Karteikarten
IT Unit 7 Revison Flash Cards
Karten in diesem Stapel (18)
- 1What is the difference between a hard disk and flash memory?Hard disk loads quicker and has a bigger storage, but flash memory has a smaller physical space but it is a lot more expensive.
- 2What is a login?The process of identifying yourself to a computer using a user name and password.
- 3What is a LANA LAN is a local area network which is confined to a small geographical area, e.g. one building
- 4What is A WANA wide area network which covers a large geographical area. e.g. countries may consist of multiple WAN's together
- 5What is a network?A collection of computers and computer systems connected together to
- 6What is Quantum Cryptography?Where you encrypt data and scramble it. Its makes a system impossible to hack.
- 7What is a file server?A computer on a network that holds software, flies and data so that they can be accessed by network users.
- 8What is a print server?A computer on a network that control the printers and sends print jobs to the right printer
- 9What does BIOS stand for?Basic in and out system, It gets a computer started once you turn it on
- 10What is the purpose of a username?So that you can login to your personal account with your files stored on it.
- 11What is the purpose of a password?So that you can keep your data and files safe from hacking. You should use a strong password to prevent his from happening.
- 12What are network topologies?There are 4 types of network topologies. There is:
Tree networks,
Ring networks,
Star networks,
mesh networks - 13What is the internetA collection of computers and servers connected together in a global network that is used by millions of people world wide.
- 14What is a protocol?A set of rules used by computers for communication with each other
- 15What is cloud computing?Cloud computing is a shared area within a network which allows you to upload a copy of the files on a device, so that if the device stooped working, there is a copy of those files in the cloud.
- 16How does ICT help with modern living?It can help with the following things;
Transport
Home
Commerce
Medicine
Surveillance
Communications. - 17What is voice recognition and how do we use it?Its when you speak into a computer and it inputs an action with what you've told it to do. E.G. Siri or a satnav.
- 18What is voice synthesis and how do we use it?Voice synthesis is where you type into a computer and it reads it out to you. E.g. Google translate