Flashcards
Computer Systems
Cards in this deck (4)
- 1Input Devices and Uses Input devices will connect to a computer system to produce a form of output or an act of some kind. For example, input devices include a mouse, a keyboard and a scanner. The keyboard works as when it is connected to the computer, a communicative link is established when the user inputs text from the keyboard. this will be shown in the form of digital text on a monitor.Output Devices and Uses
An output device is a product which can give a form of activity. For example, a speaker releases audio to the user. Other output devices include: a projector (light is shone through a lens to release a picture) and also a printer uses a digital image to compress it into something which can be presented upon paper. - 2What is the difference between the World Wide Web and The Internet? The World Wide Web is an information system on the Internet which lets documents be connected to other documents using hyperlink texts whereas the Internet is a wire within the ground which allows servers to communicate.What are the advantages and disadvantages of cloud storage?
An advantage of cloud storage is the fact that you can access it from any area. However, you require a network to actually allow data to be backed up from the cloud. - 3Advantages of an Solid State Drive? The solid state drive contains no moving parts, therefore it is viable to not be damaged. However, they are usually very expensive due to this factor of sustainability.What is a packet?
A packet is a small amount of data which is possible to be transported across a network. These packets can be an image which has split up to make it easier to travel, then the packets will regather and form the image when it has reached the necessary server. - 4What does 'Loss-less' mean? Loss-less is the compression of a PNG allowing the file size to be much less. This means that the image will appear upon the website at a much faster speed, almost equal to that of JPG.What is a URL?
A URL (Uniform Resource Locator) is basically