CSC 105 Test 1 Chapters 1-4 – Flashcards
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The first digital computer was developed for conducting the census.
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False
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_____ is the process of converting text, numbers, sound, photos, and video into data that can be processed by digital devices.
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Digitization
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The first digital computers were built during World War II for _____.
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Code breaking
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_____ software refers to any software that is installed on a computer's hard disk.
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Local
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Initially sales were slow for the personal computer because of _____.
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Lack of software
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In 1982, the percentage of households that had a computer was closest to ____ percent
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10
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When restrictions on commercial use of the _____ were lifted in 1995, companies such as AOL and CompuServe became popular services
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Internet
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The _____ phase of the digital revolution materialized in the 1990's when the Internet was opened to public use.
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Third
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According to the text, a key aspect of ______ is that it adds content and substance to _____.
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The Web, the Internet
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During the period from ____, computing was characterized by the Web, e-mail, multiplayer games, music downloads, and enormous software applications.
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1995-2010
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A group of computers linked together to share data and resources is a(n) _____.
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Network
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______ computing provides access to information, applications, communications, and storage over the Internet
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Cloud
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Technology _____ is a process by which several different technologies with distinct functionality evolve to form a single product
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Convergence
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______ media are cloud-based applications designed for social interaction and consumer-generated content.
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Social
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_____ tools cloak a person's identity online.
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Anonymizer
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A named collection of data that exists on a storage medium is known as (a) _____.
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file
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A set of computer programs that helps a person carry out a task is _____.
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Application software
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A set of computer programs that helps a computer monitor itself and function more efficiently is ____.
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System software
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Data becomes _____ when it is presented in a format that people can understand and use.
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Information
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The type of data where text, numbers, graphics, sound, and video have been converted into discrete digits as represented in the accompanying figure is _____.
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Digital
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The binary number 10 represents ____ in the decimal number system.
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2
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The type of code that uses eight bits for each character is ____.
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Extended ASCII
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Digital devices can use ____ as a code to represent character data.
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All of the above
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Storage is typically expressed as _____.
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bytes
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1,204 bytes is a _____.
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kilobyte
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1,048,576 bytes is a _____.
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megabyte
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A super-thin slice of semiconducting material packed with microscopic circuit elements is a(n) _____.
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All of the above
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A(n) _____ converts and executes on statement at a time.
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Interpreter
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A _____ is a series of characters that becomes a person's unique identifier.
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User ID
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Password management functions include all of the following EXCEPT _____.
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Recording keystrokes
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The term ___ designates equipment that might be added to a computer system to enhance its functionality.
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Peripheral device
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The ____ is the case that holds the computer's main circuit boards, microprocessor, memory, power supply, and storage devices.
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System unit
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____ means a billion cycles per second.
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Gigahertz
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In an advertisement, a speed specification, such as 3.4 GHz, indicates the speed of the microprocessor ______.
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clock
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_____ refers to the number of bits that a microprocessor can manipulate at one time.
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Word size
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A technology called ____ allows the processor to begin executing another instruction before it completes the previous instruction
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Pipelining
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Many of today's microprocessors perform ______, in which multiple instructions are executed at the same time.
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Parallel processing
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_____ is a temporary holding area for data, application program instructions, and the operating system
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RAM
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RAM can be thought of as the ____ for the computer's processor.
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Waiting room
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Unlike disk storage, most RAM is _____.
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Volatile
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If a program exceeds its allocated space, the operating system uses an area of the hard disk called ____ to store parts of a program or data file until they are needed.
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Virtual memory
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For good basic performance, a computer running Windows 7 or 8 should have at least _____ of RAM
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1 GB
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____ is a type of memory circuitry that holds the computer's startup routine.
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ROM (Read only memory)
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A(n) ____ chip is a type of non-volatile memory chip that does not require power to hold data
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EEPROM
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____ is the ability of a device to "jump" directly to the requested data
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Random access
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Storage capacity usually is measured in ____.
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Gigabytes or terabytes
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Hard disk storage technology can be classified as _____ storage
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magnetic
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In the accompanying figure, which of the following is NOT true of the component in picture C?
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It is volatile
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CD, DVD, and Blu-ray technologies can be classified as _____ storage
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optical
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Which of the following is an example of a rerecordable optical storage medium?
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All of the above
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A built-in ____ in your personal computer can make it simpler to transfer photos for a solid state memory card used in your digital camera.
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Card reader
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Solid state storage, also called flash memory storage, ______.
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Provides fairly fast access to data
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_____ technology produces an image by filtering light through a layer of liquid crystal cells.
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LCD
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Dot pitch is the distance in millimeters between like-colored ____-- the small dots of light that form an image.
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pixels
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The number of colors a monitor can display is referred to as ____.
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color depth
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A printer's ____ determines how many pages a printer is able to churn out.
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duty cycle
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A ____ is a device that not only provides surge protection, but also furnishes your computer with battery backup power during a power outage.
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UPS
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The ____ indicates that the operating system has encountered an error form which it cannot recover, and the computer no longer accepts any commands.
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Blue screen of death
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System software is designed to accomplish ______ tasks.
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Computer-centric
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Application software is designed to accomplish _______ tasks.
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Real-world
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An examples of mathematical modeling software is _____.
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Mathcad
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Productivity software that has sophisticated features to help you produce typeset-quality output is considered _____ software.
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Desktop publishing
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Software considered to be utility software is _____.
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Hard disk backup software
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The type of system software designed to help you monitor and configure settings for your computer system equipment is ______ software.
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Utility
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An example of software most commonly associated with productivity software is _____.
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Word processing software
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The intersection of a column and a row on a spreadsheet is called a _____.
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Cell
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Spreadsheets are particularly useful for ____.
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What-if analysis
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In the accompanying figure, the item marked A is a(n) _____.
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Active cell
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In the accompanying figure, the item marked B is a(n) _____.
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Label
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In the accompanying figure, the item marked C is a(n) ______.
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Value
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A formula can contain ____ and mathematical operators.
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Cell references
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In the accompanying figure, the index card represents a single database _____.
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Record
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In the accompanying figure, the item marked A represents _____.
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Data
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In the accompanying figure, the item marked B represents ____.
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A record
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In the accompanying figure, the items marked C represent _____.
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Fields
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_____ searches are simply a collection of words relevant to a search.
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Keyword
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Popular presentation software products include all of the following EXCEPT ____.
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Movie maker
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Web applications are _____.
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Accessed and run on the Web
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Mobile apps ____.
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All of the above
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iPads, iPhones, and iPods are only allowed to download apps from the iTunes App Store, and while apps are available from other sources, using them requires an unauthorized change to the device's software called a(n) ______.
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Jailbreak
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The process of overcoming limitations imposed by mobile service providers on an Android phone is called _____.
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Rooting
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The Windows _____ is a database that keeps track of your computer's peripheral devices, software, preferences, and settings.
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Registry
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____ applications are software that is installed on a computer's hard disk
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Local
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In the accompanying figure, the file marked A is a(n) ____.
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Data file
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In the accompanying figure, the file marked B is a(n) ____.
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Executable file
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In the accompanying figure, the files marked C is a(n) _____.
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Support program file
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To get rid of software you no longer want from a PC, you _____.
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Run an uninstall routine
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It is illegal to do all the following with software EXCEPT ______.
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Copy and keep as backup
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A shrink-wrap license goes into effect as soon as you ____.
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Open it
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Software that may be freely copied, distributed, and even resold is ____.
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Public domain
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A security suite will typically include all of the following EXCEPT _____ software
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Brower
