Flashcards
ICT revision flash cards
Cards in this deck (50)
- 1WANA wide area network (WAN) is a network that covers a broad area.
- 2LANA local area network (LAN) is a computer network that interconnects computers within a limited area such as a home, school, computer laboratory, or office building, using network media.
- 3Output deviceAn output device is any piece of computer hardware equipment used to communicate the results of data processing carried out by an information processing system.
- 4Input deviceAny machine that feeds data into a computer. For example, a keyboard is an input device, whereas a display monitor is an output device.
- 5storage devicea piece of computer equipment on which information can be stored.
- 6SSDAn SSD (solid-state drive or solid-state disk) is a non-volatile storage device that stores persistent data on solid-state flash memory.
- 7FireWirea standard high-performance serial bus for connecting digital devices together or to a computer.
- 8RFIDRadio-Frequency Identification (RFID) is the use of radio waves to read and capture information stored on a tag attached to an object. A tag can be read from up to several feet away and does not need to be within direct line-of-sight of the reader to be tracked.
- 9GPSThe Global Positioning System (GPS) is a space-based satellite navigation system that provides location and time information in all weather conditions, anywhere on or near the Earth where there is an unobstructed line of sight to four or more GPS satellites.
- 10USBUSB (Universal 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 AddressA unique string of numbers separated by full stops that identifies each computer using the Internet Protocol to communicate over a network.
- 12SD cardAn SD Card (Secure Digital Card) is an ultra 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 KeySecurity Key is a physical USB second factor that only works after verifying the login site is truly a Google website, not a fake site pretending to be Google.
- 14VoIPVoIP is an acronym for Voice Over Internet Protocol, or in more common terms phone service over the Internet.
- 15CDa compact disc that you can store things like audio files on.
- 16DVDa type of compact disc able to store large amounts of data, especially high-resolution audio-visual material.
- 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.
- 18Open source softwareOpen source software is software that can be freely used, changed, and shared (in modified or unmodified form) by anyone.
- 19proprietary softwareProprietary software is software 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.
- 20DMSDiary management software is software for managing appointments and looking after times and dates that things are being done. This helps busy people to get themselves organised.
- 21Firewallprotect (a network or system) from unauthorized access with a firewall.
- 22SSIDAn SSID is the name of a wireless local area network (WLAN). All wireless devices on a WLAN must employ the same SSID in order to communicate with each other. SSID= Service Set Identifier
- 23WEPWired Equivalent Privacy (WEP) is a security protocol for wireless networks that encrypts transmitted data .
- 24WPAWi-Fi Protected Access (WPA) is a security standard for users of computers equipped with Wi-Fi wireless connection.
- 25WPA2Short for Wi-Fi Protected Access 2, the follow on security method to WPA for wireless networks that provides stronger data protection and network access control.
- 26AESThe Advanced Encryption Standard (AES) is a specification for the encryption of electronic data established by the U.S. National Institute of Standards and Technology (NIST) in 2001.
- 27Bluetootha standard for the short-range wireless interconnection of mobile phones, computers, and other electronic devices.
- 28Bandwidththe transmission capacity of a computer network or other telecommunication system.
- 29Wi-Fia facility allowing computers, smartphones, or other devices to connect to the Internet or communicate with one another wirelessly within a particular area.
- 30RouterA wired Ethernet broadband router will typically have a built-in Ethernet switch to allow for expansion. These routers also support NAT (network address translation), which allows all of your computers to share a single IP address on the Internet.
- 31Moderna combined device for modulation and demodulation, for example, between the digital data of a computer and the analogue signal of a telephone line.
- 32Remote workingIs working from anywhere that you want.
- 33Optical storageOptical storage is the storage of data on an optically readable medium.
- 34Magnetic storageMagnetic storage (or magnetic recording) is the storage of data on a magnetized medium.
- 35CCTVCCTV (closed-circuit television) is a TV system in which signals are not publicly distributed but are monitored, primarily for surveillance and security purposes.
- 36key loggerkey logging is the action of recording (or logging) the keys struck on a keyboard, typically in a covert manner so that the person using the keyboard is unaware that their actions are being monitored.
- 37Etherneta 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.
- 38User IDUser Identification Device. Unique name given to a user for accepting a computer system, database, mailbox, etc. Coupled with a password, it provides a minimal level of security. Also called username, user name.
- 39DoSDOS (Disk Operating System) was the first widely-installed operating system for personal computers.
- 40Data Capture FormA data capture form is designed to collect specific data.
- 41EncryptionEncryption 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.
- 42GUIa graphical user interface is a type of interface that allows users to interact with electronic devices through graphical icons and visual indicators
- 43Foruman Internet site where users can post comments about a particular issue or topic and reply to other users' postings; a message board.
- 44Phishingthe 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.
- 45Radio Buttonsan icon representing one of a set of options, only one of which can be selected at any time.
- 46Passworda string of characters that allows access to a computer, interface, or system.
- 47Data UserA data user refers to a person involved in accessing and investigating integrated datasets for statistical and research purposes.
- 48Information CommissionerThis is the person who has overall responsibility for enforcing the Data Protection Act across the UK.
- 49Peer to peer file transferP2P file sharing allows users to access media files such as books, music, movies, and games using a P2P software program that searches for other connected computers on a P2P network to locate the desired content.
- 50NFCNear 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 ICT revision flash cards , created by Quarter Pounder on 11/02/2015.
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- Quarter Pounder
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