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51 Cards in this Set
- Front
- Back
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Computer Literacy
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AKA Digital Literacy
involves having a current knowledge and understanding of computers and their uses |
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Computer
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An electronic device, operating under the control of instructions stored in its own memory, that can accept data, process the data according to specified rules, produce results, and store the results for future use.
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Data
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A collection of unprocessed items, which can include text, numbers, images, audio, and video
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Information
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Conveys meaning and is useful to people.
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Information Process Cycle
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The series of input, process, output, and storage activities
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Hardware
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electric, electronic, and mechanical components of a computer
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Input Device
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any hardware component that allows you to enter data and instructions into a computer
(keyboard, microphone) |
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Output Device
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any hardware component that conveys information to one or more people
(speakers, printers) |
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CPU
(Central Processing Unit) |
AKA processor
the electronic component that interprets and carries out the basic instructions that operate the computer |
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Memory
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consists of electronic components that store instructions waiting to be executed and the data needed by those instructions
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Storage Media
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device that computers keep data, instructions, and information on
Example: DVD |
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Storage Device
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records (writes) or retrieves (reads) items to and from storage media
Example: DVD Drive |
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Communications Device
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a hardware component that enables a computer to send (transmit) and receive data, instructions, and information to one or more computers or mobile devices
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Advantages of using computers
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Speed
Reliability Consistency Storage Communications |
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Disadvantages of using computers
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violation of privacy
public safety impact on labor force health risks impact on environment |
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Green Computing
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involves reducing the electricity consumed and environmental waste generated while using a computer
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1.A17 State and discuss the importance of body movement as an important part of successful communication.
(Communication) |
- reinforces
- emphasizes - clarifies Verbally expressed ideas |
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network
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a collection of devices and computers connected together, often wirelessly, via communications devices and transmission media
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web page
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can contain text, graphics, animation, audio, and video
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web site
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a collection of related web pages
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blog
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an informational web site consisting of time stamped articles in a diary or journal format, usually listed in reverse chronological order
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microblog
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allows users to publish short messages, usually between 100-200 characters, for others to read
EX: Twitter |
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podcast
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recorded audio stored on a web site that can be downloaded to a computer or portable media player
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web application
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a web site that allows users to access and interact with software from any computer or device that is connected to the internet
EX: Gmail |
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Web 2.0
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refers to web sites that provide a means for users to share personal information, allows users to modify the web site contents, and/or have software built into the site for users to access
EX: Facebook |
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software
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AKA program
a series of related instructions, organized for a common purpose, that tells the computer what tasks to perform and how to perform them |
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GUI
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graphical user interface
With this you interact with the software using text, graphics, and visual images such as icons |
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system software
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consists of the programs that control or maintain the operations of the computer and its devices
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operating system
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a set of programs that coordinates all the activities among the computer hardware devices - provides a means for users to communicate with the computer and other software
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utility program
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allows a user to perform maintenance-type tasks usually related to managing a computer, its devices, or its programs
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application software
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consists of programs designed to make users more productive and/or assist them with personal tasks
EX: web browsers, data entry software |
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convergence
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computers and devices with technologies that overlap
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personal computer
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a computer that can perform all of its input, processing, output, and storage activities by itself
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desktop computer
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designed so that the system unit, input, output, and any other devices fit entirely on or under a desk or table
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PDA
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personal digital assistant
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UMPC
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ultra-mobile PC or handheld computer
small enough to fit in one hand |
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server
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controls access to the hardware, software, and other resources on a network and provides a centralized storage are for programs, data, and info
(can support thousands at one time) |
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mainframe
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a large, expensive, powerful computer that can handle thousands of connected users simultaneously. stores huge amounts of data, instructions, and info
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supercomputer
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fastest, most powerful computer and most expensive
fastest: 1 quadrillion instructions in 1 sec. |
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embedded computer
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a special purpose computer that functions as a component in a larger product:
EX: consumer electronics |
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SOHO user
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small office/home office user
includes any company with 50 or less employees |
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mobile user
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users who work on a mobile device when away from the office or school
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power user
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requires the capabilities of a powerful desktop (workstation)
EX: engineers, scientists, graphic artists |
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enterprise user
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each person who uses a computer in an enterprise - offices in different locations
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enterprise computing
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refers to the huge network of computers that meets their diverse computing needs
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telecommuting
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work arrangement in which employees work away from a company's standard work place and often communicate via computer
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two form of long distance health care
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telemedicine
telesurgery |
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telemedicine
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health-care professionals in separate locations can conduct live confrences on the computer
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telesurgery
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a surgeon performs an operation on a patient who is not located in the same room
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computer applications in society
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education finance
government healthcare science publishing travel manufacturing |
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CAM
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computer-aided manufacturing
the use of computers to assist with manufacturing processes such as fabrication and assembly EX: automobile plants |
