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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. ____ link allows for longer cable lengths and a higher video resolution and you should choose this type of video card whenever possible.
Aspect ratio
Dual
Widescreen
Worse
2. There are currently two methods used for the backlight - 1) ____ that is currently the most common backlight source and require an inverter to provide AC power to the backlight.
16:9
Normal
Refresh
CCFL (Cold Cathode Fluorescent Lamp)
3. The ____ contrast ratio indicates the difference that the monitor is capable of producing.
Return policy
Dynamic
640 480
1024 768
4. Common resolutions are often described using a naming standard - although these standards encompass much more than just resolution size. SXGA+ = ____ x ____.
Pixel pitch
1400 1050
Widescreen
TFT (thin film transistor)
5. Monitor size is typically described using a ____ measurement.
Composite video
CRT
Diagonal
Dual
6. There are two methods of controlling the illumination of the phosphor - 1) ____ that consists of a metal screen full of holes that are aligned with each dot. The screen shields the electron beam from illuminating between dots and leaves an outline ar
Shadow mask
Dynamic
Higher sharper
Video card
7. Common resolutions are often described using a naming standard - although these standards encompass much more than just resolution size. XGA = ____ x ____.
Converter box
1024 768
16:9
CRT
8. ____ video cable and female port.
Same cable
1280 1024
Composite
1024 768
9. TN panels have ____ viewing angles and contrast ratios than the other display types.
DVI-D (digital video-digital)
Pixel pitch
Worse
Dot pitch
10. The ____ connector - sometimes called a VGA connector - uses a DB-15 connector with three rows of pins.
Contrast ratio
Resolution
D-sub
1400 1050
11. The ____ is the number of pixels - and is expressed using two numbers: the number of horizontal rows and vertical columns.
Contrast ratio
G2G (grey-to-grey - or GTG)
DVI-D (digital video-digital)
Resolution
12. The ____ is the distance between pixels. A lower number means a sharper image and possibly higher resolutions.
Contrast ratio
Single link
Pixel pitch
DMS-59
13. A ____ screen is typically desired for watching movies - or on laptops where the screen is viewed in full sunlight.
Dual
CRT native
Brighter
Degauss
14. Common resolutions are often described using a naming standard - although these standards encompass much more than just resolution size. SVGA = ____ x ____.
800 600
Worse
Resolution
Dynamic
15. LCD monitors often include features for HDTV support such as an HDMI input that accepts ____________ through the HDMI port.
CCFL (Cold Cathode Fluorescent Lamp)
VA (Vertical Alignment)
Interlacing
both video and audio input
16. ____ DVI-D connectors have 3 rows of 8 pins plus the horizontal pin (often called a 25-pin - 24+1-pin - or 24-pin connector).
DMS-59
IPS (In Plane Switching)
Dual link
Analog output
17. ____ panels have the best color reproduction quality and viewing angles of the display types - and are well suited for graphic design where full and accurate color representation is required.
VA (Vertical Alignment)
Speakers USB
640 480
IPS (In Plane Switching)
18. Monitor size is typically described using a ____ measurement.
Analog output
Worse
Progressive scanning
Diagonal
19. Common resolutions are often described using a naming standard - although these standards encompass much more than just resolution size. UXGA = ____ x ____.
Shadow mask
1600 1200
VA (Vertical Alignment)
Response time
20. The ____ contrast ratio indicates the difference that the monitor is capable of producing.
HDMI (High-Definition Multimedia Interface)
Dynamic
Resolution
IPS (In Plane Switching)
21. The ____ rate is the amount of time (measured in Hz) required for the CRT's electron beam to paint the screen from top to bottom. Increasing the rate reduces screen flicker.
Single source
CCFL (Cold Cathode Fluorescent Lamp)
Better
Refresh
22. 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.
CRT
4:3
Physical effective
both video and audio input
23. 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.
Adapter
Worse
Interlacing
Shadow mask
24. ____ are tube monitors with a flatter glass tube that results in an image with less distortion around the edges.
TV-tuner
Flat displays
Pixels
Interlacing
25. 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)
Analog output
4:3
26. ____ are tube monitors with a flatter glass tube that results in an image with less distortion around the edges.
Flat displays
1400 1050
DVI-D (digital video-digital)
CCFL (Cold Cathode Fluorescent Lamp)
27. 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.
Brightness
DVI-A connection
Dot pitch
DB-15
28. On a(n) ____ monitor you might be able to see two horizontal lines running across the display. These lines are the wires that are used to dynamically change the grill opening.
1024 768
perture grill
Progressive scanning
DMS-59
29. DisplayPort uses a digital-only signal. To connect a VGA monitor to it - you will need a special active ____ that reformats the signal for analog devices.
1280x720 1920x1080
800 600
640 480
Converter
30. DisplayPort is also an internal video interface used by ____ displays to interface with internal video cards.
1400 1050
Laptop
640 480
Single link
31. The ____ is the distance between pixels measured in millimeters. The standard in color monitors in about .15 mm to .30 mm.
Viewing angle
Dot pitch
1680 1050
Refresh
32. Dual link DVI-D can support 60 Hz up to ____ x ____ resolution.
CCFL (Cold Cathode Fluorescent Lamp)
Single
DVI-I DVI-D
2048 1536
33. ____ panels have relatively slow response times (6ms to 16ms) - and have a slight purple tint in blacks when viewed from a wide angle.
Refresh
IPS (In Plane Switching)
1280 1024
7
34. ____ panels offer the best contrast ratios of the display types - and are well suited for movies that require good contrast.
VA (Vertical Alignment)
1280x720 1920x1080
CRT
7
35. Common resolutions are often described using a naming standard - although these standards encompass much more than just resolution size. SXGA+ = ____ x ____.
Better
Y UV
Response time
1400 1050
36. There are currently two methods used for the backlight - 1) ____ that is currently the most common backlight source and require an inverter to provide AC power to the backlight.
CCFL (Cold Cathode Fluorescent Lamp)
Pixels
CRT
Interlacing
37. ____ panels have the best color reproduction quality and viewing angles of the display types - and are well suited for graphic design where full and accurate color representation is required.
Video card
IPS (In Plane Switching)
S-video
Contrast ratio
38. The ____ is the ratio of the width and the height.
Aspect ratio
Same cable
CRT
Return policy
39. ____ (1280 x 720 progressive scan) and ____ (1920 x 1080 with interlacing) identify displays that do not support full HD content - with both 720p and 1080i being comparable in quality.
Converter box
perture grill
720p 1080i
DVI-A (digital video-analog)
40. 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
16:9
CRT native
30 99
DVI-I (digital video-integrated)
41. 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
16:9
Worse
30 99
CRT native
42. If you are concerned about dead pixels - review the ____ before purchasing.
Single link
Return policy
perture grill
Widescreen
43. The ____ is the distance between pixels measured in millimeters. The standard in color monitors in about .15 mm to .30 mm.
Dot pitch
Better
1280 1024
Response time
44. The s-video connector is a ____-pin mini-din connector that has two separate channels - one for Y (luminance) and one for UV (color).
4:3
perture grill
Converter
4
45. LCD monitors often include features for HDTV support such as support for ____ to watch copy-protected content.
1920 1080
HDCP
Shadow mask
1152 864
46. 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.
Progressive scanning
DVI-A (digital video-analog)
DB-15
Return policy
47. 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
Response time
LED (Light Emitting Diode)
perture grill
Dead pixel
48. You can connect an analog CRT or LCD monitor to a video card with a DVI-I connector. This requires a cable with a ____ connection on one end and a ____ connection on the other end.
Physical effective
VN (Twisted Nematic)
D-sub DVI-A
Shadow mask
49. ____ displays have a 4:3 aspect ratio (used in CRT displays).
Normal
CCFL (Cold Cathode Fluorescent Lamp)
Return policy
1152 864
50. The ____ is the number of pixels available on a display screen. Specifically - it is described by the amount of pixels horizontally across the display by the amount of pixels vertically down the display.
Separately
Worse
720p 1080i
Resolution