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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 ____.
DB-15
LCD monitor that accepts an analog connection
TFT (thin film transistor)
Video card
2. 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.
Pixel pitch
DVI-D (digital video-digital)
4:3
DB-15
3. 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
1400 1050
Viewing angle
Dual link
Response time
4. ____ 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.
Interlacing
TFT (thin film transistor)
IPS (In Plane Switching)
Resolution
5. You can use a DVI-to-HDMI cable to connect the ____ output from a video card to a monitor or an HDTV device that has an HDMI connector. However - this configuration only supplies video - and not audio - to the display device.
1920 1080
Converter box
TFT (thin film transistor)
DVI-D (digital video-digital)
6. A ____ screen is typically desired for watching movies - or on laptops where the screen is viewed in full sunlight.
Better
720p 1080i
Brighter
LED (Light Emitting Diode)
7. 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.
DB-15
Flat displays
DVI-A (digital video-analog)
Diagonal
8. The ____ contrast ratio indicates the difference that the monitor is capable of producing.
Response time
7
4:3
Dynamic
9. 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.
Normal
VN (Twisted Nematic)
RCA
6
10. Common resolutions are often described using a naming standard - although these standards encompass much more than just resolution size. SXGA+ = ____ x ____.
1400 1050
Adapter
Speakers USB
D-sub connector
11. 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).
1280 1024
DVI-A (digital video-analog)
Speakers USB
Analog
12. 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.
VN (Twisted Nematic)
Video card
both video and audio input
RCA
13. The ____ indicates how quickly a pixel can go from black - to white - and back to black and is indicated in milliseconds (ms).
Normal
Response time
Brighter
CCFL (Cold Cathode Fluorescent Lamp)
14. 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.
CRT
800 600
Dynamic
Progressive scanning
15. 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.
Degauss
Analog output
CRT
30 99
16. 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
HDMI (High-Definition Multimedia Interface)
Viewing angle
Splits the signal
17. Additional monitor features include built in ____ or ____ hub.
Interlacing
CRT native
Contrast ratio
Speakers USB
18. 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
DVI-I (digital video-integrated)
Utilities
Analog CRT monitor
Viewing angle
19. 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.
TFT (thin film transistor)
6
Refresh
both video and audio input
20. The ____ is the number of pixels - and is expressed using two numbers: the number of horizontal rows and vertical columns.
1920 1080
Resolution
Diagonal
1152 864
21. 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.
Normal
Interlacing
Single link
External
22. Common resolutions are often described using a naming standard - although these standards encompass much more than just resolution size. XGA+ = ____ x ____.
DVI-I (digital video-integrated)
VN (Twisted Nematic)
1280x720 1920x1080
1152 864
23. ____ 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)
4:3
IPS (In Plane Switching)
4:3
24. 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
Pixel pitch
Degauss
DisplayPort
Progressive scanning
25. ____ 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).
Dual link
Converter box
VA (Vertical Alignment)
CRT
26. ____ female port.
IPS (In Plane Switching)
DVI-D (digital video-digital)
RCA
DVI-I (digital video-integrated)
27. 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
16:9
CCFL (Cold Cathode Fluorescent Lamp)
Return policy
TFT (thin film transistor)
28. 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.
Static
Progressive scanning
1600 1200
30 99
29. VA panels have ____ color reproduction and wider viewing angles than TN displays - but with slower response times and a higher cost.
Better
S-video
Pixel pitch
Normal
30. 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.
Dual
Converter box
analog digital
Flat displays
31. 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.
Color shift
DVI-I (digital video-integrated)
1024 768
1600 1200
32. VA panels suffer from ____ that produces uneven colors across the display with loss of detail in dark scenes.
Debris
Color shift
CRT
6
33. The ____ is the distance between pixels. A lower number means a sharper image and possibly higher resolutions.
HDMI (High-Definition Multimedia Interface)
Dual
1400 1050
Pixel pitch
34. ____ panels are the most expensive type of panel - and could be difficult to find.
IPS (In Plane Switching)
D-sub DVI-A
Better
DVI-D (digital video-digital)
35. Common resolutions are often described using a naming standard - although these standards encompass much more than just resolution size. XGA+ = ____ x ____.
1152 864
Dot pitch
2048 1536
Interlacing
36. 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.
DVI-A (digital video-analog)
IPS (In Plane Switching)
Better
Analog CRT monitor
37. ____ panels offer the best contrast ratios of the display types - and are well suited for movies that require good contrast.
Pixel pitch
VA (Vertical Alignment)
Pixels
Color shift
38. 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.
1680 1050
Debris
RCA
DVI-A (digital video-analog)
39. 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
Utilities
Speakers USB
Widescreen
40. You can connect analog CRT monitors to a video card with a...
D-sub connector
DB-15
1280x720 1920x1080
Better
41. A ____ screen is typically desired for watching movies - or on laptops where the screen is viewed in full sunlight.
Static
1280x720 1920x1080
Brightness
Brighter
42. ____ video cable and female port.
Composite
Dual
CCFL (Cold Cathode Fluorescent Lamp)
U V color
43. The ____ is the number of pixels - and is expressed using two numbers: the number of horizontal rows and vertical columns.
CRT
Resolution
VA (Vertical Alignment)
DVI-A (digital video-analog)
44. LCD monitors often include features for HDTV support such as an HDMI input that accepts ____________ through the HDMI port.
both video and audio input
G2G (grey-to-grey - or GTG)
Resolution
VN (Twisted Nematic)
45. Common resolutions are often described using a naming standard - although these standards encompass much more than just resolution size.WUXGA = ____ x ____.
Brightness
RCA
640 480
1920 1200
46. There are ____ to identify and possibly fix dead pixels on a monitor.
IPS (In Plane Switching)
Composite video
Utilities
Aspect ratio
47. The ____ connector - sometimes called a VGA connector - uses a DB-15 connector with three rows of pins.
1400 1050
D-sub
Dual
DVI-D (digital video-digital)
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 ____.
Converter box
2048 1536
DVI HDMI
Color shift
49. ____ cable and female port.
S-video
1280 1024
G2G (grey-to-grey - or GTG)
Dual
50. ____ (1280 x 720 progressive scan) and ____ (1920 x 1080 with interlacing) identify displays that do not support full HD content - with both 720p and 1080i being comparable in quality.
Normal
Pixels
720p 1080i
640 480