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misy160 practice ch6/7/8
most advanced form of digital TV
video standard has a typical resolution of 1280 x 1024
graphic processing unit's ___ is # of bits used to store info about each pixel
display that uses gas plasma technology, which sandwiches a layer of gas between two glass plates
basic thermal printers
inexpensive over time, but the print quality is low and the images tend to fade
printers creates images using a laser beam and powdered ink called ___
special type of label printer that may have a built-in digital scale and prints postage stamps
21-inch monitor like the one in the accompanying figure may have a viewable size of ____ inches
what users are turning to for crisper, higher-quality output than they can achieve with analog television
single point in an electronic image
a high-speed, high-quality nonimpact printer
alternative for blind users, outputs info in braille on paper
lightweight display device with a shallow depth, such as an LCD monitor or plasma monitor, that does not use CRT technology
users can add it to boost the low bass sounds
most likely to use 30 inch monitor
what uses internal miniature hard disks
media players, digital cams, smart phones
small sheet of film, usually about 4 inches by 6 inches, that stores microscopic images of documents
range of minitature hard disks storage capacities
single session disc
standard CD-ROM bc manufacturers write all items on disc at one time
holds data, instructions, and information for future use
range of Current CD-ROM drives transfer rates
On desktop computers, platters have a(n) ____ factor, or size, of approximately 3.5 inches in diameter
consists of a special-purpose chip and electronic circuits that control the transfer of data, instructions, and information from a disk to and from the system bus and other components in the computer.
number of bytes (characters) a storage medium can hold
have storage capacities of 16 GB to 256 GB and more
Some computers improve hard disk access time by using a ____, which consists of memory chips that store frequently accessed items
kodak picture CD
type of CD-ROM that stores digital versions of a single roll of film using a jpg file format
type of optical disc that users can read from but not write to or erase.
range for the access time of todays hard disks
reasons users subsrcibe to cloud storage service
save time by storing large files instantaneously, allow others to access files, store offsite back ups of data
causes a monitor's screen to display a moving image or blank screen if no keyboard or mouse activity occurs for a specified period of time.
With virtual memory, which is illustrated in the accompanying figure, a ____ is the amount of data and program instructions that can swap at a given time.
core of an operating system that maintains the computer's clock, starts applications, and assigns the computer's resources, such as devices, programs, data, and information
stand-alone operating system
complete operating system that works on a desktop computer, notebook computer, or mobile computing device
windows phone 7
operating system that includes functionality, applications, and a user interface designed for specific types of smart phones.
During a cold boot on a personal computer, the POST (power-on self test) results are compared with data in a ___
usually a CD that contains a few system files that will start the computer that computer can be booted from is hard disk is damaged
utility that allows users to display, copy, and print the contents of a graphics file
multiple documents line up in a(n) ____ in the buffer.
operating systems and utility programs
2 types of system software
multitasking operating system developed in the early 1970s by scientists at Bell Laboratories
area of hard disk used for virtual memory bc it exchanges data, information, and instructions between memory and storage
reverses process and returns backed up files to original form in the event a backup file is used
someone who tries to access a computer or network illegally
a computer that continues to operate when one of its components fails, ensuring that no data is lost