It's expensive and if the main cable or hub fails or is faulty, the whole network will fail.
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What are the advantages of a ring network?
It can transfer data quickly.
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What are the disadvantages of a ring network?
If the main cable or any device fails or is faulty, the whole network will fail.
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What are the advantages of a bus network?
It's easy and cheap to install.
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What are the disadvantages of a bus network?
There is slow performance and a huge security risk as every device sees the data. Also if the main cable fails or is faulty, the whole network will fail.
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What are the advantages of a mesh network?
If a device fails or is faulty, the whole network won't fail. Also, it can handle high amount of network traffic.
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What are the disadvantages of a mesh network?
It's expensive.
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What frequency bands can you use for a Wi-Fi network?
2.4 GHz or 5 GHz.
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How many channels are there in the 2.4 GHz frequency band?
14 channels.
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How many channels are there in the 5 GHz frequency band?
24 channels.
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What is Ethernet?
A set of rules for linking computers together to form a LAN.
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What are the advantages of using Ethernet cable networks?
They're more secure than Wi-Fi and have quick transmission speeds.
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What are the disadvantages of using Ethernet cable networks?
They're expensive to install.
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What is a protocol?
A set of rules in which computers communicate with each other.
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What is the TCPIP used for?
It's a set of rules used to connect devices on the internet. It dictates how data is formatted and routed through a network.
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What is the HTTP/HTTPS used for?
It defines how messages are formatted, transmitted, and how web browsers should respond to various commands.
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What is the FTP used for?
It's used to transfer files between clients and servers on a network.
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What is POP used for?
It's used to retrieve emails from a server.
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What is IMAP used for?
It's used to retrieve emails from a server.
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What is the difference between POP and IMAP?
With POP the email can only be accessed from one device whereas, with IMAP the email can be accessed from multiple devices.
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What is SMTP used for?
It's used to send emails between servers.
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What is a layer?
A group of protocols that all serve a similar function.
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What protocol is used for packet switching?
TCPIP (Transmission Control Protocol/Internet Protocol)
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