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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. 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.
Dead
Dual
1680 1050
DVI-D (digital video-digital)
2. CRT monitors have a ____ aspect ratio which matches the display ration of a television set.
4:3
DVI-D (digital video-digital)
Video card
6
3. 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.
Widescreen
Shadow mask
TFT (thin film transistor)
D-sub DVI-A
4. ____ monitors will typically list the monitor size along with the viewable image size which is smaller than the total screen size. Because of how the monitor is made - not all of the available screen size can actually display an image.
Dead pixel
CRT
D-sub DVI-A
1680 1050
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
Adapter
LED (Light Emitting Diode)
DVI-A connection
DMS-59
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.
Static
Interlacing
4:3
6
7. ____ female port.
TV-tuner
DVI-D (digital video-digital)
1920 1080
1280 1024
8. VA panels suffer from ____ that produces uneven colors across the display with loss of detail in dark scenes.
Color shift
Resolution
1400 1050
DVI-I DVI-D
9. You can connect analog CRT monitors to a video card with a...
Interlacing
Static
D-sub connector
Debris
10. 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
Pixels
DVI-D (digital video-digital)
Shadow mask
Brighter
11. ____ panels have relatively slow response times (6ms to 16ms) - and have a slight purple tint in blacks when viewed from a wide angle.
Worse
IPS (In Plane Switching)
CRT native
DB-15
12. DVI-D ____ link cable.
Single
1400 1050
Static
LED (Light Emitting Diode)
13. 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.
DVI-D (digital video-digital)
1280x720 1920x1080
Composite
Refresh
14. Single link DVI-D connectors can support 60 Hz up to ____ x ____ resolution.
DVI-A (digital video-analog)
HDTV
1920 1080
Composite
15. 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
Pixels
Resolution
Converter box
16:9
16. Because of how the ____ monitor works - portions of the display tube cannot be used for displaying the image.
TV-tuner
DB-15
Response time
CRT
17. Additional monitor features include built in ____ or ____ hub.
Speakers USB
Progressive scanning
Return policy
Diagonal
18. The ____ indicates how quickly a pixel can go from black - to white - and back to black and is indicated in milliseconds (ms).
Pixel pitch
Viewing angle
Response time
1600 1200
19. VA panels have ____ color reproduction and wider viewing angles than TN displays - but with slower response times and a higher cost.
Worse
Pixel pitch
Better
1920 1200
20. 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.
6
Response time
G2G (grey-to-grey - or GTG)
Higher sharper
21. 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.
RCA
LED (Light Emitting Diode)
Aspect ratio
1280 1024
22. Additional monitor features include built in ____ or ____ hub.
800 600
2048 1536
DVI-A (digital video-analog)
Speakers USB
23. ____ panels offer the best contrast ratios of the display types - and are well suited for movies that require good contrast.
1024 768
Debris
VA (Vertical Alignment)
Brightness
24. 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.
Brightness
Resolution
Single source
Analog
25. ____ 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)
G2G (grey-to-grey - or GTG)
Flat displays
S-video
26. The ____ connector - sometimes called a VGA connector - uses a DB-15 connector with three rows of pins.
D-sub
DVI-A connection
CCFL (Cold Cathode Fluorescent Lamp)
Shadow mask
27. The ____ is the number of pixels - and is expressed using two numbers: the number of horizontal rows and vertical columns.
Higher sharper
1680 1050
Resolution
Speakers USB
28. DVI-D ____ link cable.
CRT native
CCFL (Cold Cathode Fluorescent Lamp)
DVI-A connection
Dual
29. TN panels have ____ viewing angles and contrast ratios than the other display types.
4:3
Worse
2048 1536
Higher sharper
30. Because ____ monitors have better color reproduction than TN monitors and are cheaper than IPS monitors - they are still used by many graphic artists.
Widescreen
CRT
1920 1080
1024 768
31. 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
Better
CRT native
CRT
32. Be aware that the display qualities of your monitor depend on the capabilities of both the monitor and the ____.
Shadow mask
Utilities
Video card
CRT
33. 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
Composite
LCD monitor that accepts an analog connection
Speakers USB
34. Because of how the ____ monitor works - portions of the display tube cannot be used for displaying the image.
RCA
Debris
CRT
perture grill
35. ____ panels offer the best contrast ratios of the display types - and are well suited for movies that require good contrast.
IPS (In Plane Switching)
VA (Vertical Alignment)
Speakers USB
Dynamic
36. 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)
DB-15
1400 1050
Flat displays
37. ____ 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.
IPS (In Plane Switching)
Brightness
DB-15
CRT
38. Common resolutions are often described using a naming standard - although these standards encompass much more than just resolution size. XGA = ____ x ____.
1024 768
CRT native
Adapter
1280 1024
39. 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.
Single link
Backlight
Debris
both video and audio input
40. 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.
1920 1200
Pixel pitch
Progressive scanning
CRT
41. 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)
S-video
F-type
DVI-D (digital video-digital)
42. 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.
Video card
VA (Vertical Alignment)
Return policy
F-type
43. 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.
Better
Dual link
DVI-D (digital video-digital)
Video card
44. The ____ connector - sometimes called a VGA connector - uses a DB-15 connector with three rows of pins.
CCFL (Cold Cathode Fluorescent Lamp)
D-sub
30 99
1600 1200
45. 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
DB-15
1680 1050
Single
Speakers USB
46. There are ____ to identify and possibly fix dead pixels on a monitor.
Brightness
30 99
Digital
Utilities
47. The ____ connection has all of the pins present in both the DVI-A and DVI-D connections. Most video cards and many LCD monitors have this connection.
U V color
VA (Vertical Alignment)
G2G (grey-to-grey - or GTG)
DVI-I (digital video-integrated)
48. ____ displays have a 4:3 aspect ratio (used in CRT displays).
Aspect ratio
S-video
Normal
1280x720 1920x1080
49. Monitor size is typically described using a ____ measurement.
CRT
Shadow mask
Diagonal
4
50. ____ is drawing the screen in two passes; odd lines on the first and then the even lines on the second pass.
Response time
720p 1080i
Interlacing
G2G (grey-to-grey - or GTG)