Basic networks

In this lesson, students will be introduced to the ways that computers can be connected together in a network that is either wired or wireless. They will be introduced to MAC addresses and relate this to the need for having unique identifiers for every device on a network.

Quiz:

Intro quiz - Recap from previous lesson

Before we start this lesson, let’s see what you can remember from this topic. Here’s a quick quiz!

Question 1

Question 2

Question 3

Question 4

Question 5

Question 6

Q1."Responsible for moving data from one network to another, e.g. from your home network to the internet" refers to which piece of networking hardware?

Network interface card (NIC) Wireless access point Switch Router Modem Wireless NIC

1/6

Q2."Converts data from analogue to digital signals so that it can be transmitted across different media — traditionally, telephone cables" refers to which piece of networking hardware?

Network interface card (NIC) Wireless access point Switch Router Modem Wireless NIC

2/6

Q3."Enables a wired network connection between a computer and another networked device" refers to which piece of networking hardware?

Network interface card (NIC) Wireless access point Switch Router Modem Wireless NIC

3/6

Q4."Enables multiple wired devices to connect, and uses packet switching to direct data to the correct device" refers to which piece of networking hardware?

Network interface card (NIC) Wireless access point Switch Router Modem Wireless NIC

4/6

Q5."Performs a similar function to the network interface card but uses radio signals to connect to the network" refers to which piece of networking hardware?

Network interface card (NIC) Wireless access point Switch Router Modem Wireless NIC

5/6

Q6."Connects to a wired network and provides wireless network radio signal for wireless devices to connect to" refers to which piece of networking hardware?

Network interface card (NIC) Wireless access point Switch Router Modem Wireless NIC

6/6

Quiz:

Intro quiz - Recap from previous lesson

Before we start this lesson, let’s see what you can remember from this topic. Here’s a quick quiz!

Question 1

Question 2

Question 3

Question 4

Question 5

Question 6

Q1."Responsible for moving data from one network to another, e.g. from your home network to the internet" refers to which piece of networking hardware?

Network interface card (NIC) Wireless access point Switch Router Modem Wireless NIC

1/6

Q2."Converts data from analogue to digital signals so that it can be transmitted across different media — traditionally, telephone cables" refers to which piece of networking hardware?

Network interface card (NIC) Wireless access point Switch Router Modem Wireless NIC

2/6

Q3."Enables a wired network connection between a computer and another networked device" refers to which piece of networking hardware?

Network interface card (NIC) Wireless access point Switch Router Modem Wireless NIC

3/6

Q4."Enables multiple wired devices to connect, and uses packet switching to direct data to the correct device" refers to which piece of networking hardware?

Network interface card (NIC) Wireless access point Switch Router Modem Wireless NIC

4/6

Q5."Performs a similar function to the network interface card but uses radio signals to connect to the network" refers to which piece of networking hardware?

Network interface card (NIC) Wireless access point Switch Router Modem Wireless NIC

5/6

Q6."Connects to a wired network and provides wireless network radio signal for wireless devices to connect to" refers to which piece of networking hardware?

Network interface card (NIC) Wireless access point Switch Router Modem Wireless NIC

6/6

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Quiz:

Basic Networks

This will assess what you learned during the lesson.

Question 1

Question 2

Question 3

Question 4

Question 5

Question 6

Question 7

Q1.MAC addresses are used to ensure each piece of hardware has its own unique address. What does MAC stand for?

Media Account Control Media Access Configuration Media Access Control Multiple Access Configurations

1/7

Q2.How many digits are there in a MAC address?

12 8 24 16

2/7

Q3.If each pair of digits in a MAC address is written between hexadecimal 00 and FF, what are the decimal equivalents of these?

1-255 0-256 1-256 0-255

3/7

Q4.Select a STRENGTH of WIRED networks from those listed below:

Select one (1) boxes

Faster transmission speeds than wireless networks Expensive to lay cable Wired networks require lots of switches and equipment Uses less equipment and switches Radio waves can be intercepted easily

4/7

Q5.Select a WEAKNESS of WIRED networks from those listed below:

Select one (1) boxes

Radio waves can be affected by interference Harder to intercept data being transmitted Can be difficult to get cable to all locations required Not suitable for mobile devices Less prone to interference

5/7

Q6.Select a STRENGTH of WIRELESS networks from those listed below:

Select one (1) boxes

Harder to intercept data being transmitted Easy to connect more devices Radio waves can be intercepted easily Wired networks require lots of switches and equipment Not suitable for mobile devices

6/7

Q7.Select a WEAKNESS of WIRELESS networks from those listed below:

Select one (1) boxes

Uses less equipment and switches Quicker to install — one WAP can network a whole office Radio waves can be intercepted easily Can be difficult to get cable to all locations required Easy to connect more devices

7/7

Quiz:

Basic Networks

This will assess what you learned during the lesson.

Question 1

Question 2

Question 3

Question 4

Question 5

Question 6

Question 7

Q1.MAC addresses are used to ensure each piece of hardware has its own unique address. What does MAC stand for?

Media Account Control Media Access Configuration Media Access Control Multiple Access Configurations

1/7

Q2.How many digits are there in a MAC address?

12 8 24 16

2/7

Q3.If each pair of digits in a MAC address is written between hexadecimal 00 and FF, what are the decimal equivalents of these?

1-255 0-256 1-256 0-255

3/7

Q4.Select a STRENGTH of WIRED networks from those listed below:

Select one (1) boxes

Faster transmission speeds than wireless networks Expensive to lay cable Wired networks require lots of switches and equipment Uses less equipment and switches Radio waves can be intercepted easily

4/7

Q5.Select a WEAKNESS of WIRED networks from those listed below:

Select one (1) boxes

5/7

Q6.Select a STRENGTH of WIRELESS networks from those listed below:

Select one (1) boxes

Harder to intercept data being transmitted Easy to connect more devices Radio waves can be intercepted easily Wired networks require lots of switches and equipment Not suitable for mobile devices

6/7

Q7.Select a WEAKNESS of WIRELESS networks from those listed below:

Select one (1) boxes

7/7

Lesson summary: Basic networks

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The next lesson in Networks is "Real-world networks"

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