Definition of a network and its main characteristics.
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A computer network is ... computers connected together
Two or more
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... are data communication networks that connect personal computers within a very limited geographical area - usually a single building
LAN
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Data transmitted over a communication channel usually takes the form of an ... signal
Electromagnetic
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A network arranged as a ... topology features a central connection point for all workstations and peripherals
Star
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In a ... network, all the computers have the same capabilities - that is, share files and peripherals without requiring a separate server computer.
Peer-to-peer
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Bluetooth is a wireless technology that uses radio waves to transmit data over ... distances
Short
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The Internet is the world's largest ...
WAN
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Wireless channels transport data from one device to another without the use of ...
Cabels or wires
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When peripheral devices connect to a host device using expansion ports, USB cabels or Bluetooth, these connections are an example of ... topology.
Point-to-point
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... set standarts for encoding and decoding data, guiding data to its destination, and reducing the effects of interference
Protocols
Name at least five wireless devices
Speaker, Headset, fitness tracker, mouse, keyboard
Which type of network covers a large geographical area and usually consists of several smaller networks.
WAN
What are the main classifications of communication channels ?
Wired and wireless
Which topology uses a common backbone to connect all network devices.
Bus
Which protocol does the Internet use
TCP/IP
Which type of network does not have a dedicated server, all the computers are independent ?
Peer-to-peer
What does the abbrevation PAN means ?
Personal Area Network
Name the types of cabels and wires
Twisted pair wires, coaxial cabels, fibre-optic cabels
Which topology connects each network device to many other network devices
Full mesh
In which network architecture does a computer acts as a server and stores and distributes information to the other nodes or clients
In a client-server network
What are the benefits of using networks for people, business ?
Using the Internet simplifies communication between people, as well as the Internet is a good place to promote your business
Give examples of LANs
Wi-Fi networks that you can access in airports, coffee shops, and other public places
What is a communication channel
A communication channel is the medium used to transport information from one network device to another
What is a partial mesh topology.
It is a topology that connects some of the devices to many devices together, but other devices are connected only to one or two devices.
What is a network protocol ?
Network protocol is the language or set of rules, that computers use to communicate with each other