Flashcards
Networks
Cards in this deck (18)
- 1What does DNS stand for?Domain name system
- 2What is the definition of DNS?It is s system for naming computers and networks services that are organized into domains.
- 3What does lossy mean?It involves removing some of the data from a file in order to reduce its size.
- 4What does lossless mean?It is important not to lose any file data. It involves storing enough information about the file so it can be recreated later.
- 5What does CSS mean?Cascading style sheet
- 6What does HTML?It is used to code websites.
- 7What does HTML stand for?Hyper Text Markup language
- 8Describe a ring topology?
- 9What is a Ring topology?All the computers are connected to one another in a circle. The data passes through from the one computer to the next and then all the way round the ring layout until it reaches it destination computer.
- 10Describe a Bus topology?
- 11What is a bus topology?A simple network cable connects all the workstations, printer, file server and other components together. at the ends their are terminators. This prevents it bouncing back and forth.
- 12Describe a Star topology?
- 13What is a Star topology?Each workstation is connected by its own cable directly to the server. This is usually used in offices and schools as it tends to be the most reliable.
- 14What does LAN stand for?Local area network. It is usually used in schools as it only covers one building.
- 15What does WAN stand for?Wide area network. This can cover large geographical regions such as countries or the whole world.
- 16What is a protocol?They are a set of rules for devices to communicate on a network.
- 17What is a IP address?An IP address is a unique code so that the data can be delivered to the correct device.
- 18What is a MAC address?Media Access Control, it is a number written to a network interface card by its manufacturer.
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- GCSE Computing Flashcards on Networks, created by Matthew Riley on 23/11/2015.
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- Matthew Riley
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