________________________________________________________________________________________________________________________________

4) How confident are you in the concepts learned in Part C of the task sheet? Which

parts are you not confident in?____________________________________________________________________________________________________________________________________________

5) Any suggestions or comments which you would like to share? ____________________________________________________________________________________________________________________________________________

TASK SHEET 1 TOTAL:

PART A PART B PART C TOTAL

TOTALS FOR EACH PART / 5 / 5 / 5 / 15

CLASS PARTICIPATION / 2 / 3 / 5

TASK SHEET TOTAL: / 20

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