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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. Be aware that the display qualities of your monitor depend on the capabilities of both the monitor and the ____.
Analog CRT monitor
D-sub connector
Video card
Better
2. Video cards and monitors with a built-in TV tuner have an ____ cable TV connector. Most video cards that provide cable TV input also include audio output. However - most of these cards do not provide analog or digital monitor output.
HDCP
IPS (In Plane Switching)
F-type
640 480
3. ____ DVI-D connectors have 3 rows of 6 pins with one additional larger horizontal pin.
D-sub
1280x720 1920x1080
Analog output
Single link
4. ____ and active matrix are additional terms that are often used to describe LCD monitors. Currently - all LDC displays are these kinds of displays.
6
TFT (thin film transistor)
both video and audio input
TV-tuner
5. 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
LCD monitor that accepts an analog connection
16:9
Viewing angle
1400 1050
6. ____ panels offer the best contrast ratios of the display types - and are well suited for movies that require good contrast.
Dual
VA (Vertical Alignment)
CRT native
CRT
7. Common resolutions are often described using a naming standard - although these standards encompass much more than just resolution size. SXGA+ = ____ x ____.
Analog
Flat displays
1400 1050
CRT
8. 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.
VN (Twisted Nematic)
analog digital
DVI HDMI
Normal
9. ____ 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)
Resolution
D-sub
1280x720 1920x1080
10. You can connect analog CRT monitors to a video card with a...
D-sub connector
TV-tuner
Converter box
Refresh
11. Full HD content is designed for a resolution of 1920 x 1080 using ____ (where each line on the screen is redrawn in order). Full HD support is therefore referred to as 1080p.
Resolution
Progressive scanning
Better
Digital
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.
Brightness
1600 1200
VA (Vertical Alignment)
TFT (thin film transistor)
13. Monitor size is typically described using a ____ measurement.
Diagonal
Single link
Progressive scanning
Normal
14. Common resolutions are often described using a naming standard - although these standards encompass much more than just resolution size. XGA+ = ____ x ____.
Contrast ratio
HDMI (High-Definition Multimedia Interface)
2048 1536
1152 864
15. 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
Screen
CRT
Shadow mask
16:9
16. 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.
Interlacing
Progressive scanning
Response time
CRT
17. ____ and active matrix are additional terms that are often used to describe LCD monitors. Currently - all LDC displays are these kinds of displays.
Composite
TFT (thin film transistor)
IPS (In Plane Switching)
720p 1080i
18. 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.
Converter
LCD monitor that accepts an analog connection
CRT
Degauss
19. 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.
VN (Twisted Nematic)
Resolution
30 99
Dual
20. 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.
LCD
Debris
Video card
DB-15
21. The ____ contrast ratio indicates the difference that the monitor is capable of producing.
Analog
CRT
1920 1200
Dynamic
22. The smaller the dot pitch - the more room there is for____ resolutions and the ____ a picture may be.
Response time
DB-15
Higher sharper
DisplayPort
23. VA panels have ____ color reproduction and wider viewing angles than TN displays - but with slower response times and a higher cost.
Resolution
Better
CRT
1920 1200
24. 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
800 600
External
Degauss
IPS (In Plane Switching)
25. Common resolutions are often described using a naming standard - although these standards encompass much more than just resolution size.WUXGA = ____ x ____.
1920 1200
CRT native
Response time
Separately
26. If you are concerned about dead pixels - review the ____ before purchasing.
Same cable
Return policy
1600 1200
Better
27. 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)
Interlacing
HDTV
1280 1024
28. 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
Dual
LED (Light Emitting Diode)
Brightness
29. The ____ is the number of pixels - and is expressed using two numbers: the number of horizontal rows and vertical columns.
Pixel pitch
Resolution
Brighter
Higher sharper
30. A DVI-A (digital video-analog) is used for an ________________. Some LCD monitors have either a D-sub or this connection.
LCD monitor that accepts an analog connection
Color shift
Resolution
Converter
31. 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.
CRT
Normal
LCD monitor that accepts an analog connection
CCFL (Cold Cathode Fluorescent Lamp)
32. 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.
Speakers USB
Video card
Normal
720p 1080i
33. Common resolutions are often described using a naming standard - although these standards encompass much more than just resolution size. UXGA = ____ x ____.
Resolution
Speakers USB
HDCP
1600 1200
34. ____ panels have relatively slow response times (6ms to 16ms) - and have a slight purple tint in blacks when viewed from a wide angle.
Dual
Resolution
IPS (In Plane Switching)
Aspect ratio
35. CRT monitors with DVI-D connectors are possible but rare. This means that the CRT monitor accepts ____ input.
Digital
Dynamic
RCA
Progressive scanning
36. ____ panels are the most expensive type of panel - and could be difficult to find.
IPS (In Plane Switching)
Speakers USB
Y UV
Widescreen
37. 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.
Aspect ratio
DB-15
Single
Pixels
38. 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.
Resolution
Response time
DVI-A (digital video-analog)
Higher sharper
39. Most manufactures have started using a ____ measure of response time - which makes the response time faster than a white-to-black response time.
DVI-D (digital video-digital)
G2G (grey-to-grey - or GTG)
Response time
1280 1024
40. LCD monitors often include features for HDTV support such as an HDMI input that accepts ____________ through the HDMI port.
both video and audio input
Utilities
4:3
7
41. Because ____ monitors have better color reproduction than TN monitors and are cheaper than IPS monitors - they are still used by many graphic artists.
1280 1024
Physical effective
Response time
CRT
42. 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)
D-sub
Static
Better
43. Common resolutions are often described using a naming standard - although these standards encompass much more than just resolution size. XGA = ____ x ____.
1024 768
Analog output
Composite video
Analog CRT monitor
44. Most manufactures have started using a ____ measure of response time - which makes the response time faster than a white-to-black response time.
G2G (grey-to-grey - or GTG)
6
Normal
4
45. 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
Dot pitch
Converter
Pixel pitch
46. Monitor size is typically described using a ____ measurement.
Static
1920 1200
Diagonal
Analog output
47. 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
1400 1050
16:9
CRT
48. Additional monitor features include built in ____ or ____ hub.
Better
Speakers USB
Viewing angle
Better
49. 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.
Better
Worse
Analog CRT monitor
Resolution
50. VA panels have ____ color reproduction and wider viewing angles than TN displays - but with slower response times and a higher cost.
Single
DB-15
Better
1280 1024