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. A ____ connection on a video card provides digital output. These connections are rated as either single link or dual link.
Pixel pitch
DVI-D (digital video-digital)
DB-15
IPS (In Plane Switching)
2. ____ 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.
CRT
DVI-D (digital video-digital)
1920 1200
TFT (thin film transistor)
3. CRT monitors have a ____ aspect ratio which matches the display ration of a television set.
both video and audio input
4:3
Widescreen
VN (Twisted Nematic)
4. The D-sub connector on a video card provides....
Dual
640 480
Analog output
Aperture grill
5. 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
D-sub connector
Higher sharper
DisplayPort
6. ____ DVI-D connectors have 3 rows of 6 pins with one additional larger horizontal pin.
TFT (thin film transistor)
Single link
Return policy
CRT native
7. ____ 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.
Widescreen
IPS (In Plane Switching)
Brightness
Better
8. The ____ is the distance between pixels measured in millimeters. The standard in color monitors in about .15 mm to .30 mm.
Normal
720p 1080i
Dual link
Dot pitch
9. Because ____ monitors have better color reproduction than TN monitors and are cheaper than IPS monitors - they are still used by many graphic artists.
TV-tuner
1680 1050
CRT
both video and audio input
10. 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.
Widescreen
Utilities
Refresh
Splits the signal
11. 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.
Single link
DVI-A connection
DMS-59
Composite
12. 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
800 600
Single link
Pixel pitch
13. The ____ is the number of pixels - and is expressed using two numbers: the number of horizontal rows and vertical columns.
Video card
Resolution
Brighter
Color shift
14. A quicker ____ is needed when viewing moving images such as video or games. If it is too slow (above 8ms) the result are ghosting or blurred images.
Widescreen
Response time
DB-15
1280x720 1920x1080
15. 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
Response time
Splits the signal
Video card
Shadow mask
16. 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.
Shadow mask
DisplayPort
DVI-I (digital video-integrated)
CCFL (Cold Cathode Fluorescent Lamp)
17. CRT monitors have a ____ aspect ratio which matches the display ration of a television set.
6
4:3
S-video
DVI HDMI
18. ____ is drawing the screen in two passes; odd lines on the first and then the even lines on the second pass.
Interlacing
640 480
Aperture grill
DisplayPort
19. ____ link allows for longer cable lengths and a higher video resolution and you should choose this type of video card whenever possible.
Dual
VN (Twisted Nematic)
Better
Shadow mask
20. Common resolutions are often described using a naming standard - although these standards encompass much more than just resolution size. XGA = ____ x ____.
1024 768
1920 1200
Interlacing
Adapter
21. 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.
Converter box
2048 1536
Splits the signal
IPS (In Plane Switching)
22. DisplayPort is also an internal video interface used by ____ displays to interface with internal video cards.
Laptop
Speakers USB
Composite
Analog CRT monitor
23. 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
Dual link
Aspect ratio
24. It is common for ____ monitors to support a wide number of resolutions - but LCD monitors often have a____ (optimum) display resolution.
Viewing angle
Static
CRT native
6
25. Dual link DVI-D can support 60 Hz up to ____ x ____ resolution.
2048 1536
G2G (grey-to-grey - or GTG)
Composite
1024 768
26. 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.
Static
Single source
Dual link
Aperture grill
27. 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)
1152 864
Higher sharper
Resolution
28. Additional monitor features include built in ____ or ____ hub.
Refresh
Progressive scanning
Speakers USB
Normal
29. LCD displays are very delicate and occasionally a pixel fails to display properly (called a ____).
Contrast ratio
Converter box
Dead pixel
LED (Light Emitting Diode)
30. CRT monitors have a ____ aspect ratio which matches the display ration of a television set.
Color shift
4:3
2048 1536
DVI-A connection
31. ____ 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
Resolution
Widescreen
Resolution
32. Resolutions with a W in the name are X____ resolutions with a 16:10 aspect ratio. In addition to these standard resolutions - you can also purchase monitors with the 16:9 aspect ratio used by HDTV content.
LED (Light Emitting Diode)
CRT native
Widescreen
Y UV
33. The smaller the dot pitch - the more room there is for____ resolutions and the ____ a picture may be.
Static
Flat displays
IPS (In Plane Switching)
Higher sharper
34. Single link DVI-D connectors can support 60 Hz up to ____ x ____ resolution.
Flat displays
1920 1080
G2G (grey-to-grey - or GTG)
Speakers USB
35. VA panels suffer from ____ that produces uneven colors across the display with loss of detail in dark scenes.
Resolution
IPS (In Plane Switching)
DVI-D (digital video-digital)
Color shift
36. ____ 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)
800 600
Diagonal
1680 1050
37. ____ (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.
CRT
Dynamic
720p 1080i
Dual link
38. ____ 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.
DVI-D (digital video-digital)
G2G (grey-to-grey - or GTG)
IPS (In Plane Switching)
Interlacing
39. 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
LED (Light Emitting Diode)
perture grill
Viewing angle
40. 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.
Response time
Dynamic
Converter box
CCFL (Cold Cathode Fluorescent Lamp)
41. 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.
Speakers USB
CRT
DVI-A connection
6
42. 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.
Interlacing
1280 1024
Resolution
D-sub
43. 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
Dot pitch
1680 1050
LED (Light Emitting Diode)
CRT
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
1024 768
Aspect ratio
RCA
45. 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)
1400 1050
Dot pitch
S-video
46. ____ are tube monitors with a flatter glass tube that results in an image with less distortion around the edges.
DVI-A connection
1280x720 1920x1080
Flat displays
LED (Light Emitting Diode)
47. The ____ contrast ratio indicates the difference that the monitor is capable of producing.
Better
Dynamic
Aperture grill
CRT
48. VA panels have ____ color reproduction and wider viewing angles than TN displays - but with slower response times and a higher cost.
Better
Degauss
Static
1600 1200
49. ____ female port.
Interlacing
perture grill
DVI-D (digital video-digital)
800 600
50. LCD monitors often include features for HDTV support such as support for ____ to watch copy-protected content.
DB-15
Interlacing
HDCP
Utilities