CSCI Chapter 1 – Flashcards
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Computer
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An electronic device, operating under the control of instructions stored in its own memory. Accepts data (input), processing, produces information (output).
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Examples of Computers
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Laptop, tablet, desktop, all in one, server.
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Examples of Mobile and Game Devices
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Smartphone, digital camera, portable and digital media player, e-book reader, wearable device, game device.
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Data (input) Ex
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SCashier scans or enters items purchased and the amount received from the customer. These items are entered into the computer as...
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Storage and Processes Ex
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The customer receives the entered data, stores it, processes the data into information (the receipt), and stores the resulting information.
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Information (output) Ex
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The resulting information (the cash register receipt) is printed for the customer.
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Keyboard
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Contains keys you press to enter data and instructions into a computer or mobile device.
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Pointing Device
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An input device that allows a user to control a small symbol on the screen called a pointer.
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Scanner
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A light-sensing input device that converts printed text and images into a form the computer can process.
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Output Device
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Any hardware component that conveys information from a computer or mobile device to one or more people.
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Printer
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An output device that produces text and graphics on a physical medium, such as paper or other material.
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Display
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An output device that visually conveys text, graphics, and video information.
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Speakers
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Allow you to hear audio such as music, voice, and other sounds.
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Memory
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Consists of electronics 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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A computer keeps data, instructions, and information on ...
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Storage Device
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Records (writes) and/or retrieves (reads) items to and from storage media.
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Storage Device Ex
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Hard disk, solid state drive, USB flash drive, memory card, optical disk, cloud storage.
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Internet
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A worldwide collection of computer networks that connects millions of businesses, government agencies, educational institutions, and individuals.
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World Wide Web
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A global library of information available to anyone connected to the Internet.
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Web
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Consists of a worldwide collection of electronic documents, each of which is called a webpage.
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Website
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A collection of related webpages.
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Web Server
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A computer that delivers requested webpages to your server.
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Browser
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A software that enables users with an Internet connection to access and view webpages on a computer or mobile device.
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Search Engine
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A software that finds websites, webpages, images, videos, news, maps, and other information related to a specific topic.
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Online Social Network
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Encourages members to share their interests, ideas, stories, photos, music, and videos with other registered users.
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Green Computing
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Involves reducing the electricity consumed and environmental waste generated when using a computer.
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Green Computing Ex
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Recycling, using energy efficient hardware and energy saving features, regulating may factoring processes, extending the life of computers, immediately donating or properly disposing of replaced computers.
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Software/Program
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Tells the computer what tasks to perform and how to perform them.
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Installing a Program
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The process of setting up the program to work with the computer, mobile device, and/or other hardware. Once installed, you can run a program so that you can interact with it. You interact with a program through using its interface.
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Communications Device
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A hardware capable of transferring items from computers and devices to transmission media and vice versa.
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Wireless Communication Technologies Ex
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Wi-Fi, Bluetooth, cellular radio.
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Network
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A collection of computers and devices connected together, often wirelessly, via communications devices and transmission media.
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Which of the following entails having the knowledge and understanding of computers, mobile devices, the Internet, and related technologies.
A. digital literacy
B. digital intimacy
C. digital legitimacy
D. digital intelligence
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A. digital literacy
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Which of the following is an electronic device, operating under the control of instructions stored in its own memory, that can accept data, process the data according to specific rules, procedure results, and store the results for future use?
A. input device
B. computer
C. output device
D. both a and c
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B. computer
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In which gesture do you move two fingers apart?
A. double-up
B. slide
C. stretch
D. press and hold
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C. stretch
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Which of the following is a collection of unprocessed items, which can include text, numbers, images, audio, and video?
A. data
B. output
C. information
D. input
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A. data
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Which of the following consists of electronic components that store instructions waiting to be executed and data needed by those instructions?
A. the processor
B. the CPU
C. the control unit
D. memory
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D. memory
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Which of the following is NOT an operating system used by today's computers and mobile devices?
A. Mac OS
B. Windows
C. DOS
D. Android
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C. DOS
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What consists of a series of related instructions that tells the computer what tasks to perform and how to perform them?
A. GUIs
B. storage utilities
C. sharing communications
D. software
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D. software
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Which kind of device is hardware capable of transferring items from computers and devices to transmission media and vice versa?
A. transfer data
B. communications device
C. integrated device
D. embedded device
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C. communications device
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What manages the resources on a network?
A. client
B. server
C. bluetooth
D. modem
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B. server
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Which of the following category of users works on a computer while away from a main office, home office, or school?
A. SOHO
B. power
C. mobile
D. key
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C. mobile
