CIT Unit 2 1.4 Internet and Network Quiz and video

What is the internet?

• A network of interconnected networks

• A worldwide computer system

• A single network

• A group of computers

What are the characteristics of a network?

• Speed, color, size, weight, shape

• Volume, temperature, pressure, density, energy

• Memory, processor, storage, display, input

• Latency, range, strength, bandwidth, contention

What does latency refer to in a network?

• How long it takes to get a message

• How much data can be transferred at once

• How far away you can be to use the network reliably

• How consistent the network is

What is the range of a network?

• How much data can be transferred at once

• How consistent the network is

• How long it takes to get a message

• How far away you can be to still use the network reliably

What is the strength of a network related to?

• Contention

• Range

• Latency

• Bandwidth

What does bandwidth refer to in a network?

• How consistent the network is

• How long it takes to get a message

• How much data can be transferred across the network at once

• How far away you can be to still use the network reliably

What does contention refer to in a network?

• How many devices can use the network at once

• How long it takes to get a message

• How consistent the network is

• How far away you can be to still use the network reliably

What is the main material used in ethernet cables?

• Gold

• Aluminum

• Fiber optic

• Copper

What is the main advantage of optical fiber over copper cables?

• Lower cost

• Greater range

• Lower latency

• Higher bandwidth

What type of network is used for mobile data?

• Cellular network

• Satellite network

• Microwave network

• Wi-Fi network