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Flashcards

Computer systems glossary

11raas.k English 47 cards

Cards in this deck (47)

  1. 1WANWired area network
  2. 2LANLocal area network
  3. 3Output DevicesAny information that a computer displays or prints.
  4. 4Input Devicesa peripheral device that accepts data and feeds it into a computer
  5. 5Storage devicesa piece of computer equipment on which information can be stored.
  6. 6SSDa storage device containing non-volatile flash memory, used in place of a hard disk because of its much greater speed.
  7. 7FireWirea standard high-performance serial bus for connecting digital devices together or to a computer.
  8. 8RFIDradio frequency identification
  9. 9GPSGlobal Positioning System
  10. 10USBuniversal serial bus: an external serial bus interface standard for connecting peripheral devices to a computer, as in USB port; USB cable.
  11. 11IP Addressa unique string of numbers separated by full stops that identifies each computer using the Internet Protocol to communicate over a network.
  12. 12SD cardSecure Digital Card
    is an ultra small flash memory card designed to provide high-capacity memory in a small size
  13. 13Security KeyIn cryptography, a private or secret key is an encryption/decryption key known only to the party or parties that exchange secret messages.
  14. 14VoIPVoice over Internet Protocol is a category of hardware and software that enables people to use the Internet as the transmission medium for telephone calls by sending voice data in packets using IP rather than by traditional circuit transmissions of the PSTN.
  15. 15CDa compact disc
  16. 16DVDa type of compact disc able to store large amounts of data, especially high-resolution audiovisual material
  17. 17Cloud StorageCloud storage is a model of data storage where the digital data is stored in logical pools, the physical storage spans multiple servers (and often locations), and the physical environment is typically owned and managed by a hosting company.
  18. 18Open source softwaresoftware whose source code is available for modification or enhancement by anyone.
  19. 19Proprietary softwaresoftware that is owned by an individual or a company (usually the one that developed it). There are almost always major restrictions on its use, and its source code is almost always kept secret.
  20. 20DMSDiary management software
    system (based on computer programs in the case of the management of digital documents) used to track and store documents. It is usually also capable of keeping track of the different versions modified by different users (history tracking).
  21. 21Firewallprotect (a network or system) from unauthorized access with a firewall
  22. 22SSIDSSID is a case sensitive, 32 alphanumeric character unique identifier attached to the header of packets sent over a wireless local-area network (WLAN) that acts as a password when a mobile device tries to connect to the basic service set
  23. 23WEP, WPA, WPA2, AESA wifi security protocol
  24. 24Bluetootha standard for the short-range wireless interconnection of mobile phones, computers, and other electronic devices.
  25. 25Bandwidtha range of frequencies within a given band, in particular that used for transmitting a signal.
  26. 26WI-FIa facility allowing computers, smartphones, or other devices to connect to the Internet or communicate with one another wirelessly within a particular area.
  27. 27Routerrouter is a device that forwards data packets along networks. A router is connected to at least two networks, commonly two LANs or WANs or a LAN and its ISP's network.
  28. 28Modema combined device for modulation and demodulation, for example, between the digital data of a computer and the analogue signal of a telephone line.
  29. 29Remote workingUsing a secondary computer to control a primary one
  30. 30optical storageOptical storage is the storage of data on an optically readable medium. Data is recorded by making marks in a pattern that can be read back with the aid of light, usually a beam of laser light precisely focused on a spinning disc.
  31. 31magnetic storageMagnetic storage (or magnetic recording) is the storage of data on a magnetized medium. Magnetic storage uses different patterns of magnetization in a magnetizable material to store data and is a form of non-volatile memory
  32. 32CCTVCCTV (closed-circuit television) is a TV system in which signals are not publicly distributed but are monitored, primarily for surveillance and security purposes
    (security camera)
  33. 33Key logger(spyware)
    records the buttons you press on a keyboard
  34. 34Etherneta system for connecting a number of computer systems to form a local area network, with protocols to control the passing of information and to avoid simultaneous transmission by two or more systems.
  35. 35User IDA User ID is the code used by a User to identify himself when he logs into a system and starts a Login Session. It is used by the system to uniquely identitfy this User.
  36. 36DoSDisk Operating System
    DOS was the standard operating system for IBM-compatible personal computers.
  37. 37Data Capture formthe action or process of gathering data, especially from an automatic device, control system, or sensor.
  38. 38EncryptionEncryption is the most effective way to achieve data security. To read an encrypted file, you must have access to a secret key or password that enables you to decrypt it. Unencrypted data is called plain text ; encrypted data is referred to as cipher text.
  39. 39GUIIn computing, a graphical user interface (GUI, sometimes pronounced "gooey" or "gee-you-eye") is a type of interface that allows users to interact with electronic devices through graphical icons and visual indicators such as secondary notation, as opposed to text-based interfaces, typed command ...
  40. 40Foruma meeting or medium where ideas and views on a particular issue can be exchanged.
  41. 41Phishingthe fraudulent practice of sending emails purporting to be from reputable companies in order to induce individuals to reveal personal information, such as passwords and credit card numbers, online.
  42. 42Radio buttonan icon representing one of a set of options, only one of which can be selected at any time.
  43. 43Passworda secret word or phrase that must be used to gain admission to a place. - a string of characters that allows access to a computer, interface, or system.
  44. 44Data userA data user refers to a person involved in accessing and investigating integrated datasets for statistical and research purposes (Endnote 1). This paper focuses on data users accessing integrated datasets created using at least one Commonwealth dataset, for statistical and research purposes. 3.
  45. 45Information commissionerThe role of Information Commissioner differs from nation to nation. Most commonly it is a title given to a government regulator in the fields of freedom of information and the protection of personal data in the widest sense. The office often functions as a specialist ombudsman service.
  46. 46Peer to Peer file transferPeer-to-peer file sharing is the distribution and sharing of digital media using peer-to-peer (P2P) networking technology.
  47. 47NFCNear field communication (NFC) is a set of ideas and technology that enables smartphones and other devices to establish radio communication with each other by touching them together or bringing them into proximity, typically a distance of 10 cm (3.9 in) or less.

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Flashcards on Computer systems glossary, created by 11raas.k on 11/02/2015.
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