Wireless Vs. Wired Networks

You must have this to connect to a network...

• Network Interface Card

• Wireless Application Protocol

• Wi-Fi

• Ethernet Cable

The cable above is which of the following?

• Fibre Optic

• Ethernet

• Coaxial

Which of the following images matches this description?

"...transmit data as light using glass fibres..."

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Why does the wire inside an Ethernet cable need to be twisted?

• To make the inside look nicer

• To reduce the chance of interference

• To allow the light to travel through more quickly

• To increase the cost of the cables

Why is it a bad idea to place routers/WAPs on channels that are 'next to' each other?

• Because each channel takes up lots of space and can reduce the effectiveness of your router

• Because the diagram looks messy when you check the channels

• Because the frequencies overlap and interfere with each other

Which of the following is a benefit of a wired network? [2 answers]

• They are usually quicker than wireless networks

• They are much cheaper than wireless networks

• They are more secure than a wireless network

• They are much easier to install than wireless networks

Which of the following is a drawback of wired networks? [2 answers]

• Adding more users is easy

• It costs more to install and maintain than a wireless network

• Devices can move around when they are connected

• Health and safety can be affected due to many cables being present

A Wireless Access Point (WAP) is...

• A 'hotspot'

• A way of connecting to a network wirelessly

• Way of transmitting radio waves

Which of the following is a benefit of a wireless network?

• They are convenient, as you can connect automatically

• They are extremely secure and cannot be hacked

• Distance from the WAP makes no difference to signal quality

Which of the following is ordered correctly in terms of cables bandwidth? (Highest bandwidth on the left...)

• CoAxial, Fibre Optic, Ethernet

• Ethernet, CoAxial, Fibre Optic

• Fibre Optic, Ethernet, CoAxial

• Fibre Optic, CoAxial, Ethernet