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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. ____ panels are the most expensive type of panel - and could be difficult to find.
Better
Worse
IPS (In Plane Switching)
Interlacing
2. ____ DVI-D connectors have 3 rows of 6 pins with one additional larger horizontal pin.
Single link
Analog CRT monitor
4
DisplayPort
3. ____ link allows for longer cable lengths and a higher video resolution and you should choose this type of video card whenever possible.
CRT native
1024 768
G2G (grey-to-grey - or GTG)
Dual
4. 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)
Static
IPS (In Plane Switching)
Converter box
5. When connecting various devices to a computer video card - you can typically find converter cables to match the interface on the video card with the interface on the device. However - these cables do not convert from ____ to ____ signaling.
Separately
Resolution
analog digital
RCA
6. 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.
1280x720 1920x1080
Color shift
Interlacing
Viewing angle
7. 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
30 99
HDCP
800 600
8. ____ displays have a 4:3 aspect ratio (used in CRT displays).
Utilities
VN (Twisted Nematic)
CCFL (Cold Cathode Fluorescent Lamp)
Normal
9. DisplayPort does not use ______ than DVI and HDMI.
Dot pitch
DisplayPort
720p 1080i
Higher voltage
10. Video cards with HDTV output typically include a conversion cable that converts the 7-pin connector into three ____ cables for connecting to an HDTV device.
30 99
RCA
1024 768
Response time
11. The ____ is the distance between pixels. A lower number means a sharper image and possibly higher resolutions.
Video card
Pixel pitch
1280x720 1920x1080
Same cable
12. ____ 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.
Contrast ratio
Brightness
Interlacing
LED (Light Emitting Diode)
13. 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.
both video and audio input
Response time
Single source
DVI-D (digital video-digital)
14. LCD monitors often include features for HDTV support such as built-in speakers and audio-out to ____ speakers. LCD monitors often include features for HDTV support such as an HDTV tuner to allow you to watch TV and change channels when the monitor is
1152 864
Video card
640 480
External
15. LCD monitors often include features for HDTV support such as an HDMI input that accepts ____________ through the HDMI port.
perture grill
VN (Twisted Nematic)
both video and audio input
DVI-I DVI-D
16. If the video card only has a DVI-D connector and you have an analog-only monitor - it is often cheaper to purchase a new ____ instead of the converter box.
Video card
HDCP
Refresh
Brighter
17. 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.
Dead
DVI-A connection
Single
Contrast ratio
18. Use the ____ connection to connect a TV - VCR - or video camera to the video card. Audio signals must be supplied separately.
DVI-I (digital video-integrated)
Composite
Backlight
CRT
19. 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.
Dot pitch
Aspect ratio
1024 768
Physical effective
20. The ____ is the number of pixels - and is expressed using two numbers: the number of horizontal rows and vertical columns.
Resolution
External
Worse
Interlacing
21. 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
Shadow mask
16:9
Physical effective
Interlacing
22. 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)
1280 1024
Composite
4:3
23. Common resolutions are often described using a naming standard - although these standards encompass much more than just resolution size. XGA = ____ x ____.
Aperture grill
1024 768
LCD monitor that accepts an analog connection
Dynamic
24. 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
TFT (thin film transistor)
perture grill
Contrast ratio
25. You can connect analog CRT monitors to a video card with a...
Dead
VA (Vertical Alignment)
Pixel pitch
D-sub connector
26. Be aware that the display qualities of your monitor depend on the capabilities of both the monitor and the ____.
Pixels
Normal
Dot pitch
Video card
27. LCD monitors often include features for HDTV support such as support for ____ to watch copy-protected content.
HDCP
Laptop
Return policy
LCD
28. VA panels have ____ color reproduction and wider viewing angles than TN displays - but with slower response times and a higher cost.
Better
DVI-A (digital video-analog)
Dual
1920 1200
29. 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
Viewing angle
Response time
Laptop
Dual
30. Dual link DVI-D can support 60 Hz up to ____ x ____ resolution.
both video and audio input
6
2048 1536
Return policy
31. Resolutions with a W in the name are X____ resolutions with a 16:10 aspect ratio. In addition to these standard resolutions - you can also purchase monitors with the 16:9 aspect ratio used by HDTV content.
30 99
CCFL (Cold Cathode Fluorescent Lamp)
Shadow mask
Widescreen
32. Because of how the ____ monitor works - portions of the display tube cannot be used for displaying the image.
720p 1080i
IPS (In Plane Switching)
DisplayPort
CRT
33. 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.
Color shift
30 99
Flat displays
Higher sharper
34. Common resolutions are often described using a naming standard - although these standards encompass much more than just resolution size. UXGA = ____ x ____.
Analog output
1600 1200
Worse
Speakers USB
35. Most manufactures have a minimum number of ____ pixels that must exist before they will consider an exchange. In addition - some place limitations on where they must be located in order to qualify.
1152 864
Video card
Resolution
Dead
36. 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.
Utilities
Dead pixel
Brightness
DVI-A connection
37. The ____ is the distance between pixels measured in millimeters. The standard in color monitors in about .15 mm to .30 mm.
Dot pitch
G2G (grey-to-grey - or GTG)
Video card
1600 1200
38. Common resolutions are often described using a naming standard - although these standards encompass much more than just resolution size.WUXGA = ____ x ____.
Dynamic
Response time
1920 1200
6
39. Because ____ monitors have better color reproduction than TN monitors and are cheaper than IPS monitors - they are still used by many graphic artists.
VA (Vertical Alignment)
CRT
1920 1200
DVI HDMI
40. 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.
Resolution
Interlacing
VA (Vertical Alignment)
30 99
41. 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
Interlacing
DB-15
Normal
42. 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.
HDCP
Aperture grill
4:3
Shadow mask
43. LCD monitors often include features for HDTV support such as an HDMI input that accepts ____________ through the HDMI port.
2048 1536
Video card
both video and audio input
Degauss
44. Common resolutions are often described using a naming standard - although these standards encompass much more than just resolution size. XGA = ____ x ____.
DVI-A connection
Same cable
D-sub
1024 768
45. The DMS-59 uses a special cable that ____________into separate video interfaces. For example - the cable might split the signal into two DVI-I connectors - two D-sub connectors - or one DVI-I connector and one D-sub connector.
Splits the signal
D-sub
Interlacing
640 480
46. CRT monitors with DVI-D connectors are possible but rare. This means that the CRT monitor accepts ____ input.
LCD monitor that accepts an analog connection
CRT
Digital
1400 1050
47. DVI-D ____ link cable.
Dual
Single link
30 99
Widescreen
48. 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)
7
Better
Screen
49. It is common for ____ monitors to support a wide number of resolutions - but LCD monitors often have a____ (optimum) display resolution.
CRT native
1024 768
Splits the signal
DB-15
50. Resolutions with a W in the name are X____ resolutions with a 16:10 aspect ratio. In addition to these standard resolutions - you can also purchase monitors with the 16:9 aspect ratio used by HDTV content.
Dead pixel
Widescreen
Single
2048 1536