Flashcards
computer systems glossary
Cards in this deck (42)
- 1WANWide area network - a network which covers a board area such as a city or county.
- 2LANlocal area network-a network that interconnects computers within a limited area such as a home,school, office etc
- 3Output DeviceAn output device is any device that can be connected to a computer Such as printer and headphones .
- 4Input DeviceA device, such as a keyboard, used to enter information into a computer.
- 5Storage DeviceA storage device is a hardware device, such as a hard disk or floppy disk, used to record and store data.
- 6SSDSolid State Drive-storage device that stores constant data on solid-state flash memory.And is more expensive because it has no moving parts and it is hard to break.
- 7FireWireA Fire Wire are two kinds of interfaces that let you transfer data between computers that have the same type of cable.
- 8RFIDRFID-Radio-frequency identification is the wireless use of electromagnetic fields to transfer data, for the purposes of automatically identifying and tracking tags attached to objects. The tags contain electronically stored information.
- 9GPSGlobal Positioning system - is a satellite based system that allows you to know your position anywhere on Earth and needs at least 4 satellites and its device used widely in cars, on smartphones
- 10USBUniversal Serial Bus- is the most popular connection used to connect a computer to devices such as digital cameras, printers, scanners, and external hard drives.
- 11IP AddressInternet Protocol address-is an unique address that computing devices use to identify itself and communicate with other devices in the Internet Protocol network.
- 12SD cardSecure Digital Card-is a small flash memory card designed to provide high-capacity memory in a small size. SD cards are used in many small portable devices such as digital video camcorders, digital cameras, handheld computers, audio players and mobile phones
- 13security keymainly known as a password mostly a WI-FI
- 14open source softwareis a software where you can download it for free.
- 15propriety softwareA propriety software is a software which you have to pay for that is owned by some else
- 16DMSdairy management software- It is software for managing appointments and looking after times and dates that things are being done. This helps busy people to get themselves organised.
- 17firewallfirewall- A firewall is software or hardware that checks information coming from the Internet or a network, and then either blocks it or allows it to pass through to your computer, depending on your firewall settings.
- 18SSIDService Set Identifier- is the NAME of the wireless device you are connecting to. When you set up a wireless home network, you give it a name to distinguish it from other networks in your Neighborhood.
- 19WEP,WPA,WPA2, AESWired Equivalent Privacy (WEP)
Wi-Fi Protected Access (WPA)
Wi-Fi Protected Access II (WPA2)
Advanced Encryption Standard (AES) - 20bluetoothBluetooth- can send (a photograph or other piece of data) from one electronic device such as mobile phones.
- 21Bandwidthbandwidth- a range of frequencies within a given band, in particular that used for transmitting a signal.
- 22WI-FIWI-FI is a facility allowing computers, smartphones, or other devices to connect to the Internet or communicate with one another wirelessly within a particular area.
- 23routerrouter- is a device that can forward data packets along networks
- 24modernmodern- a combined device for example between the digital signal of a computer and a analogue signal of a telephone
- 25DoSdenial of service- is an attempt to make a machine or network resource unavailable to its intended users due to too many robots or people being on a website at the same time
- 26Data capture formData Capture form is when you can get Data of something and put it in a table where others can get info. Like a bar code scanner is a form of data capture because it is collecting data from the bar code for its own use.
- 27EncryptionEncryption-is a way of covering important information with a code before it is sent over the Internet. That means other machines and people cannot read it illegally. The computer does this automatically when you send certain personal information.
- 28GUIgraphical user interface-is a computer interface that allows users to connect with a device through graphical elements such as pictures and animations.
- 29Forumforum- a meeting where ideas and views on a particular issue can be exchanged
- 30phishingphishing- individual or group of individuals scamming users by sending e-mails or creating web pages that are designed to collect an individual's online bank, credit card, or other login information
- 31radio buttonsradio bottoms- allows you to only pick on of the choices that is given .
- 32passwordpassword- is when you have characters such as names and number that you put on your device to stop people from hacking
- 33data userdata user- someone who uses data from others
- 34information comissioneris a person from the government who uses data freely
- 35peer to peer file transfersharing digital media using networking technology
- 36NFCnear field communication- is a smartphone which can send a signal to e.g. a machine to let you in a building or pay for a meal using you bank account
- 37cctvclosed circuit television which is a meaning for camera monitering systems
- 38key loggeris a computer program that records everyday stroke
- 39remote workingremote control e.g. the cloud or mobile
- 40cloud storagea server provided by most famous brands to store extra data data at a cost
- 41voipvoice over internet protocol - mostly known as phone service over the internet such as face-time or skype
- 42magnetic storagea external hare drive which is held together by magnets
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- Flashcards on computer systems glossary, created by Melisabahur on 12/02/2015.
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- Melisabahur
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