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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. Common resolutions are often described using a naming standard - although these standards encompass much more than just resolution size. SVGA = ____ x ____.
800 600
CRT native
Static
1152 864
2. LDC monitors use ____ panels that are the most common type used in computer monitors - especially in smaller sizes. These panels have very good response times (2ms to 5ms) - so are well-suited for games with a lot of motion.
6
VN (Twisted Nematic)
Dead pixel
Dual
3. The smaller the dot pitch - the more room there is for____ resolutions and the ____ a picture may be.
Higher sharper
Color shift
1600 1200
VA (Vertical Alignment)
4. A DVI-A (digital video-analog) is used for an ____________. Use a cable with a D-sub connection on one end and this connection on the other end to connect to the monitor.
VN (Twisted Nematic)
Resolution
DMS-59
Analog CRT monitor
5. 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)
Viewing angle
1280x720 1920x1080
Video card
6. Common resolutions are often described using a naming standard - although these standards encompass much more than just resolution size. SVGA = ____ x ____.
TFT (thin film transistor)
D-sub connector
DVI-A connection
800 600
7. There are two methods of controlling the illumination of the phosphor - 2) an ____ consists of a screen of ultra thin vertical and horizontal wires. This configuration allows more electrons through resulting in a richer color display.
Aperture grill
DVI-I (digital video-integrated)
Speakers USB
Physical effective
8. A DVI-A (digital video-analog) is used for an ____________. Use a cable with a D-sub connection on one end and this connection on the other end to connect to the monitor.
Color shift
1680 1050
Converter box
Analog CRT monitor
9. Green monitors are Energy Star or Green Star compliant. These monitors use less than ____ watts and reduce power consumption by ____% when in sleep or suspended mode.
30 99
Dual
Physical effective
Single link
10. There are two methods of controlling the illumination of the phosphor - 2) an ____ consists of a screen of ultra thin vertical and horizontal wires. This configuration allows more electrons through resulting in a richer color display.
Progressive scanning
Aperture grill
Pixel pitch
Shadow mask
11. 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.
Brighter
Progressive scanning
Brightness
perture grill
12. 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
Diagonal
Degauss
Composite
Shadow mask
13. Because of how the ____ monitor works - portions of the display tube cannot be used for displaying the image.
Screen
Dual
DB-15
CRT
14. Common resolutions are often described using a naming standard - although these standards encompass much more than just resolution size.WUXGA = ____ x ____.
1920 1200
720p 1080i
Splits the signal
1152 864
15. The ____ is the number of pixels - and is expressed using two numbers: the number of horizontal rows and vertical columns.
Resolution
VN (Twisted Nematic)
Backlight
Speakers USB
16. Single link DVI-D connectors can support 60 Hz up to ____ x ____ resolution.
Analog CRT monitor
30 99
1920 1080
1600 1200
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.
IPS (In Plane Switching)
CRT
S-video
LCD
18. ____ and ____ are electrically equivalent - meaning that a simple pin-to-pin adapter is all that is required to connect a DVI device to an HDMI port.
Pixel pitch
16:9
2048 1536
DVI HDMI
19. DVI-D ____ link cable.
Flat displays
Single
Converter
Better
20. There are two methods of controlling the illumination of the phosphor - 2) an ____ consists of a screen of ultra thin vertical and horizontal wires. This configuration allows more electrons through resulting in a richer color display.
Converter box
IPS (In Plane Switching)
Aperture grill
Color shift
21. Additional monitor features include built in ____ or ____ hub.
1680 1050
Response time
Progressive scanning
Speakers USB
22. It is common for ____ monitors to support a wide number of resolutions - but LCD monitors often have a____ (optimum) display resolution.
CRT native
Color shift
Converter box
Normal
23. CRT monitors have a ____ aspect ratio which matches the display ration of a television set.
Brighter
4:3
LCD monitor that accepts an analog connection
VN (Twisted Nematic)
24. LCD monitors often include features for HDTV support such as an HDMI input that accepts ____________ through the HDMI port.
DVI HDMI
Response time
both video and audio input
6
25. The ____ identifies the angle at which the image can still be seen. With LCD monitors - the image will be dimmer and colors distorted when viewed from an angle. It is described with two numbers: horizontal angle and vertical angle - with a higher num
Response time
Viewing angle
Speakers USB
7
26. The ____ is the distance between pixels measured in millimeters. The standard in color monitors in about .15 mm to .30 mm.
DVI-D (digital video-digital)
4:3
30 99
Dot pitch
27. TN panels have ____ viewing angles and contrast ratios than the other display types.
Worse
Backlight
IPS (In Plane Switching)
6
28. Common resolutions are often described using a naming standard - although these standards encompass much more than just resolution size. VGA = ____ x ____.
DVI-A connection
640 480
Progressive scanning
Normal
29. Green monitors are Energy Star or Green Star compliant. These monitors use less than ____ watts and reduce power consumption by ____% when in sleep or suspended mode.
30 99
DVI-D (digital video-digital)
CRT
Worse
30. Because ____ monitors have better color reproduction than TN monitors and are cheaper than IPS monitors - they are still used by many graphic artists.
CRT
LED (Light Emitting Diode)
Dual
Pixels
31. ____ link allows for longer cable lengths and a higher video resolution and you should choose this type of video card whenever possible.
4:3
Dynamic
Widescreen
Dual
32. The ____ identifies the angle at which the image can still be seen. With LCD monitors - the image will be dimmer and colors distorted when viewed from an angle. It is described with two numbers: horizontal angle and vertical angle - with a higher num
30 99
Single link
Interlacing
Viewing angle
33. The ____ is the number of pixels - and is expressed using two numbers: the number of horizontal rows and vertical columns.
Resolution
Debris
both video and audio input
perture grill
34. LCD displays are very delicate and occasionally a pixel fails to display properly (called a ____).
Dynamic
Single
Dead pixel
Screen
35. ____ panels are the most expensive type of panel - and could be difficult to find.
Composite video
Viewing angle
IPS (In Plane Switching)
Flat displays
36. Be aware that the display qualities of your monitor depend on the capabilities of both the monitor and the ____.
Refresh
Debris
Normal
Video card
37. Common resolutions are often described using a naming standard - although these standards encompass much more than just resolution size. UXGA = ____ x ____.
Diagonal
Contrast ratio
1600 1200
Composite video
38. ____ panels have relatively slow response times (6ms to 16ms) - and have a slight purple tint in blacks when viewed from a wide angle.
IPS (In Plane Switching)
Color shift
U V color
DVI-I (digital video-integrated)
39. VA panels suffer from ____ that produces uneven colors across the display with loss of detail in dark scenes.
Color shift
DMS-59
Aperture grill
IPS (In Plane Switching)
40. 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.
Resolution
LCD
LCD monitor that accepts an analog connection
CCFL (Cold Cathode Fluorescent Lamp)
41. 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.
IPS (In Plane Switching)
30 99
Response time
Contrast ratio
42. S-video can easily be converted to composite video by combining the ____ and ____ channels into a single signal.
2048 1536
DB-15
TFT (thin film transistor)
Y UV
43. The ____ is the distance between pixels measured in millimeters. The standard in color monitors in about .15 mm to .30 mm.
Debris
Dot pitch
Contrast ratio
Speakers USB
44. The magnetic field used for drawing the image on the screen can cause a buildup of magnetism on internal monitor components. This magnetic field can cause color distortions - especially around the edges. To correct this problem - use the ____ feature
Degauss
1920 1200
1280 1024
Return policy
45. LDC monitors use ____ panels that are the most common type used in computer monitors - especially in smaller sizes. These panels have very good response times (2ms to 5ms) - so are well-suited for games with a lot of motion.
VN (Twisted Nematic)
TFT (thin film transistor)
Refresh
RCA
46. The ____ is the ratio of the width and the height.
DisplayPort
720p 1080i
CRT
Aspect ratio
47. The ____ connector - sometimes called a VGA connector - uses a DB-15 connector with three rows of pins.
IPS (In Plane Switching)
Resolution
D-sub
DVI-A (digital video-analog)
48. Most manufactures have started using a ____ measure of response time - which makes the response time faster than a white-to-black response time.
CRT
Refresh
DVI-A (digital video-analog)
G2G (grey-to-grey - or GTG)
49. ____ cable and female port.
6
F-type
S-video
Dual
50. ____ panels have relatively slow response times (6ms to 16ms) - and have a slight purple tint in blacks when viewed from a wide angle.
Normal
CCFL (Cold Cathode Fluorescent Lamp)
1152 864
IPS (In Plane Switching)