5. Wired and wireless transmission

What is a key advantage of using copper cable for data transmission?

• Cheaper to buy and install than fibre optic cable

• Faster data transfer than fibre optic cable

• Performs well over long distances

• Less prone to signal disturbances

Which of the following is a limitation of copper cable?

• Expensive initial setup

• Signals degenerate over long distances

• Performs well over long distances

• Less prone to signal disturbances

What is a key advantage of fibre optic cable over copper cable?

• Cheaper to buy and install

• Data transfer is faster

• More prone to signal disturbances

• Connections are less stable

What is a limitation of fibre optic cable?

• Expensive initial setup

• Signals degenerate over long distances

• Data transfer is slower

• More prone to signal disturbances

What is the maximum distance WiFi signals can transmit data?

• 10 metres

• 20 metres

• 50 metres

• 100 metres

Which of the following is an advantage of using WiFi?

• Data can only be transmitted up to 10 metres

• Increased mobility for users

• More prone to hacking

• Susceptible to interference

What is a limitation of WiFi networks?

• Reduced interference from other devices

• Cheaper to expand the network

• More prone to hacking

• Uses less power

What is the typical use of Bluetooth technology?

• Connecting devices over large areas

• Transmitting data up to 50 metres

• Connecting devices over small areas

• Providing wired connections

Which of the following is a limitation of Bluetooth?

• Data can be transmitted up to 50 metres

• Bluetooth devices are low cost

• Limits the number of devices

• Reduced interference from other devices

A chef creates live, online content and would like to purchase a new headset so that they can listen to questions from their viewers whilst continuing to cook. The chef needs to be able to freely move around the kitchen whilst using the headset.

What type of transmission media does the chef need?

• Copper cable

• Fibre optic cable

• WiFi

• Bluetooth