CIS Midterm – Flashcards
150 test answers
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which of the following contains an illegal character and therefor isn't a legal file name
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the one with the :
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cloud backup services
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can automatically back up your files
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which type of image uses lossy compression to reduce file size
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JPG
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which boolean operator can be used to exclude certain words from the search result
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NOT
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which tool can be used to search for both files and applications on a Mac
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spotlight
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what is the default file extension of word 2010 files
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docx
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you must create your user folder
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false
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libraries give you quick access to both user folders and public folders
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true
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the folder structure created by windows is a hierarchy
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true
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windows explorer is a tool used to navigate the internet
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false
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you can't change the properties of a file
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false
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if you change the file extension of a file, you may be unable to open it
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true
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the finder is a tool used in windows to find files
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false
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a file compressed with a loseless compression algorithm can't by decompressed to its original form
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false
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searching from the windows start menu yields the same results as searching from windows explorer
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false
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the default program that opens a file can be easily changed
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true
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the processes of opening, closing, saving, naming, deleting, and organizing digital files are collectively called
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file management
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the ______ is the sequence of folders to a file or folder
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path
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the user folder structure of subfolders within folders is organized in a
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hierarchy
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windows 7 introduced the ___________, which is used to gather files from several locations
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library
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the tool you use to work with files and folders on a Mac is called
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finder
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You should regularly ___________ your files for ease of recovering files in case of computer damage
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back up
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_____________ uses a compression algorithm that looks for the redundancy in a file and creates an encoded file by removing the redundant information
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lossless compression
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windows maintains an ________ of common files on your computer to speed up searching
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index
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the ____________ AND, OR, and NOT are used to create search filters
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boolean operators
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the _________ at the end of a file name is used by the operating system to determine which programs to use to open it
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file extension
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the hardware components that serve the input, output, and storage functions of a computer are called ________.
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peripheral devices
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______ plug directly into expansion shots on the motherboard and allow you to connect additional peripheral devices to a computer.
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expansion cards
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a single USB port can connect up to _____ devices.
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127
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which type of memory is also referred to as primary storage?
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RAM.
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______ are the main mass storage devices in a computer system.
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hard drives
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pointing devices, such as the mouse and _____, work by moving a cursor on the screen.
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touch pad
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_______ scanners read human characteristics such as fingerprints and retinas.
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biometric
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what type of monitor is considered legacy technology.
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CRT
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what type of printer produces the highest-quality photo prints?
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dye-sublimation
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_____ are used to connect a computer to a telephone line for a dial-up internet access.
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moderns
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the terms "CPU" and "system unit" mean the same thing.
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false
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random access memory (RAM) loses the info stored in it when the power is turned off.
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true
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blu-ray is a short-range, wireless technology used to connect peripheral devices to a computer.
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false
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solid-state storage is mechanical.
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false
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CD's and DVD's store data magnetically.
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false
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QWERTY keyboards were designed to improve ergonomics.
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false
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LCD monitors are big, use a lot of energy, and are considered legacy technology.
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true
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adaptive technology includes the hardware and software used by individuals with disabilities to interact with technology.
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true
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network adapters may be onboard expansion cards or USB devices and may be wired or wireless.
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true
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digital signals are superior to analog signals because they don't have to be converted for use by computers and other digital devices.
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true
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a computers clock speed is measured in ____.
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gigahertz
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the ______ performs arithmetic and logic calculations, and the _____ manages the movement of data through the CPU.
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1. ALU 2. Control unit
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a _____ processor consists of two or more processors on a single chip.
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multi-core
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the wires that transfer data across the motherboard are known as the _____.
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data buses
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the operating systems, programs, and data the computer is currently using are stored in ____.
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RAM
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_____ is the standard internal drive interface in use today.
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SATA
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the use of _____ increases the speed and accuracy of data entry and converts info into a digital format that can be saved, copied, and manipulated.
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scanners
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_____ monitors work by passing an electric current through gas sealed in thousands of cells inside the screen. the current excites the gases, which in turn excites the phosphors that coat the screen to pass light through an image.
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plasma
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_____ printers produce the sharpest text at a much lower cost per page than ____ printers.
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1. laser 2. inkjet
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____ _____ are used to connect a computer to computer network.
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network adapters
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Which function is an operating system?
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provide user interface
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What OS feature makes installing new hardware easy?
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plug and play
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_________ is the ability to do more than one task at a time
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multitasking
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which operating system is an open source?
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Linux
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A limitation of Mac OS X is that it
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only runs on Macs
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which mobile operating system uses direct manipulation and multi-gesture touch such as swipe, tap, and pinch to control it
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iOS
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on what type of device might you find an embedded OS
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GPS
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which is the most popular NOS found on Web servers?
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Apache
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what is the process of preparing a disk for storing files called?
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formatting
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what utility should you use to reorganize the files on your disk to improve efficiency?
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disk defragmenter
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you can use a computer without an operating system installed
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false
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application software interacts with the operating system through an API
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true
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the OS communicates with hardware via device drivers
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true
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Many people don't use Linux because it requires high-end hardware to run
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false
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a network operating system is necessary to set up a peer to peer network
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false
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android is a mobile Linux operating system found on many smartphones and tablets
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true
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a NOS centralizes resources and security and provides services such as file and print services to clients
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true
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the file system used on hard disks in Windows is the HFS+ file system
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false
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using a screensaver reduces energy consumption on your computer
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false
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the windows disk cleanup utility identifies files that you might choose to delete to free up disk space
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true
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a ________ allows a user to point and click on objects to initiate commands
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GUI
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an OS communicates with hardware by means of a
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device driver
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Mountain Lion is the current version of
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OS X
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Ubuntu is the most popular desktop version of
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linux
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Manufacturers sometime release a pre-release or ___________ of software before the final version is released
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beta versions
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to ________ is the process of preparing disk to store files by dividing it into tracks and sectors and setting up the file system
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format
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the OS on a smartphone is referred to as a
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mobile OS
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An _______ runs on servers in a client-server network
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NOS
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_____ ________ occurs when unorganized files are broken into small pieces stored in nonadjacent or noncontiguous clusters on the disk
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file fragmentation
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the __________ of a disk keeps track of what files are saved and where they're stored on the disk
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file system
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____ is considered to be the first computer programmer.
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Ada lovelace
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____ resemble incandescent lights, give off a lot of heat, and are notoriously unreliable.
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vacuum tubes
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_____ is a complex, integrated circuit.
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microprocessor
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what is the binary code that can represent most currently used language characters as well as mathematical and graphic systems.
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unicode
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what type of portable computer is the smallest?
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netbook
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what are high-end desktop computers used in business environment called?
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workstations
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____ such as smartphones and tablets are small computers we carry with us.
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mobile devices
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____ share/s the processing of a task across multiple computer systems.
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dustributed computing
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computers in traffic lights, at a super market, and in appliances are examples of ____ computers.
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embedded
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a ____ is an example of convergence.
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smartphone
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computers convert data information using the Information Processing Cycle
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true
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first-gen computers used switches and vacuum tubes.
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true
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todays computers use transistors and mircoprocessors.
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false
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morre's law states that the number of transistors that can be placed on an integrated circuit will double roughly every 18 months to 2 years.
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true
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ASCII contains codes for all of the languages in use today.
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false
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ergonomics allows you to design a workspace for your comfort and health.
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true
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all-in-one is another name for a notebook computer.
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false
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users connect to servers via client.
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true
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GPS was originally built by the military.
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true
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the idea that computers are all around us is called embedded computing.
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false
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a computer is a programmable machine that converts raw data into useful ____.
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information
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the development of ______ made the creation of the microprocessor possible.
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integrated circuits
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the use of ____ in place of vacuum tubes allowed second-gen computers to be more powerful, smaller, more reliable, and able to be reprogrammed in far less time.
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transistors
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____ was the first working, digital, general-purpose computer.
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ENIAC
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____ design creates a work environment designed to reduce illnesses and musculoskeletal disorders.
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ergonomics
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____ computers are built by apple and run the OS X operating system.
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Mac
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____ is a hands-free computer designed to be worn on the body.
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wearable
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____ are computers that provide services. such as internet access, email, or file and print services, to client systems.
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servers
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very expensive computer systems that are used to perform complex math calculations, such as those used in weather forecasting and medical research are, ____.
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supercomputers
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_____ _____ is technology that is invisible to us.
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ubiquitous computing
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which application would be the best choice for creating a budget
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spreadsheet
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software that has the source code published and made available to the public- enabling anyone to copy, modify, and redistribute it without paying fees- is called _____ software.
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open source
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which part of a database contains info about a single entry- such as a customer or product?
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record
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____ is an online alternative to office application suites.
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google apps
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_____ software helps you manage email, calendar, and tasks.
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personal info mangement
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programs that can run from a flash drive are known as ____.
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portable apps
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the windows experience index _____.
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evaluates the computers ability to run software
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_______ can be used at no cost for an unlimited period of time.
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freeware
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which acronym refers to the delivery of apps over the internet- or web apps?
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SaaS
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___ provides a programming environment to develop, delay, and manage web apps?
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PaaS
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in a business environment, you'll find excel almost exclusively as the spreadsheet application.
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true
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a cell is the intersection of a row and a column called in a spreadsheet.
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true
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openoffice.org can't open and work with documents created in microsoft office.
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false
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documents created with word processor can also contain images.
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true
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a document management system manages your email, calendar, contacts, and tasks all in one place, it includes the ability to share calendars and schedule meetings.
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false
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Most office applications have the ability to save files in common file formats allowing you to move your work between programs and across platforms
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true
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if your computer doesn't meet the minimum system requirements for a piece of software, it will probably still run on your system
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false
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A proprietary software license grants a license to use one or more copies of software, but ownership of those copies remains with the software publisher
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true
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It is generally safe to download mobile apps from unknown sources
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false
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web mail is an example of SaaS
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true
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A _____ _________ is an application that's used to create, edit, and format text documents
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word processor
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A __________ is a collection of records organized in a useful way
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database
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A _______ ________ is a program that helps you complete projects, keep within your budget, stay on schedule, and collaborate with others
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project management
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________ __________ is used to save, share, search, and audit electronic documents throughout their life cycle
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document management
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________ ___________ software has its source code published and made available to the public, enabling anyone to copy, modify, and redistribute it
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Open source
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________ _________ are the minimum hardware and software specification required to run a software application
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System requirements
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_________ is software offered in a trial form or for a limited period that allows the user to try it out before purchasing a license
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Shareware
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The license agreement between the software user and the software publisher is the
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EULA
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A ______________________ takes the processing and storage off your desktop and business hardware and puts it on the internet
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cloud service provider and CSP
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part of cloud computing, ________, is the use of Internet-based servers
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IaaS
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