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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 ____ is the distance between pixels. A lower number means a sharper image and possibly higher resolutions.
Color shift
Pixel pitch
CRT
1280x720 1920x1080
2. A ____ connection on a video card provides both analog and digital output.
VN (Twisted Nematic)
DMS-59
CRT
DVI-I (digital video-integrated)
3. 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 ____.
D-sub DVI-A
1280x720 1920x1080
DB-15
Video card
4. ____ panels offer the best contrast ratios of the display types - and are well suited for movies that require good contrast.
2048 1536
VA (Vertical Alignment)
7
Dead
5. Because ____ monitors have better color reproduction than TN monitors and are cheaper than IPS monitors - they are still used by many graphic artists.
DVI-I (digital video-integrated)
CCFL (Cold Cathode Fluorescent Lamp)
Pixels
CRT
6. Like HDMI - DisplayPort can send audio signals over the ______ (if audio is supported by the video card and monitor).
Single link
Same cable
CCFL (Cold Cathode Fluorescent Lamp)
4:3
7. 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
1680 1050
Y UV
G2G (grey-to-grey - or GTG)
Response time
8. Common resolutions are often described using a naming standard - although these standards encompass much more than just resolution size. UXGA = ____ x ____.
Laptop
Same cable
1600 1200
Single
9. Be aware that the display qualities of your monitor depend on the capabilities of both the monitor and the ____.
1600 1200
Brighter
Video card
1680 1050
10. Common resolutions are often described using a naming standard - although these standards encompass much more than just resolution size. SXGA+ = ____ x ____.
Pixel pitch
HDMI (High-Definition Multimedia Interface)
CRT native
1400 1050
11. Be aware that the display qualities of your monitor depend on the capabilities of both the monitor and the ____.
Composite video
Better
Video card
Response time
12. 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
Worse
DB-15
30 99
LED (Light Emitting Diode)
13. 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.
1600 1200
VN (Twisted Nematic)
640 480
Response time
14. ____ 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)
Widescreen
DVI-D (digital video-digital)
CRT native
15. 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.
Y UV
Video card
Backlight
IPS (In Plane Switching)
16. 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.
Aperture grill
Return policy
Dead
1280 1024
17. A ____ connection on a video card provides analog output and are rarely (if ever) used for computers monitors - but might be used on some HDTV systems.
Screen
640 480
16:9
DVI-A (digital video-analog)
18. LCD monitors often include features for HDTV support such as an HDMI input that accepts ____________ through the HDMI port.
analog digital
Analog
1680 1050
both video and audio input
19. TN panels have ____ viewing angles and contrast ratios than the other display types.
DB-15
Dead
Worse
Converter box
20. ____ 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
DVI-D (digital video-digital)
Diagonal
Worse
21. Common resolutions are often described using a naming standard - although these standards encompass much more than just resolution size.WUXGA = ____ x ____.
Dual
1920 1200
Resolution
RCA
22. The ____ is the ratio of the width and the height.
Aspect ratio
both video and audio input
Worse
Speakers USB
23. Use the ____ connection to connect a TV - VCR - or video camera to the video card. Audio signals must be supplied separately.
Single link
Composite
1920 1200
1920 1200
24. Common resolutions are often described using a naming standard - although these standards encompass much more than just resolution size. XGA+ = ____ x ____.
Degauss
1152 864
Aperture grill
Color shift
25. 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
4:3
DVI-I (digital video-integrated)
Progressive scanning
26. 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.
Interlacing
Dead pixel
DB-15
Dead
27. Monitor size is typically described using a ____ measurement.
perture grill
Progressive scanning
Diagonal
D-sub connector
28. The ____ contrast ratio indicates the difference that the monitor is capable of producing.
Viewing angle
Dynamic
30 99
Analog
29. ____ panels have relatively slow response times (6ms to 16ms) - and have a slight purple tint in blacks when viewed from a wide angle.
Response time
IPS (In Plane Switching)
800 600
Single
30. 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.
Better
D-sub DVI-A
Pixel pitch
1280 1024
31. 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.
Worse
IPS (In Plane Switching)
Color shift
DB-15
32. ____ panels offer the best contrast ratios of the display types - and are well suited for movies that require good contrast.
Higher sharper
VA (Vertical Alignment)
VN (Twisted Nematic)
Pixel pitch
33. 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.
CRT native
2048 1536
perture grill
Diagonal
34. DisplayPort is also an internal video interface used by ____ displays to interface with internal video cards.
Diagonal
Brightness
Laptop
LCD monitor that accepts an analog connection
35. 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.
F-type
Converter
Aperture grill
DVI-A (digital video-analog)
36. Additional monitor features include built in ____ or ____ hub.
Degauss
640 480
Speakers USB
Degauss
37. ____ DVI-D connectors have 3 rows of 8 pins plus the horizontal pin (often called a 25-pin - 24+1-pin - or 24-pin connector).
Color shift
1024 768
Response time
Dual link
38. ____ monitors use a single value for the screen size. These monitors can use the entire screen for displaying images - use a liquid crystal material and transistors to display images.
Better
Brighter
720p 1080i
LCD
39. The D-sub connector on a video card provides....
TFT (thin film transistor)
VA (Vertical Alignment)
Speakers USB
Analog output
40. 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
Resolution
4:3
External
DVI-A (digital video-analog)
41. 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
Interlacing
1600 1200
Viewing angle
42. Common resolutions are often described using a naming standard - although these standards encompass much more than just resolution size. UXGA = ____ x ____.
Worse
720p 1080i
1600 1200
Separately
43. 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
Analog
Degauss
both video and audio input
DisplayPort
44. 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.
Widescreen
Better
Contrast ratio
External
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.
Single source
Splits the signal
Dual
Backlight
46. Common resolutions are often described using a naming standard - although these standards encompass much more than just resolution size. SVGA = ____ x ____.
DVI HDMI
30 99
DB-15
800 600
47. 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.
Analog CRT monitor
Worse
DVI-I DVI-D
Resolution
48. Because of how the ____ monitor works - portions of the display tube cannot be used for displaying the image.
U V color
1152 864
Dot pitch
CRT
49. 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
LCD
Static
1280x720 1920x1080
50. 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.
VA (Vertical Alignment)
DVI-A connection
Converter box
DVI-I (digital video-integrated)