Question | Answer |
Computer literacy | (digital literacy) Having a current knowledge and understanding of computers and their uses. |
Computer | Electronic device, operating under the control of instructions stored in its own memory. |
Data | Collection of unprocessed items, which can include text, numbers, images, audio and video. |
Information | Conveys meaning and is useful to people. |
Information processing cycle | Series of input, process, output, and storage activities. |
Hardware | Electric, electronic, and mechanical components. |
Input Devices - examples | Allows you to enter data and instructions into a computer. ex. keyboard, mouse, microphone, scanner, webcam. |
Output Devices - examples | Hardware components that convey information to one or more people. ex. printer, monitor, speakers. |
Storage Devices - examples | Records(writes) and/or retrieves(reads) items to and from storage media. ex. USB flashdrives, hard disks. |
Hard Drive | Provides much greater capacity than a USB flash drive. |
Flash Drive | Portable storage device that is small and lightweight enough to be transported on a keychain or in a pocket. |
System Unit | Case that contains the electronic of the computer that are used to process data. |
Processor | The electronic component that interprets and carries out the basic instructions that operate the computer. |
Memory | Consists of electronic components that store instructions that operate the computer. |
Motherboard | The circuitry of the system unit usually is part of or is connected to a circuit board. |
Communication Devices | Enables a computer to send and receive data instructions , and information to and from one or more computers or mobile devices. |
Modem | A widely used communications device. |
Application software | Consists of programs designed to make users more productive and/or assist them with personal tasks. |
System software | Interface between the user, the application software, and the computer's hardware. |
Personal Computers - Desktop and notebooks | Computer that can perform all of its input, processing, output, and storage activities by itself. |
Mobile Computers | Personal computer you can carry from place to place. |
Tablet pc | Special type of notebook computer that you can interact with by touching the screen with your finger or a digital pen. |
Digital pen | Looks like a small ink pen but uses pressure instead of ink. |
Game consoles | Mobiling computer device designed for single-player or multiplayer videogames. |
Servers | Controls access to the hardware,software,and other resources on a network and provides a centralized storage area for programs,data,and information. |
Mainframe Computers | Large,expensive,powerful computer that can handle hundreds or thousands of connected user simulataneously. |
Supercomputers | Fastest,most powerful computer and the most expensive. |
Embedded computers | Special-purpose computer that functions as a component in a larger product. |