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Test your basic knowledge |
Comptia A +: Hardware Display Devices
Start Test
Study First
Subjects
:
certifications
,
comptia-a-+
,
it-skills
Instructions:
Answer 50 questions in 15 minutes.
If you are not ready to take this test, you can
study here
.
Match each statement with the correct term.
Don't refresh. All questions and answers are randomly picked and ordered every time you load a test.
This is a study tool. The 3 wrong answers for each question are randomly chosen from answers to other questions. So, you might find at times the answers obvious, but you will see it re-enforces your understanding as you take the test each time.
1. The ____ is the distance between pixels. A lower number means a sharper image and possibly higher resolutions.
LCD
LED (Light Emitting Diode)
Better
Pixel pitch
2. Common resolutions are often described using a naming standard - although these standards encompass much more than just resolution size. XGA = ____ x ____.
Digital
1024 768
Shadow mask
6
3. You can connect analog CRT monitors to a video card with a...
DVI-D (digital video-digital)
D-sub connector
Y brightness
CRT
4. Common resolutions are often described using a naming standard - although these standards encompass much more than just resolution size. SXGA = ____ x ____ (5:4 aspect ratio).
1280 1024
4:3
CCFL (Cold Cathode Fluorescent Lamp)
Color shift
5. The ____ is the ratio of the width and the height.
Contrast ratio
Aspect ratio
Dual
Aperture grill
6. Most manufactures have started using a ____ measure of response time - which makes the response time faster than a white-to-black response time.
DB-15
LED (Light Emitting Diode)
6
G2G (grey-to-grey - or GTG)
7. CRT monitors with DVI-D connectors are possible but rare. This means that the CRT monitor accepts ____ input.
Brighter
Progressive scanning
Brightness
Digital
8. Some LCD monitors have a D-sub connection - or you might need a cable with this connection on one end and a _______ on the other end to connect to the LCD monitor.
1680 1050
Laptop
Dead
DVI-A connection
9. Composite signals combine three qualities of video into a single signal; the ____ channel is for ____ or luminance and U and V channels provide color information.
Laptop
Brightness
TFT (thin film transistor)
Y brightness
10. Dual link DVI-D can support 60 Hz up to ____ x ____ resolution.
1920 1200
2048 1536
Brighter
D-sub connector
11. VA panels have ____ color reproduction and wider viewing angles than TN displays - but with slower response times and a higher cost.
Analog CRT monitor
Better
CCFL (Cold Cathode Fluorescent Lamp)
Separately
12. Common resolutions are often described using a naming standard - although these standards encompass much more than just resolution size. VGA = ____ x ____.
Return policy
External
DB-15
640 480
13. If you watch HDTV content (DVD movies) on a 16:10 monitor - the display will either be stretched slightly or have black bars (areas without video content) on the top and the bottom. If you want to optimize DVD viewing from your computer - consider pu
Converter
DVI HDMI
Worse
16:9
14. Monitor size is typically described using a ____ measurement.
1280 1024
Response time
Diagonal
1400 1050
15. The ____ refers to the difference in light intensity between the brightest white and the darkest black. An example is 1000:1. A higher initial number indicates a better quality picture.
Contrast ratio
Dot pitch
Better
Aperture grill
16. Screen size is often expressed in two different measures - the ____ screen size (also called the actual size) and the ____ viewing size that identifies the largest image size that can be displayed.
Physical effective
IPS (In Plane Switching)
800 600
Converter box
17. ____ or luminance identifies the amount of light the monitor produces (how bright it is) and is measured in candelas per square meter (cd/m2 also called a Nit) - with a higher number indicating a brighter screen.
DVI-I (digital video-integrated)
Backlight
Brightness
Higher sharper
18. The ____ connection has all of the pins present in both the DVI-A and DVI-D connections. Most video cards and many LCD monitors have this connection.
1280x720 1920x1080
30 99
DVI-I (digital video-integrated)
1400 1050
19. A ____ connection on a video card provides analog output and are rarely (if ever) used for computers monitors - but might be used on some HDTV systems.
DVI-A (digital video-analog)
IPS (In Plane Switching)
Same cable
CCFL (Cold Cathode Fluorescent Lamp)
20. Additional monitor features include built in ____ or ____ hub.
Speakers USB
Aperture grill
CRT
Screen
21. Having a few dead ____ can be common on many displays.
Pixels
Return policy
1600 1200
Brightness
22. Cheaper TVs and monitors at lower resolutions or using ____ (where every other line is drawn with each pass) are not capable of displaying all of the video content in full HD.
Resolution
IPS (In Plane Switching)
Normal
Interlacing
23. A ____ connection on a video card provides digital output. These connections are rated as either single link or dual link.
DVI-D (digital video-digital)
1280 1024
Composite video
LCD
24. There are ____ to identify and possibly fix dead pixels on a monitor.
G2G (grey-to-grey - or GTG)
Brightness
Utilities
Response time
25. S-video (separate-video - Y/C - or S-VHS) connections are present on many video cards and supply ____ - video-only TV output.
DMS-59
External
Analog
U V color
26. Use the ____ connection to connect a TV - VCR - or video camera to the video card. Audio signals must be supplied separately.
Pixel pitch
30 99
2048 1536
Composite
27. There are currently two methods used for the backlight - 2) ____ backlights provide brighter screens - lower power consumption - a wider color range - greater contrast - and mercury-free construction. They use DC power - eliminating the need for an i
LED (Light Emitting Diode)
Response time
both video and audio input
Interlacing
28. The LCD ____ provides the light that makes the individual pixels visible. The light itself is actually along the top - bottom - and/or sides - with a special layer that reflects the light throughout the display.
Backlight
6
1024 768
1152 864
29. Additional monitor features include built in ____ or ____ hub.
Speakers USB
IPS (In Plane Switching)
Refresh
2048 1536
30. You can connect analog CRT monitors to a video card with a...
Refresh
Progressive scanning
D-sub connector
Viewing angle
31. The ____ is the ratio of the width and the height.
Resolution
Aspect ratio
1280x720 1920x1080
Dual link
32. ____ cable and female port.
Interlacing
S-video
Digital
Resolution
33. LCD displays are very delicate and occasionally a pixel fails to display properly (called a ____).
Dead pixel
Static
VA (Vertical Alignment)
1280 1024
34. The s-video connector is a ____-pin mini-din connector that has two separate channels - one for Y (luminance) and one for UV (color).
LCD
D-sub connector
4
Aperture grill
35. Having a few dead ____ can be common on many displays.
DVI-D (digital video-digital)
16:9
Pixels
Brightness
36. RT monitors use an electron beam that hits phosphor dots inside of a vacuum tube. While it is possible for a CRT monitor to have a digital connection - virtually all CRT monitors connect to the video card using a ____ (also called a D-sub) connector.
Pixel pitch
CRT
DB-15
CRT
37. ____ is a digital video and audio connector used for high-definition digital audio and video. Itcombines the audio and video signals onto a single cable. You can use HDMI connectors with a video card with an ____ connector. Many of these video cards
HDMI (High-Definition Multimedia Interface)
Pixels
Better
1680 1050
38. ____ monitors use a single value for the screen size. These monitors can use the entire screen for displaying images - use a liquid crystal material and transistors to display images.
6
CCFL (Cold Cathode Fluorescent Lamp)
LCD
Physical effective
39. Common resolutions are often described using a naming standard - although these standards encompass much more than just resolution size. WSXGA+ = ____ x ____. UXGA = 1600 x 1200 WUXGA = 1920 x 1200
Analog output
800 600
1680 1050
Static
40. The ____ refers to the difference in light intensity between the brightest white and the darkest black. An example is 1000:1. A higher initial number indicates a better quality picture.
Contrast ratio
CRT native
640 480
Debris
41. ____ on the screen can be mistaken for a dead pixel.
Degauss
DVI-I (digital video-integrated)
Return policy
Debris
42. The smaller the dot pitch - the more room there is for____ resolutions and the ____ a picture may be.
6
Higher sharper
Interlacing
1400 1050
43. ____ panels are the most expensive type of panel - and could be difficult to find.
Higher sharper
IPS (In Plane Switching)
Dual
Speakers USB
44. The ____ is the distance between pixels measured in millimeters. The standard in color monitors in about .15 mm to .30 mm.
Video card
Dot pitch
DVI-D (digital video-digital)
DVI-D (digital video-digital)
45. A ____ screen is typically desired for watching movies - or on laptops where the screen is viewed in full sunlight.
Brighter
Degauss
720p 1080i
Contrast ratio
46. ____ female port.
DVI-D (digital video-digital)
Converter box
Dot pitch
IPS (In Plane Switching)
47. The ____ connector is used to allow multiple video ports from a single connection.It is typically included on slimline video cards that can have only a single port. It sends out two separate DVI-I signals through the single connector.
DVI-I (digital video-integrated)
Refresh
Laptop
DMS-59
48. ____ DVI-D connectors have 3 rows of 6 pins with one additional larger horizontal pin.
Flat displays
VN (Twisted Nematic)
Converter
Single link
49. A ____ screen is typically desired for watching movies - or on laptops where the screen is viewed in full sunlight.
Dual
CRT
Brighter
LED (Light Emitting Diode)
50. Without a built-in tuner - video input is limited to a ____ channel - and changing TV channels must be done at the ____ device before inputting into the video card.
Interlacing
Brighter
Single source
6