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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 ____ 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.
DB-15
Contrast ratio
16:9
DB-15
2. VA panels suffer from ____ that produces uneven colors across the display with loss of detail in dark scenes.
Return policy
Color shift
Composite
analog digital
3. ____ displays have a 4:3 aspect ratio (used in CRT displays).
F-type
Widescreen
Normal
1280 1024
4. The ____ is the distance between pixels measured in millimeters. The standard in color monitors in about .15 mm to .30 mm.
Dot pitch
Single link
720p 1080i
Dead pixel
5. Be aware that the display qualities of your monitor depend on the capabilities of both the monitor and the ____.
Video card
Dual link
Progressive scanning
CRT
6. TN panels have poor color reproduction due to the fact that only ____-bits per color can be displayed. They mimic true 24-bit color using dithering and other techniques.
VN (Twisted Nematic)
6
IPS (In Plane Switching)
Pixel pitch
7. As with composite and s-video - audio must be supplied to the device...
Separately
D-sub DVI-A
Contrast ratio
Brighter
8. The ____ contrast ratio indicates the difference that can be displayed at the same time.
Static
Dot pitch
800 600
Aperture grill
9. VA panels suffer from ____ that produces uneven colors across the display with loss of detail in dark scenes.
perture grill
Brightness
Color shift
1600 1200
10. Increasingly - the difference between an LCD monitor and an HDTV is being blurred. You can purchase an HDTV that can also function as a monitor - or a monitor that can function as a TV. Resolutions used by HDTV are: ____ and ____.
Video card
Worse
1280x720 1920x1080
6
11. The ____ is the distance between pixels measured in millimeters. The standard in color monitors in about .15 mm to .30 mm.
TFT (thin film transistor)
CRT
Backlight
Dot pitch
12. 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.
External
DVI-A connection
Normal
Interlacing
13. ____ 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)
Aspect ratio
DVI-D (digital video-digital)
1280x720 1920x1080
14. Common resolutions are often described using a naming standard - although these standards encompass much more than just resolution size. XGA+ = ____ x ____.
VA (Vertical Alignment)
Same cable
1152 864
Resolution
15. The ____ is the ratio of the width and the height.
Aspect ratio
Brightness
VA (Vertical Alignment)
Degauss
16. If you are concerned about dead pixels - review the ____ before purchasing.
1280 1024
Return policy
Normal
Dot pitch
17. 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.
Interlacing
LCD monitor that accepts an analog connection
30 99
Composite video
18. It is common for ____ monitors to support a wide number of resolutions - but LCD monitors often have a____ (optimum) display resolution.
CRT native
Y UV
DVI-D (digital video-digital)
640 480
19. You can connect LCD monitors to a video card with a DVI-I connector with either a ____ or ____ connection.
External
Composite
1280x720 1920x1080
DVI-I DVI-D
20. 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.
HDTV
Brightness
Resolution
Higher sharper
21. The ____ is the distance between pixels. A lower number means a sharper image and possibly higher resolutions.
Pixel pitch
IPS (In Plane Switching)
CRT native
VA (Vertical Alignment)
22. 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.
Response time
1280x720 1920x1080
Dead
DVI-D (digital video-digital)
23. DVI-D ____ link cable.
VA (Vertical Alignment)
VA (Vertical Alignment)
Single
DVI-D (digital video-digital)
24. Because ____ monitors have better color reproduction than TN monitors and are cheaper than IPS monitors - they are still used by many graphic artists.
Resolution
CRT
CCFL (Cold Cathode Fluorescent Lamp)
IPS (In Plane Switching)
25. Common resolutions are often described using a naming standard - although these standards encompass much more than just resolution size. XGA+ = ____ x ____.
Dual link
1152 864
D-sub DVI-A
Aspect ratio
26. Additional monitor features include built in ____ or ____ hub.
VA (Vertical Alignment)
Worse
Dual link
Speakers USB
27. DVI-D ____ link cable.
Dead
Resolution
Flat displays
Dual
28. 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.
Widescreen
Worse
4
Progressive scanning
29. 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.
720p 1080i
Video card
CRT
Shadow mask
30. ____ DVI-D connectors have 3 rows of 6 pins with one additional larger horizontal pin.
Single link
Composite video
Higher sharper
800 600
31. Most manufactures have started using a ____ measure of response time - which makes the response time faster than a white-to-black response time.
16:9
Interlacing
G2G (grey-to-grey - or GTG)
Higher sharper
32. Because ____ monitors have better color reproduction than TN monitors and are cheaper than IPS monitors - they are still used by many graphic artists.
CRT
Adapter
IPS (In Plane Switching)
Video card
33. Common resolutions are often described using a naming standard - although these standards encompass much more than just resolution size. UXGA = ____ x ____.
Digital
1600 1200
16:9
LED (Light Emitting Diode)
34. 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
External
Analog
Interlacing
Worse
35. A ____ screen is typically desired for watching movies - or on laptops where the screen is viewed in full sunlight.
IPS (In Plane Switching)
DB-15
Brighter
1280 1024
36. Common resolutions are often described using a naming standard - although these standards encompass much more than just resolution size. XGA = ____ x ____.
1024 768
Degauss
Dot pitch
D-sub DVI-A
37. ____ and active matrix are additional terms that are often used to describe LCD monitors. Currently - all LDC displays are these kinds of displays.
TFT (thin film transistor)
720p 1080i
Shadow mask
Contrast ratio
38. Do not confuse video in - which can be supplied by composite - s-video - or HDTV connectors - with ____ capabilities. The built-in tuner means that the card or monitor itself has the ability to accept multi-channel input and change the display by cha
Adapter
TV-tuner
F-type
Dead pixel
39. The ____ contrast ratio indicates the difference that the monitor is capable of producing.
4:3
Higher sharper
Dynamic
DVI-A (digital video-analog)
40. The ____ indicates how quickly a pixel can go from black - to white - and back to black and is indicated in milliseconds (ms).
1024 768
7
Response time
1920 1200
41. 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
Video card
4:3
1680 1050
Physical effective
42. 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.
DVI-A connection
Dead pixel
Pixels
perture grill
43. The smaller the dot pitch - the more room there is for____ resolutions and the ____ a picture may be.
Contrast ratio
Resolution
Higher sharper
1152 864
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).
LED (Light Emitting Diode)
4
CRT
Separately
45. 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).
1680 1050
30 99
1280 1024
1152 864
46. 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.
Flat displays
800 600
D-sub
Video card
47. DVI-D ____ link cable.
Composite
Dual
Shadow mask
1152 864
48. You can only connect a digital monitor to a DVI-D connector. Connecting an analog monitor - such as a CRT monitor - is only possible by using a special ____.
DVI-A connection
Converter box
Aspect ratio
CRT
49. 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.
Aspect ratio
Dynamic
VN (Twisted Nematic)
Dual link
50. 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.
Dual link
Physical effective
Pixel pitch
Video card