Computer Output - CIS 1
Plasma, OLED, LCD (match) Creates image using cells of ionized red, blue, and green gas. May have a relatively slow refresh rate since it relies on molecular movement. Has the best possible contrast ratio.
Plasma matches Choice, Creates image using cells of ionized red, blue, and green gas. LCD matches Choice, May have a relatively slow refresh rate since it relies on molecular movement. OLED matches Choice, Has the best possible contrast ratio.
Which two of the following statements are true? Blu-rays used magnetic particles to store data. DVDs use longer (red spectrum) lasers. DVDs and Blu-rays are considered optical media. Most DVD players can also play Blu-rays.
DVDs use longer (red spectrum) lasers. DVDs and Blu-rays are considered optical media.
Which of the following statements best defines the term "frame rate"? Number of horizontal lines of pixels on a display. Reason: Incorrect. Frame rate is the number of times per second a frame in a video is advanced. Number of times an image is refreshed on a display. Reason: Incorrect. This refers to resolution. Distance between the center of two adjoining pixels. Reason: Incorrect. This would be dot pitch. Number of times per second a frame in a video is advanced.
Number of times per second a frame in a video is advanced.
Which three of the following are true regarding a display's refresh rate? The higher the refresh rate, the smoother the video. Describes how fast each pixel in a display is updated. Videos play best with refresh rates at even multiples of the frame rate. Describes the number of times per second a frame is advanced in a video.
The higher the refresh rate, the smoother the video. Describes how fast each pixel in a display is updated. Videos play best with refresh rates at even multiples of the frame rate.
By efficiently turning electrons into photons (light) _____ displays can provide very bright screens with very little energy.
led
The video screen that comes with a computer is referred to as its _____-
monitor or display
Devices such as speakers, printers, and external keyboards are examples of _____
peripherals, hardware, devices, or peripheral
Which 3 of the following statements are true regarding an light-emitting diode (LED) display? Create a significant amount of heat Great for well-lit areas Extremely energy efficient Can be extremely thin
Great for well-lit areas Extremely energy efficient Can be extremely thin
A type of printer that is used to print large graphic images such as architectural drawings by mechanically moving a pen over a large sheet of paper is known as a(n) ____
plotter
High-definition displays typically have approximately ___ horizontal lines of pixels
1080
Also known as additive manufacturing (AM), ____ printing sprays successive layers of material to create an object.
3d
Which three colors make up a typical monitor's pixels? Multiple select question. Blue Green Orange Red
Blue Green Red
Which two of the following are the characteristics of thermal printing? Commonly used for printing receipts Useful for printing multiple color copies Paper turns black when heated Makes high-quality photo prints
Commonly used for printing receipts Paper turns black when heated
Printer manufacturers advertise the quality of their products by stating how many ___.
Dots per inch (DPI)
Most laptops, tablets, and smartphones use a(n) ___.
LCD
By efficiently turning electrons into photons ___.
LED displays provide very bright screens with very little energy.
Which four of the following are the common printer manufacturers? Lexmark Brother Canon Windows Hp
Lexmark Brother Canon HP
Though currently expensive, curved and paper-thin displays are possible using ___.
OLED technology
Which of the following type of display creates images with pixels made of red, green, and blue cells filled with ionized gas?
Plasma
Computers typically use a(n) ____ to link to peripherals such as printers or external hard drives
USB
Which 3 of the following are the characteristics of OLED technology? Use red, green, and blue light-emitting diodes (LEDs) to create each pixel. Currently more expensive to produce than liquid crystal display (LCD) screens. Capable of creating curved and extremely thin displays. Generate a significant amount of heat.
Use red, green, and blue light-emitting diodes (LEDs) to create each pixel. Currently more expensive to produce than liquid crystal display (LCD) screens. Capable of creating curved and extremely thin displays.
Which three of the following are the characteristics of a projector? Usually used with a screen. Usually requires a darkened environment. Typically use plasma to create images. Allows large audiences to view digital output.
Usually used with a screen. Usually requires a darkened environment. Allows large audiences to view digital output.
The width of a screen compared to the height of a screen is referred to as _____ ratio.
aspect
The width of a screen compared to the height of a screen is referred to as its _____ ratio.
aspect or screen aspect
The width of a screen compared to the height of a screen is referred to as the ___. aspect ratio screen size resolution color depth
aspect ratio
Surprisingly, inkjet printers are often sold ___. above production costs. below production costs. at double the production costs. beyond production costs.
below production costs.
The number of bits of data describing each pixel in a display is referred to as ___ resolution contrast ratio aspect ratio color depth
color depth
The number of bits of data describing each pixel in a display is referred to as ___ .
color depth
A description of the difference in the luminance of a display's white pixels compared to the black pixels is called _______ ratio.
contrast
A description of the difference in the luminance of a display's white pixels compared to the black pixels is called ___. aspect ratio. contrast ratio. color depth. resolution.
contrast ratio
The number of times per second a frame in a video is advanced is the definition of ___.
frame rate
lower range tones generally require ________ speakers.
larger
Toner is drawn to a drum when creating hardcopy using a(an) _____ printer.
laser, laserjet
DVDs, Blu-rays, and CDs are examples of ___ media storage.
optical
Using reflective material to store data that can be read using a laser is called ________ media storage.
optical
A type of display that creates an image by illuminating millions of microscopic tubes of ionized gas is a ______ screen.
plasma
Number of times per second a frame in a video is advanced is the definition of frame __________
rate
The term that describes how fast each pixel in a display is updated is the ______ rate.
refresh
The number of pixels in a display is called the display's ___. HD screen size aspect resolution
resolution
To convert sound waves into digital signals, each sound wave is __. sampled rated tested pixilated
sampled
The accuracy of a digital recording is determined by the device's ________ rate.
sampling
The accuracy of a digital recording is determined by the device's ___. sampling rate resolution rate auditory rate pixelating rate
sampling rate
The diagonal measure of the visible display is known as ______ size
screen
Laser printers are popular in offices because they use relatively inexpensive ___. ink toner thermal paper software
toner
Laser printers are popular in offices because they use relatively inexpensive ________.
toner
To create an image with a laser printer ________ is(are) drawn to the drum.
toner
Television displays with resolutions of at least 3840 × 2160 pixels are referred to as _____ HD.
ultra, 4k Ultra, 4k, 8k, 8k Ultra, or U
Which three the following are true regarding color depth? A measure of the accuracy of the color of each pixel. The number of pixels in a display. Also known as "bit depth." Specifically, the number of bits of data describing each pixel in a display.
A measure of the accuracy of the color of each pixel. Also known as "bit depth." Specifically, the number of bits of data describing each pixel in a display.
Which 2 of the following are true regarding laser printers? Much faster than inkjet printers when making multiple copies Use toner Much faster than inkjet printers when making a single (particularly color) copy Have lower initial costs than inkjet printers
Much faster than inkjet printers when making multiple copies Use toner
Printer manufactures often advertise how fast their printers are by using the acronym ___.
PPM
Which three of the following statements are true regarding a screen's resolution? Equals the diagonal length of the screen Shown as width x height in pixels Equals the number of pixels in a display A measure of image quality
Shown as width x height in pixels Equals the number of pixels in a display A measure of image quality
OLED stands for organic light-emitting _____
diode
The distance between two adjacent subpixels on a display is referred to as ___ pitch.
dot
The distance between two adjacent subpixels on a display is referred to as ___. color depth dot pitch resolution bit depth
dot pitch
The most common type of printer for home use is a(n) ____ printer.
inkjet
Because of their minimal power requirements, most laptops, smartphones, and tablet computers use a(n) _____ display.
lcd
The diagonal measure of the visible display is known as ___ dot pitch screen size aspect ratio contrast
screen size
Increased data transfer means you should use a: shorter cord. thinner cord. slower USB cord longer cord.
shorter cord
To improve the sound quality of their smartphones, many users purchase external ___.
speakers
To share your music and to enjoy better sound than your smartphone can provide, you may wish to purchase a bluetooth-capable, external ______
speakers, headphones
Most peripherals, such as this external hard drive connect to a computer using a(n) _____ port.
usb
Which two of the following are the characteristics of audio output? Digital devices use digital-to-analog converters Converts electrical impulses into air movement Most smartphones create excellent low-frequency tones An important part of all desktop computers
Digital devices use digital-to-analog converters Converts electrical impulses into air movement
Which 2 of the following are true regarding high-definition displays? Typically have 1,080 horizontal lines of pixels Typically have aspect ratios of 16:9 Typically have frame rates of 1,920 FPS Typically have refresh rates of 400 Hz
Typically have 1,080 horizontal lines of pixels Typically have aspect ratios of 16:9
Items that can be connected to a digital device are referred to as: Buses Addendums Externals Peripherals
peripherals