SUBJECTS
|
BROWSE
|
CAREER CENTER
|
POPULAR
|
JOIN
|
LOGIN
Business Skills
|
Soft Skills
|
Basic Literacy
|
Certifications
About
|
Help
|
Privacy
|
Terms
|
Email
Search
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. ____ link allows for longer cable lengths and a higher video resolution and you should choose this type of video card whenever possible.
Aspect ratio
Response time
Y brightness
Dual
2. You can connect analog CRT monitors to a video card with a...
D-sub connector
Progressive scanning
1600 1200
Pixel pitch
3. 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.
Contrast ratio
Progressive scanning
VA (Vertical Alignment)
VN (Twisted Nematic)
4. 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.
DB-15
1680 1050
Degauss
Interlacing
5. ____ (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.
720p 1080i
Aspect ratio
1400 1050
DVI HDMI
6. The ____ is the number of pixels - and is expressed using two numbers: the number of horizontal rows and vertical columns.
640 480
perture grill
Resolution
Widescreen
7. Common resolutions are often described using a naming standard - although these standards encompass much more than just resolution size. VGA = ____ x ____.
CCFL (Cold Cathode Fluorescent Lamp)
640 480
1600 1200
30 99
8. ____ is drawing the screen in two passes; odd lines on the first and then the even lines on the second pass.
Interlacing
Resolution
1024 768
Better
9. 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.
LCD monitor that accepts an analog connection
Dynamic
DVI-A (digital video-analog)
Pixel pitch
10. 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
DVI-D (digital video-digital)
Degauss
4:3
CRT
11. 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
Video card
4:3
Aspect ratio
12. ____ panels are the most expensive type of panel - and could be difficult to find.
Dead pixel
1280 1024
CRT
IPS (In Plane Switching)
13. 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
Utilities
DVI-D (digital video-digital)
Video card
14. Because of how the ____ monitor works - portions of the display tube cannot be used for displaying the image.
CRT
Analog
Aspect ratio
Analog CRT monitor
15. 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
Static
DMS-59
LED (Light Emitting Diode)
Worse
16. 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.
DVI-A (digital video-analog)
Y UV
1280x720 1920x1080
CRT
17. The ____ connector is used to allow multiple video ports from a single connection.It is typically included on slimline video cards that can have only a single port. It sends out two separate DVI-I signals through the single connector.
D-sub connector
DMS-59
Digital
Physical effective
18. It is common for ____ monitors to support a wide number of resolutions - but LCD monitors often have a____ (optimum) display resolution.
CRT
CRT native
TFT (thin film transistor)
CRT
19. 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.
DVI-I (digital video-integrated)
Screen
Single
DVI-D (digital video-digital)
20. ____ 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.
DVI-D (digital video-digital)
DVI-D (digital video-digital)
TFT (thin film transistor)
LCD
21. 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
Analog
1680 1050
Shadow mask
Resolution
22. VA panels suffer from ____ that produces uneven colors across the display with loss of detail in dark scenes.
External
HDCP
1920 1200
Color shift
23. 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
Response time
1400 1050
Brighter
External
24. 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.
Flat displays
30 99
Worse
Higher voltage
25. VA panels have ____ color reproduction and wider viewing angles than TN displays - but with slower response times and a higher cost.
Better
Physical effective
D-sub
IPS (In Plane Switching)
26. 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
TV-tuner
Normal
Degauss
IPS (In Plane Switching)
27. 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).
Speakers USB
HDTV
1280 1024
16:9
28. 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.
1680 1050
Converter
analog digital
CRT native
29. 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.
1680 1050
1600 1200
VN (Twisted Nematic)
Single source
30. The s-video connector is a ____-pin mini-din connector that has two separate channels - one for Y (luminance) and one for UV (color).
analog digital
G2G (grey-to-grey - or GTG)
4
30 99
31. LCD monitors often include features for HDTV support such as support for ____ to watch copy-protected content.
HDCP
Screen
4:3
Backlight
32. ____ 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.
Higher sharper
IPS (In Plane Switching)
1680 1050
Contrast ratio
33. 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)
Better
1152 864
Flat displays
34. The ____ contrast ratio indicates the difference that can be displayed at the same time.
DVI-A (digital video-analog)
1920 1200
1920 1080
Static
35. The ____ contrast ratio indicates the difference that the monitor is capable of producing.
Converter box
Pixel pitch
Dynamic
both video and audio input
36. Common resolutions are often described using a naming standard - although these standards encompass much more than just resolution size.WUXGA = ____ x ____.
CRT
DB-15
Normal
1920 1200
37. 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.
DVI-I DVI-D
CCFL (Cold Cathode Fluorescent Lamp)
DVI HDMI
Shadow mask
38. The D-sub connector on a video card provides....
Analog output
6
G2G (grey-to-grey - or GTG)
Single
39. 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.
Normal
Dot pitch
4:3
F-type
40. A DVI-A (digital video-analog) is used for an ________________. Some LCD monitors have either a D-sub or this connection.
Pixels
Single link
LCD monitor that accepts an analog connection
LED (Light Emitting Diode)
41. Most manufactures have started using a ____ measure of response time - which makes the response time faster than a white-to-black response time.
perture grill
Brighter
DMS-59
G2G (grey-to-grey - or GTG)
42. ____ DVI-D connectors have 3 rows of 6 pins with one additional larger horizontal pin.
Contrast ratio
Digital
Single link
Dual
43. 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.
Resolution
VN (Twisted Nematic)
1280x720 1920x1080
Dynamic
44. 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
1024 768
Pixels
Aperture grill
LED (Light Emitting Diode)
45. 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
IPS (In Plane Switching)
perture grill
640 480
Viewing angle
46. Common resolutions are often described using a naming standard - although these standards encompass much more than just resolution size. SXGA+ = ____ x ____.
VA (Vertical Alignment)
1400 1050
Dot pitch
Higher sharper
47. Common resolutions are often described using a naming standard - although these standards encompass much more than just resolution size. SXGA+ = ____ x ____.
DVI-I (digital video-integrated)
CRT native
Interlacing
1400 1050
48. The smaller the dot pitch - the more room there is for____ resolutions and the ____ a picture may be.
Higher sharper
1400 1050
DVI-I DVI-D
Aperture grill
49. A ____ connection on a video card provides digital output. These connections are rated as either single link or dual link.
1680 1050
Composite
DVI-D (digital video-digital)
Dual
50. DVI-D ____ link cable.
Dual
IPS (In Plane Switching)
D-sub connector
Brightness