1.4 Wired and Wireless Networks (OCR)
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| Coaxial cable | A transmission media that consist of a central wire, surrounded by insulation and a shield of braided wire to minimise interference.
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| Router | Connects together different networks and forwards data packets along a network.
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| Wireless access point | A device that allows other devices to connect to a network using standards such as Wi-Fi and Bluetooth.
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| Switch | Filters and forwards data packets within a single network. This creates a direct connection between devices (intelligent)
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| Twisted pair cable | The least expensive transmission media that consists of two wires that wrap around each other. Used as a standard (Ethernet)
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| Network interface card | A hardware device internal to a computer that allows a computer to connect to a network.
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| Fibre optic cable | A transmission media that consists of a bunch of glass or plastic threads.
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| Hub | A connection point for devices in a network.
Unintelligent – packets are broadcast to every device.
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Review the information in the table. When you are ready to quiz yourself you can hide individual columns or the entire table. Then you can click on the empty cells to reveal the answer. Try to recall what will be displayed before clicking the empty cell.
To hide a column, click on the column name.
To hide the entire table, click on the "Hide All" button.
You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
To hide a column, click on the column name.
To hide the entire table, click on the "Hide All" button.
You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
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Created by:
e.ashman
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