← VCE Cyber Security

Switches

A device that connects multiple devices within one network and forwards data only to the device it is intended for.

Part of: VCE Applied Computing - U2O2 - Cyber Security — Module 5

Understanding Switches in VCE Cyber Security

What it does: This describes exactly how a switch forwards data on a network. This distinction separates the role of a switch from the role of a router. A switch links devices together so they can communicate within a network. A switch reads addresses and sends data only to the intended recipient. Connecting separate networks is a router's job, not a switch's job. This is the core definition of what a switch does. A port is where a device physically connects to a switch. Sending to every device describes a hub, not the targeted forwarding of a switch.

Common mistakes: Storing web pages is a server's job, not a switch's job. A switch is an active device, not just a passive cable.

Class: _____________________  ·  Name: _____________________  ·  Date: _________

Free printable worksheet with full answer key — or add this module to a class and your students practise it interactively.

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This module's key terms are also in a printable crossword (Modules 1–10) and word search (Modules 1–20).

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Learning
Duo
Does a switch connect multiple devices within one network?
YesNo
Matches
A switch sends data to every device on the network
↓
Wrong - a switch forwards data only to the intended device
Applying
Meanings
Term
Switch
Meaning
A device that connects multiple devices within one network and forwards data only to the device it is intended for.
Practice
A switch connects devices
Testing
Gaps
A connects devices in a network
Check Answer
Spots
1A switch stores web pages
2A switch connects devices

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Quick Questions

1. Does a switch connect multiple devices within one network?
A. Yes ✓
B. No
A switch links devices together so they can communicate within a network.
2. Does a switch forward data only to the intended device?
A. Yes ✓
B. No
A switch reads addresses and sends data only to the intended recipient.
3. Is a switch the same as a router?
A. Yes
B. No ✓
A switch connects devices within a network; a router connects separate networks.
4. Do switches have ports for connecting devices?
A. No
B. Yes ✓
Devices physically plug into a switch's ports to join the network.
5. Does a switch reduce unnecessary network traffic?
A. Yes ✓
B. No
By sending data only to the intended device, a switch cuts down extra traffic.

Match the Pairs

Switch → Connects multiple devices within one network and forwards data to the right one
Port → A connection point on a switch where a device plugs in
Sending data only to the device it's intended for → Switch forwarding
A switch connects devices, a router connects networks → Switch vs router
A switch sends data to every device on the network → Wrong - a switch forwards data only to the intended device
A switch connects separate networks together → Wrong - that's a router's job, not a switch's

Key Term

Switch
A device that connects multiple devices within one network and forwards data only to the device it is intended for.

Fill in the Blanks

1. A switch connects devices in a network
Hint: Type the name of the device that connects multiple devices in a network.
2. A switch forwards data to one device
Hint: Type the word for sending data onward to its recipient.
3. Switches use ports to connect devices
Hint: Type the word for the connection points on a switch.
4. A switch differs from a router
Hint: Type the name of the device that connects separate networks, unlike a switch.
5. A switch reduces unnecessary traffic
Hint: Type the word for lowering the amount of unneeded traffic.

Spot the Error

Question 1
A A switch stores web pages
B A switch connects devices
C It forwards data to devices
D It has multiple ports
Line A — Storing web pages is a server's job, not a switch's job.
Question 2
A A switch connects devices
B A switch is only a cable
C It forwards data onward
D It has several ports
Line B — A switch is an active device, not just a passive cable.
Question 3
A Switches connect devices
B They forward data onward
C They never use ports
D Each port links a device
Line C — Switches do use ports - that's how devices physically connect to them.
Question 4
A A switch links devices
B It reads device addresses
C It forwards to the right one
D A switch connects networks
Line D — Connecting separate networks is a router's job, not a switch's job.
Question 5
A A switch connects devices
B It has multiple ports
C It forwards data onward
D It reduces network traffic
E A switch stores files
Line E — Storing files is not a switch's function - it forwards data between devices.

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