CGS2100 Exam1
The word size of a typical PC's CPU is
1 or 2 bytes. Correct- 32 or 64 bits. 32 or 64 bytes. 8 or 16 bits.
To represent values larger than 255, processor designers combine bytes. Two bytes, with 16 bits, can represent all the numbers from 0 to ________.
100,000 Correct- 65,535 256 1,000,000
An application designed for a particular business is called
Correct- a vertical-market application. a compiler. a programming language. open-source software.
PowerPoint is an example of Answers: presentation graphics software. image compression software. vector graphics software. 3-D modeling software.
presentation graphics software
These are designed to monitor physical conditions, such as temperature and humidity:
punch cards. RAM. lock boxes. Correct-sensors.
The typical mouse uses ________ to detect movement
quantum chromodynamics coaxial cable Correct-reflected light digital singularities
To have a page number appear in the ________ margin of every page, create a footer
Correct-bottom top indexable even-numbered
_______ created the World Wide Web, the URL scheme, and HTML. Answers: Bill Gates Tim Berners-Lee Alan Kay Jaron Lanier
Tim Berners-Lee
A set of step-by-step procedures for accomplishing a task is known as a(n)
hardware device. Correct-algorithm. software bug. firmware dongle.
Computers grew out of a need to
improve quality of life. Correct -quantify. socialize. communicate.
If a user needs information instantly available to the CPU, it should be stored
in the keyboard. Correct-in RAM. in secondary storage. on a USB device.
Unlike optical storage, magnetic tape is
laser read. random access. Correct-sequential. written with a laser beam
When both margins are ragged, the document contains
left justification. Correct- center justification. full justification. right justification.
Optical computing is sometimes called photonic computing because it uses ________ instead of electrons to transmit bits.
light wands electrons Correct photons superconductors
The term ________ refers to a combination of text, graphics, animation, video, music, voice, and sound effects used to communicate a message. Answers: multitasking hyperlinking multicasting multimedia
multimedia
If a word processor shows you the words on screen formatted almost exactly as they appear on the printed page, it is ______________.
unformatted macros Correct-WYSIWYG TrueType
The CPU is also often known as the
Correct -microprocessor. random access memory. primary storage. microunit.
Popular page-layout software includes all of the following EXCEPT:
InDesign. Correct-PowerPoint. Scribus. QuarkXPres
The initial loading of the operating system into RAM is part of which of these activities?
Swapping Device driving Correct-Booting Multitasking
In the early nineteenth century, Charles Babbage and Ada Lovelace conceived an idea for a mechanical computer that they referred to as a(n)
Z1. calculator. Correct-Analytical Engine. ABC.
With a simple ________ graphic, a single bit of computer memory represents each pixel. Answers: analog vector object-orie bitmapped
bitmapped
The design that determines how individual components of the CPU are put together and work together on the chip is called the
construction. detailed plan. motherboard. Correct- architecture.
EULA stands for
extended-use license arrangement. environmental use licensing agreement. employee-use legal arrangement. Correct-end-user license agreement
Digital cameras store bit patterns on ________.
film Correct -flash memory cards or other digital storage media negatives audio files
A logical group of 8 bits is also known as a(an)
hexadecimal code. Correct- octet. port. unique.
An Mbit is equal to
one million bytes. 8 megabytes. Correct -one million bits. one million petabytes.
PDA stands for
planned digital associate. Correct-personal digital assistant. performed dignity assessment. practical digitized associate.
Which of the following is NOT an output device?
printer speakers Correct trackball monitor
Downloadable fonts are also called
serif fonts. Correct-soft fonts. hard fonts. Unicode fonts.
For software to run optimally it must be ________ with hardware.
shared Correct-compatible co-authored terminated
Which invention, developed in 1948, replaced vacuum tubes?
silicon wafers CPUs RAM Correct -transistors
Errors in a software program are referred to as
software omissions. Correct-bugs. viruses. bad recipe.
Software's ability to recognize words without being trained by a specific speaker is known as
speaker training. audio training. Correct-speaker independence. GIGO.
To find a word to replace "happiness," use the
spelling checker. auto-create feature. autocorrect feature. Correct-thesaurus.
Streaming audio Answers: stops playing when the user disconnects from the Internet. is available through file-sharing networks. must be recorded and played using a synthesizer. must be stored on a MIDI instrument.
stops playing when the user disconnects from the Internet.
The CPU and main memory are housed in ________ chips on the motherboard and other circuit boards inside the computer.
storage Correct- silicon plastic peripheral
The following are tips for computer users to protect your health EXCEPT
stretch during breaks. rest your eyes 15 minutes for every 2 hours at your computer. if you type a lot of text consider using voice recognition software. Correct-choose equipment based on its silver content.
Magnetic disks are divided into
tapes and cartridges. rays and cones. Correct-tracks and sectors. semi-reflective layers.
Although using computer simulations for training have many advantages, a major disadvantage is
the cost far outweighs any disadvantage. Correct -it is not reality. the time required for training. personnel needed to oversee the training
A negative aspect of laptop computers is
the low price, thus low quality. Correct-the relatively high price and upgrade difficulties. the lack of an integrated keyboard and the required use of Wacom pen tablet technology. their nonportability because they all weigh at least 10 pounds.
Graphics software can store images as ________, which means that it stores the image as lines and shapes rather than individual pixels. Answers: vector graphics bitmapped graphics portable network graphics raster graphics
vector graphics
The ability to capture a sequence of reusable steps is referred to as a
wizard. formula. Correct- macro. template.
An artist can use ________ software to draw, rotate, stretch, and combine model objects inside a complex "walk through" environment. Answers: 3-D modeling presentation-graphics photo management vector graphics
3D Modeling
In 1943, the founding father of IBM predicted that the world would not need more than
500 computers. Correct 5 computers. 300,000 computers. 3 computers per business.
________ is a music file format. Answers: PNG AAC GIF JPG
AAC
The first programmable, general-purpose digital computer was called the
Babbage. Analytical Engine. Correct Z1. Zuse.
Mail merge allows users to create a(n)
Correct- form letter. presentation. database.
Which of the following statements about plagiarism is FALSE?
The electronic availability of documents has led to plagiarism being simpler. Plagiarism is easier to detect than it was before the Internet. Correct-Plagiarism only happens in the educational system. Plagiarism is defined as using someone else's work without giving credit.
Computers can threaten our privacy, security, and way of life. T/F
True
In 1951 there were approximately a dozen computers in the world that spent most of their time
calculating taxes. Correct-doing military calculations. supporting social networks. calculating census data.
CPU stands for
central production unit. Correct- central processing unit. computer processing unit. central printing unit.
Putting multiple CPUs on a single chip is defined as
clustering. multitasking. Correct- a multicore processor. heat sinking.
Creating form letters that appears to be personally addressed with customized content can be done using the ________ feature
collaboration letter generator auto-create Correct-mail merge
________ looks for patterns in sound waves and interprets sounds by locating familiar patterns.
A voice recorder Correct-Speech recognition software A microphone A Wacom tablet
The binary system uses the power of
10. 12. 3. Correct-2.
One byte can represent any number between 0 and
1256. Correct-255. 1024. 65535.
The World Wide Web has been around since the
1970s. 1980s. Correct 1990s. 2000s.
An example of a formula with an absolute reference is: A.=B4*B5. B.=^b^4*^b^5. C.=@b@4*@b@5. D.=$b$4*$b$5
=$b$4*$b$5
An advanced coding scheme that incorporates Arabic, Chinese, Hebrew, and Japanese is known as
ASCII. World Wide Interchange (WWI). Worldcode. Correct- Unicode.
________ Law predicted that the number of transistors that can be packed into a silicon chip of the same price would roughly double every two years.
Aiken's Mauchly's Eckert's Correct-Moore's
Apple launched a new product in 2010 called a(an) ________, which was designed to bridge the shrinking gap between the smart phone and the notebook/netbook PC.
Android Correct-iPad Galaxy S Blackberry
________ is useful when there isn't enough RAM to store all of the necessary data and instructions for currently running applications.
Applications software ROM Correct-Virtual memory Microphone and speakers
When the operating system concurrently executes many programs, it is called
BIOS instructions. Correct -multitasking. multithreading. authentication.
________ software allows engineers, designers, and architects to create three-dimensional models with physical characteristics such as volume. Answers: CAD MIDI Image-processing Interpolation
CAD
To play digitized sound, the computer must do all the following EXCEPT: Answers: read the data to be played into memory convert it into an analog sound. play it through a speaker. compress the file.
COMPRESS THE FILE
Condensing files so they can be stored in less space and transmitted over the Internet at a faster rate is known as data ________. Answers: downloading compression digitization defragmentation
COMPRESSION
A special low-energy kind of RAM that can store small amounts of data for long periods of time on battery power is known as
CPU. system clock. system buses. Correct- CMOS.
B5, C15, and BC11 are examples of
Cell addresses
Which of the following statements about computer simulations is FALSE?
Computer simulations can explore possible futures using projection. It is safer in some situations (i.e., learning to fly a plane) to use simulations to help training. Simulations allow a researcher to test against various different initial conditions. Correct-Simulations are generally more expensive than producing a product.
When newer processors can process all of the instructions handled by earlier models, the processor is considered
Core 2 Duo. Correct backward compatible. Motorola. Apple.
What type of font looks fine on a monitor but is not smooth when printed?
Correct -bitmapped TrueType OpenType Unicode
To speed up processing, CPUs obtain data that is likely to be used next from
Correct -cache. CMOS. hard drive. USB port.
Word processing applications are used for producing which of the following?
Correct -letters email spreadsheets slides
Bar code readers use ________ to read universal product codes (UPCs), inventory codes, and other codes created from patterns of variable-width bars.
Correct -light dark turbines masers
A grade book which calculates grades could best be created in a
Correct -spreadsheet program. word processing program. desktop publishing program. slide show program.
Entering and editing text can be done most efficiently using a
Correct -word-processing program. database. slideshow. spreadsheet.
When a student posts a clip from a recent movie on her personal website, the ethical issue of the action is known as
Correct-protecting intellectual property. providing a video employing a private, proprietary codec on a public machine. using university property for personal gain. protecting privacy.
How is a magnetic disk drive read?
Correct-randomly sequentially through a laser beam via quantum chromodynamics.
A ________ is used to create a digital representation of typed text, handwritten text, graphics, and objects.
Correct-scanner bar-code reader video projector keyboard
Compilers and translators are one form of
Correct-software. ROM. RAM. hardware.
A common storage device on mainframe computers, but not common on PCs, is a
Correct-tape drive. DVD. CD. hard drive.
The program counter keeps track of
Correct-the address of the next instruction. the previous instruction. the address of the result. the compiler code.
The primary difference between RAM and secondary storage devices is
Correct-the length of time data is stored. RAM is permanent, and secondary storage is temporary. RAM accepts input; secondary storage devices do not. RAM rejects input; secondary storage devices accept input.
The main difference between DVD and CD technology is
Correct-the pits are packed much closer on a DVD. information is written on both sides of a CD. DVDs are much thicker than CDs. DVDs spin in three dimensions rather than four.
Software that is free to everyone is known as
Microsoft Office. Correct:public domain software. proprietary software. shareware.
The display screen is also called a
Monitor
Transforming one image into another is called Answers: podcasting. morphing. synthesizing. sampling.
Morphing
Which of these items is included in the guidelines of the ACM Code that might help you to decide how to "do the right thing" when faced with ethical dilemmas at school, at work, or at home?
It's okay if it's legal. Correct-Think scenarios: carefully consider potential impacts of design decisions. It is only my problem if I cause the problem. Someone else will be responsible.
The demonstration of the Augment system by Engelbart consisted of
Kay and Engelbart playing an interactive game on a website. a demonstration of military computer use. an interactive workstation used for Facebook simulations. Correct-an interactive multimedia workstation for enhancing individual abilities.
A bundle of bitmapped images that appear in a sequence is called an animated ________. Answers: PNG TIFF GIF JPG
GIF
Software designed to be used by several people simultaneously is known as
Groupware
Spreadsheet programs are good at answering "________" questions, for example, "If B2 is greater than 60, pass, otherwise, fail."
How Come Can I Why Not Correct-What If
The time period in which there was a shift from an industrial economy to an economy based on the value of information is known as the
Neolithic age. agricultural age. Paleolithic age. Correct- information age.
________ produced the first 64-bit processor for the mass consumer market.
Pentium Microsoft Apple Correct-AMD
Which of the following is true regarding supercomputers?
Supercomputers are common in the majority of U.S. households. Correct- Supercomputers are the fastest, most powerful computers made. Supercomputers are rarely used by researchers due to their lack of computing capacity. Supercomputers are smaller in size and processing capability than desktop computers
Most monitors fall into these two categories:
RAM and ROM. Correct-cathode-ray tube and liquid crystal display. DVD and Blu-ray. DVD and CD-ROM.
The hardware device commonly referred to as the "brain" of the computer is the
RAM chip. printer. Correct CPU. secondary storage
The ________ is the look and feel of the computing experience from a human point of view.
RAM resident portion device driver program counter Correct-user interface
Some programs have features that a user may need to learn how to utilize. One way to learn how to utilize features in software is
RAM. Correct-a tutorial. a service pack. a compartment.
The memory used to store the computer's date and time while the computer is powered off is
RAM. flash memory. register. Correct-CMOS.
A computer invented in 1939 that was capable of solving systems of linear equations was called the
Raspberry Pi. Correct -ABC. IBM. Berry.
When a video, for example, is being displayed at the same time as it is being created, accessed, or imported, that means it's being displayed in ________ time. Answers: digital real quick batch
Real
The density of pixels on a computer screen is known as Answers: resolution. pixelity. pixel depth. angle of view.
Resolution
How are the World Wide Web (WWW) and the Internet different?
They aren't different; they are two different names for the same thing. Correct-The WWW is a vast tract of the Internet and makes the Internet accessible to just about anyone. The WWW is faster than the more archaic Internet. The Internet is primarily used by businesses; the WWW can be used by home users.
________ technology allows users to use multifinger or multihand gestures to accomplish complex tasks quickly
Think pad Laser Correct Multi-touch input device Wireless mouse
________ worlds create the illusion of immersion. Answers: Virtual Hypermedia Synthesized CIM
Virtual
Some software companies use various methods to stop _______
Web applications public domain software volume licenses Correct-software piracy
Secondary storage devices include all of the following EXCEPT:
a recordable CD/DVD. Correct-RAM. a hard drive. USB device.
Advanced word-processing features include all of the following EXCEPT creation of
alternating headers and footers. variable-width columns. Correct -detailed telegrams. styles.
A form of digital paper that looks somewhat like real paper is known as
an iPad. e-sheet. an exam book. Correct-e-paper.
Operating systems and utility programs are in a class of software known as
application software. Correct- system software. software suites. BIOS software.
This software is responsible for the location of all programs and files in the computer's file system:
application software. Web applications. Correct- operating system. virtual memory.
The future could bring the emergence of ________, computer chips embedded within human bodies.
bio-electronic imaging human-scanning technology Correct -biodigital technology digital-assistance human-existence technology
On multiuser systems, the ________ is responsible for authentication
compiler Correct-operating system translator interpreter
CMOS stands for
computer mouse operating system. cost per minute of semiconductor. conducting memory of systems. Correct- complementary metal-oxide semiconductor
Linux is a(n)
computer system. Correct-operating system. suite of image processing tools. type of CPU device.
The smallest unit of information a computer can understand and process is known as a
digit. byte. Correct- bit. kilobyte.
The agricultural age lasted until about two centuries ago, when advances in machine technology triggered what has come to be known as the
digital age. Correct-industrial age. technology age. information age.
Hardware used to convert analog video into digital video is called a video Answers: analoger. digitizer. medium. converter.
digitizer
The two main types of nonimpact printers are
dot matrix and plotters. Correct-laser and inkjet. line printers and thermal printers. dot matrix and photo.
Some software companies will release ________ when they have a bundled update for a program
downgrades Trojan horses Correct-service packs deprecated versions
Of the following, the most common color printer technology is
dye-sublimation. dot-matrix. Correct-inkjet. thermal.
The convergence of computer and network technology was responsible for the shift from the industrial economy to a(n)
economic surge. Correct -information economy. digital economy. loss of economy.
CAD software is primarily used in Answers: engineering. software development. desktop publishing. accounting.
engineering
The science of creating work environments that are safe and efficient for workers is known as
ergocentric. ectonomics. Correct- ergonomics. environmental.
When reading a program, the CPU ________ instructions from the program.
executes and opens Correct-fetches and executes runs and operates opens and closes
The instruction execution cycle three-step rhythm is
fetch the instruction, decode the compiler, and defer the specified task. fetch the instruction, increment the program counter, and defer the specified task. Correct -fetch the instruction, increment the program counter, and execute the instruction. fetch the instruction, decode the compiler, and store the result on the hard drive.
If software is free to use for a trial period but then requires payment for use after the trial period, in which of these software categories does it fall?
free and open-source software (FOSS). public domain software. graphics software. Correct-shareware.
The process of eliminating problems and errors and improving the software is known as
free malware installation. downgrading. software advancement. Correct-upgrading.
A GUI refers to a
geographical user interaction. guaranteed user interface. Correct-graphical user interface. graphics utilized internally.
A computer's clock speed is measured in
gigabytes. bits. millennia. Correct-gigahertz.
Some software CDs and DVDs are ________ with digital rights management (DRM) technology to ensure that they can't be duplicated with conventional copying techniques.
groggy copyright write enhanced Correct- copy protected
The Electronic Numerical Integrator and Computer (ENIAC) broke down on average every
half hour. Correct 7 minutes. other day. hour.
The Mark I computer proved its worth by
helping IBM financially. counting the population in 1944. Correct computing ballistics tables for the U.S. Navy. solving systems of linear equations.
This type of drive is popular for storing data files created on publicly used computers (such as at a school):
hub. graphics. scanner. Correct-USB flash drive.
Programs such as Internet Explorer that serve as navigable windows into the Web are called
hypertext. search engines. Correct-browsers. networks.
Computers have changed the way humans go about their day-to-day lives. Events and ideas radically change the way people work, live, and think. This dramatic change is known as a(n)
industrial revolution within a country. counterculture. Correct-paradigm shift. shift in traditions.
The errors in the sentence "Their is a read house on this block" would be caught by the
line formatting checker. Correct-grammar and style checker. thesaurus. spelling checker.
Input and output secondary storage devices include all of the following EXCEPT:
magnetic tape drives. hard disk drives. Correct-RAM. flash drives.
The following calculating tool had an immediate and profound effect on the human race:
mandrel Correct-abacus handicraft lathe
Computer modeling can be done with all the following EXCEPT:
mathematical applications. spreadsheets. Correct desktop-publishing software. standard programming languages.
The time for the processor to retrieve data from memory is measured in
megabits. Correct-nanoseconds. centuries. terabytes.
The most common input devices include
monitors and keyboards. printers and mice. monitors and mice. Correct-mice and keyboards.
The process of creating colors by combining colored lights is called ________ color synthesis
monochrome hexadecimal Correct-additive subtractive
Hypertext was developed to allow textual information to be linked in a ________ manner. Answers: multicasting real-time nonsequential linear
nonsequential
In the early nineteenth century, a "computer" was
not considered useful. paper used to perform calculations. Correct-a person who performed calculations. unreliable.
Transistors were invented in 1948 as a substitute for the vacuum tube. They appeared in computers
only in Canada. the next year. Correct-8 years later. once computers were networked.
OCR stands for
optical coding recognizer. ostensibly characterized reader. Correct- optical character recognition. original character reader.
To save energy you can set your laptop computer to go to
overclock mode. dearth mode. garbage collection mode. Correct-sleep.
A ________ is a professionally designed "empty" document that can be adapted to the user's needs.
quick start guide Correct-template user guide file file
The software tools that enable a user to interact with a computer for specific purposes are known as
ransomware. Correct -applications. hardware. networked software.
A bitmapped graphic is also called a(n) ________ graphic. Answers: vector raster animated digital
raster
The three additive primary colors in a computer display include
red, green, black. green, brown, yellow. Correct- red, green, blue. yellow, blue, white.
Problems that software users encounter can be solved by using the following EXCEPT:
reference materials. help files. tutorials. Correct-life jackets.
Which technological advancement made it possible for computers to become as small as they are today?
repeater vacuum tube transistor Correct -silicon chip
The number of sound snapshots the recording equipment takes each second is known as Answers: analog acquisition rate. snapshot rate. sampling rate. digital count.
sampling rate.
A key on your keyboard can be used in combination with another key to modify meanings of keystrokes. For example, holding the Shift key while pressing the "S" key types a capital S, while Ctrl+S tell a Windows application to
search the current document. Correct- save the current document. scroll. shift.
For a computer to recognize and understand analog data, it first must be
sent to a mainframe for interpretation. sent to a microphone device. Correct-digitized. analyzed for viruses.
A set of computer instructions designed to solve a specific problem is referred to as a
solution. device. Correct- program. hardware concept
What is a computer that provides software and other resources to computers over a network?
supercomputer Correct-server workstation calculator
Approximately 1,000 megabytes is a
terabyte. kilobyte. petabyte. Correct gigabyte.
The special-purpose computer that allowed British military intelligence to eavesdrop on even the most secret German messages was named
the Turing. the BMI. Z1. Correct Colossus.
When a computer is off, what is in RAM?
the operating system the BIOS the software applications Correct- nothing
Compatibility, with regard to computers, refers to
the software doing the right job for the user. being versatile enough to handle the job. Correct- the software being able to run on the computer. software that is likely to cause problems.
A spell checker may not find an error in the word "wood" when it should have been "would" because
the two words are proper nouns. the two words are not in the thesaurus. the two words are synonyms. Correct -spell checkers do not find context errors.
Pixels are Answers: dots of ink from an inkjet printer. a set of tools on-screen. connectors on the end of a PDA handheld device. tiny dots on a computer screen arranged in rows
tiny dots on a computer screen arranged in rows
This device, a tiny orange handle located in the middle of a keyboard, is called a
trackpad. Correct-trackpoint. mouse. trackball.
Employees who reside in different parts of the country and need to meet regularly, can use computer technology known as
video-display software. video digitizing. Correct- videoconferencing. video scanning.
A realistic term that captures the idea that the information that comes out of a computer system is only as good, accurate, and valid as the data that goes into it is known as
virtual memory. EDI. Correct- GIGO. virtual reality.
This software is the bridge between your application software and the computer's hardware:
virtual memory. freeware. Correct- operating system. virtual reality.
Many of the jobs that have existed for hundreds of years are no longer needed due to
voice recognition software. computer crime. Correct -automation. poor ethical and moral decisions.
Documents converted to ________ can be natively displayed on the Web
a .docx file Correct-HTML .xlsx format machine language
The company that introduced PageMaker software to the desktop publishing world was
Adobe. Correct- Aldus. Microsoft. Macromedia
The number of bits devoted to each pixel is called Answers: resolution. bit depth. byte depth. vector graphics.
Bit depth
ASCII stands for
American Standard Code for Information Interface. American Standard Computer Interface Internet. Correct American Standard Code for Information Interchange. Advanced Standard Code for Interface Interchange.
A(n) ________ uses laser beams rather than magnets to read and write bits of data on a reflective aluminum layer of the disc.
Correct-optical disc drive magnetic tape drive USB drive floppy drive
This device, when dragged across a line of printed text acts as an OCR and recognizes and stores the text to be transferred to your computer:
Correct-pen scanner. yellow sticky pen. highlighter. POS terminal.
Hardware components are
Correct-physical parts of a computer system. the same as software. impossible to add on after the initial purchase of a computer. the intangible parts of a computer system.
The typical hard disk consists of several
Correct-platters. tapes. fragments. cones.
Windows Explorer is an example of this type of utility
Correct file management. defragmentation. Java. BlackBerry.
This type of computer uses less energy than a desktop computer:
Correct notebook. supercomputer. mainframe. Blu-ray.
The most widely known code of conduct specifically for computer professionals is the
Correct- Association for Computing Machinery Code of Ethics. Computer Users Code of Ethics. Association of Digital Code of Ethics. ICCA Code of Ethics.
The combination of CAD and ________ programs is a major step toward a fully automated factory
Correct- CAM PDF desktop publishing NLE
Wikipedia, a collection of Web pages that can be edited by anyone, is an example of a
Correct- Web application. PC application. Mac OS application. Microsoft Office application.
An example of biodigital technology would be
Correct- a computer chip embedded in a person's body. a chip embedded in a robot. a car with digital electronics. the use of a microscope for diagnosing a plant disease.
The ENIAC could calculate 500 times faster than the existing electromechanical calculators, which was about as fast as the Gloster Meteor. a current day Nascar winner. the Tonan Maru. a modern pocket calculator.
Correct- a modern pocket calculator
The display size of a monitor is measured
Correct- diagonally. horizontally. vertically. from center to the furthest corner.
One billion clock cycles per second is
Correct- gigahertz. hertz. Mbits. megahertz.
Sophisticated software that interprets pen movements as characters and words is called
Correct- handwriting recognition. voice recognition. speech recognition. pen technology.
Java is referred to as a(n)
Correct- high-level language. low-level language. programming mid-level language. hardware device driver.
Optical disc drives use ________ rather than magnets to read and write bits of data on a reflective aluminum layer of a disc.
Correct- laser beams black light ultrasound electrical currents
Machine language uses
Correct- numeric codes. English language codes. Java language. human instructions.
A pixel is a
Correct- picture element or dot on a screen. point of ink on a laser-printed page. point of ink on an inkjet printed page. light beam used as an input device.
Binary means
Correct- there are two possibilities, on and off. the same as a byte, 8 bits. there are three options; 0, 1, and 2. that computers really need to have three or more options
This device captures an analog video signal and converts it to a digital signal that can be stored in memory and displayed on a computer screen:
Correct- video digitizer. synthesizer. midi port. video transducer.
The acronym WORM stands for
Correct- write-once, read-many. write only recordable memories. work overtime, reap money. write-office, read-most.
________ enable(s) users to control computers without having to think like programmers.
Correct-Software applications RAM CMOS Binary number systems
Bar-code readers use light to read
Correct-UPCs. UPSs. POSs. LCD screens.
Backward compatibility means that
Correct-a Core i7 chip can handle processing previously done by a Core 2 Duo. all hardware will work with other hardware. a new mouse will not work with older hardware. all software will work on all other computer systems.
Sectors on disk drives are grouped into
Correct-clusters. cones. rods. relics.
When a programmer checks to see if a program functions correctly and then corrects errors, it is known as
Correct-debugging. de-erroring. default-error checking. error-proofing a program.
The program that allows I/O devices to communicate with the computer is known as a(n)
Correct-device driver. utility program. application file. CCDs.
An analog-to-digital converter (ADC) converts electrical charges into
Correct-digital values. D-Wave clusters. midori values drogue values.
This type of memory card is used in MP3 players, smart phones, and many other electronic devices:
Correct-flash memory. CMOS. bubble memory. memristors.
A ________ file is a file allocated to noncontiguous clusters.
Correct-fragmented. tracked. blocked sectored
The first successful general-purpose commercial computer built in the United States was called the
ENIAC. Correct-UNIVAC 1. Small-Scale Experimental Machine. Z1.
A popular specialized accounting and financial-management software program is
Excel. Access. Correct- Quicken. Dreamweaver.
________ is what allows a computer to function as a word processor, then a browser, and then a spreadsheet.
Hardware Firmware Correct Software Drivers
________ developed the microprocessor.
IBM Microsoft Correct- Intel Apple
A standard interface used to send commands between computers and musical instruments is Answers: MP3. DRM. MIDI. AAC.
MIDI
________ commands can be interpreted by a variety of music synthesizers. Answers: DRM Inkscape JPG MIDI
MIDI
Which of these allows multiple operating systems to be simultaneously active on one physical machine?
MIDI applications. Correct-virtualization. device drivers. memristors.
A popular compression file type for digital video is Answers: DOCX. PNG. MPEG. JPG.
MPEG
Silicon Valley, where numerous microprocessor manufacturing companies are located, is in
New York. Texas. Correct California. Oregon.
A vector graphics format that is associated with Adobe Flash is Answers: SWF. SVG. GIF. JPG.
SWF
An advantage of using CAD software to create a model is that Answers: it forbids the use of a mouse and mandates keyboard-only input, thus increasing the analytical and typing skills of its users. it is cheaper to use. once the design is finished, it cannot be altered. it is slower, which allows for better accuracy.
it's cheaper to use
All of the following are examples of pointing devices used in painting software EXCEPT: Answers: mouse. joystick. keyboard. stylus.
keyboard
Engelbart is widely recognized for his vision of a
keyboard. Correct-mouse. monitor. social network
These systems are helpful to people who cannot use their hands while they work
keyboards. mice. Correct-speech recognition. RAM.
A group of 8 bits is known as a
kilobyte. binary digit. Correct- byte. megabit.
Which of the following is the largest storage unit?
kilobyte. terabyte. gigabyte. Correct-petabyte.
What is the intersection of a column and a row in a spreadsheet called?
label value locator Correct- cell
=((C10+C11)/12)+D18 is an example of a
label. cell address. Correct-formula. decimal value
The higher the resolution of a given size monitor, the
larger the pixels. Correct-closer together the pixels. further apart the pixels. less clear the screen is.