IS Chap 6, 4, 7
Which of the following is not a type of scanning device?
Styllus
This type of embedded operating system is used by smartphones.
mobile
A(n) ____ printer forms characters and graphics on a piece of paper without actually striking the paper.
nonimpact
Which of the following characteristics about RAID is incorrect?
one high-capacity hard disk drive
This system software is responsible for managing your computer's resources including memory, processing, and storage.
operating system
This type of mouse emits and senses light to detect mouse movement.
optical
Which of these is not a mass storage device?
optical disc
The actual photographed resolution of a digital camera like the one shown in the accompanying figure is known as the ____.
optical resolution
____ is data that has been processed into a useful form.
output
Hard disks store and organize files using all the following, except _______.
paths
The series of dots that form the image on a monitor are called _______.
pixels
A(n) ____ monitor is a display that uses gas plasma technology, which sandwiches a layer of gas between two glass plates.
plasma
In a grocery store, a(n) ____ is a combination of an electronic cash register, bar code reader, and printer.
point of sale (POS) terminal
The process of accessing information from secondary storage devices is referred to as _______.
reading
What monitor feature is expressed as a matrix of dots or pixels?
resolution
____ is the number of horizontal and vertical pixels in a display device.
resolution
A fingerprint ____ captures curves and indentations of a fingerprint.
scanner
On a hard disk each track is divided into invisible wedge-shaped sections called _______.
sectors
in a network operating system, this computer coordinates all communication between computers.
server
The most widely used audio-output devices.
speakers and headphones
The primary principle at work in a laser printer is __________ the same energy that makes clothes in the dryer stick together or a lightning bolt travel from a thundercloud to the ground.
static electricity
A penlike device commonly used with tablet PCs and PDAs.
styllus
A shortcut is an icon on the desktop or in a folder that provides a user with immediate access to a program or file.
true
Although current internal hard disks are built to withstand shocks and are sealed tightly to keep out contaminants, head crashes still occur.
true
DVD-R and DVD+R are competing DVD-recordable formats.
true
Depending on the device, manufacturers claim memory cards can last from 10 to 100 years.
true
Digital or interactive whiteboards display a computer's desktop and can be controlled using a special pen or a finger.
true
Hearing-impaired users can instruct programs to display words instead of sounds.
true
In addition to being a stand-alone operating system, UNIX also is a server operating system.
true
In many cases, a magstripe reader is part of a POS terminal.
true
In some software applications, the computer can speak the contents of a document through voice output.
true
Inside a CRT, an electron beam moves back and forth across the back of the screen causing the dots on the front of the screen to glow, which produces an image on the screen.
true
Most optical disc drives can read a Picture CD.
true
OCR devices read printed characters in an OCR font.
true
On notebook and some handheld computers, smart phones, and other mobile devices, the keyboard is built in the top of the system unit.
true
One sign of a virus infection is that available memory is less than what should be available.
true
Output devices are any hardware used to provide or to create output.
true
Regardless of the size of the computer, most operating systems provide similar functions.
true
Some data projectors are small portable devices.
true
Some operating systems include a Web browser and an e-mail program, enabling users to begin accessing the Web and communicating with others as soon as they set up the Internet connection.
true
The mouse is the most widely used pointing device today.
true
The operating system allows the user to interact with the application programs and computer hardware through a user interface.
true
The operating system is often referred to as the software platform.
true
Thermal printers use heat elements to produce images on heat-sensitive paper and are used at ATMs and gasoline pumps.
true
To capture a handwritten signature, a user writes his or her name on a signature capture pad with a stylus or pen that is attached to the device.
true
Users today typically run multiple programs concurrently.
true
Voice over IP enables users to speak to other users over the Internet.
true
When programmers move application software from one UNIX version to another, they sometimes have to rewrite some of the programs.
true
When users press a key or move the mouse, a screen saver disappears and the screen returns to the previous state
true
When users press a key or move the mouse, a screen saver disappears and the screen returns to the previous state.
true
client operating systems can operate with or without a network.
true
This type of boot occurs when the computer is already on and you restart it without turning off the power.
warm boot
A(n) ____ mouse is a battery-powered mouse that transmits data using wireless technology, such as radio waves or infrared light waves.
wireless
A(n) ____ is an identification code that consists of a set of vertical lines and spaces of different widths.
bar codes
A CD-RW disc _______.
can be erased and rewritten
The _______ of a secondary storage device indicates how much data the storage medium can hold.
capacity
This allows you to upload and store documents on the Internet.
cloud storage
This type of program allows communication between a peripheral device, such as a mouse or printer, and the rest of the computer system.
device driver
This process improves system performance by acting as a temporary high-speed holding area between a secondary storage device and the CPU.
disk caching
The windows troubleshooting utility that identifies and eliminates nonessential files is called _______.
disk clean up
____ are audio output devices that rest inside the ear canal.
earbuds
The category of operating system used for handheld devices.
embedded
The study of human factors related to things people use.
ergonomics
A large monitor allows users to view less information on the screen at once, but usually is less expensive.
false
Although older computers used tape cartridges, today's computers use reel-to-reel tape drives.
false
Because audio CDs and CD-ROMs use different laser technologies, a CD-ROM drive cannot be used to listen to an audio CD while working on the computer.
false
Current personal computer hard disks typically have storage capacities of less than 20 GB.
false
Ergonomics is the technology of authenticating a person's identity by verifying a personal characteristic.
false
Few operating systems include any utility programs.
false
Information on a display device, sometimes called hard copy, exists electronically and appears for a temporary period.
false
Operating systems rarely provide a means to establish Internet connections.
false
Programs such as word processors and spreadsheets are known as utilities.
false
Starting or restarting a computer is called tasking the system.
false
The boot process is very different for large and small computers.
false
The images stored on microfilm and microfiche are so large that they can be read without a microfilm or microfiche reader.
false
The most widely used input devices are monitors, printers, and keyboards.
false
The speed of a CD-ROM drive has no effect on how fast it installs programs or accesses the disc.
false
The wireless technology used for a wireless mouse is very different from that of a wireless keyboard.
false
Visually impaired users cannot change Windows settings, such as increasing the size or changing the color of text to make words easier to read.
false
Windows users work with a mouse that has only one button.
false
You can erase a DVD-ROM.
false
You can read, write, and erase a DVD-R.
false
Which of the following is true about an internal hard disk?
fixed amount of storage
When a file is broken up into small parts that are stored wherever space is available, the hard disk is said to become _______.
fragmented
Solid-state storage devices are different than hard disks in that they _______.
have no moving parts
The hard disk's disk surface is scratched and some or all of the data is destroyed when there is a _______.
head crash
A(n) ____ printer forms characters and graphics on a piece of paper by striking a mechanism against an inked ribbon that physically contacts the paper.
impact
A(n) ____ device is any hardware component that allows users to enter data or instructions (programs, commands, and user responses) into a computer.
input
_______ is any data or instructions that are used by a computer.
input
Which of the following statements is incorrect?
Printer speed is measured by how many words are printer per minute
Which of the following is not an example of secondary storage?
RAM
______ is the process of making a three-dimensional solid object of virtually any shape from a digital model.
3D Printing
Which monitor is the most energy efficient.
LED
This reading device is used in banks to read the numbers on the bottom of checks and deposit slips.
MICR
Which of the following types of character recognition systems is used for standardized multiple-choice testing?
OMR
Which of the following measures the amount of time required by the storage device to retrieve data and programs?
access speed