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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. 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
DisplayPort
Separately
Worse
2. 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.
30 99
VN (Twisted Nematic)
Dual
Video card
3. 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.
Progressive scanning
Aperture grill
HDCP
Resolution
4. ____ panels are the most expensive type of panel - and could be difficult to find.
G2G (grey-to-grey - or GTG)
Brighter
IPS (In Plane Switching)
Same cable
5. 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.
Dead
Aperture grill
Contrast ratio
Dual
6. 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
IPS (In Plane Switching)
G2G (grey-to-grey - or GTG)
Speakers USB
7. 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).
Utilities
Video card
VN (Twisted Nematic)
1280 1024
8. DVI-D ____ link cable.
Single
7
TV-tuner
perture grill
9. The D-sub connector on a video card provides....
Degauss
Dot pitch
Analog output
Converter box
10. 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.
1152 864
RCA
VN (Twisted Nematic)
DB-15
11. The ____ contrast ratio indicates the difference that the monitor is capable of producing.
Dynamic
Speakers USB
Dead
Static
12. 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.
HDMI (High-Definition Multimedia Interface)
analog digital
Splits the signal
DVI-D (digital video-digital)
13. 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.
Adapter
IPS (In Plane Switching)
perture grill
both video and audio input
14. 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
External
IPS (In Plane Switching)
Viewing angle
Better
15. CRT monitors with DVI-D connectors are possible but rare. This means that the CRT monitor accepts ____ input.
Progressive scanning
Digital
CRT
Single
16. 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
HDCP
Shadow mask
1920 1080
TV-tuner
17. ____ are tube monitors with a flatter glass tube that results in an image with less distortion around the edges.
Backlight
Viewing angle
Physical effective
Flat displays
18. Single link DVI-D connectors can support 60 Hz up to ____ x ____ resolution.
Same cable
Dynamic
1920 1080
720p 1080i
19. Common resolutions are often described using a naming standard - although these standards encompass much more than just resolution size. XGA+ = ____ x ____.
Worse
Aspect ratio
Return policy
1152 864
20. ____ is an alternative to an HDMI connector.
Color shift
VA (Vertical Alignment)
Aperture grill
DisplayPort
21. 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.
both video and audio input
Splits the signal
Aperture grill
Flat displays
22. CRT monitors have a ____ aspect ratio which matches the display ration of a television set.
Resolution
4:3
LCD monitor that accepts an analog connection
DVI-D (digital video-digital)
23. LCD monitors often include features for HDTV support such as an HDMI input that accepts ____________ through the HDMI port.
CRT native
Aspect ratio
both video and audio input
Response time
24. 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.
1024 768
DVI-I (digital video-integrated)
Physical effective
perture grill
25. Common resolutions are often described using a naming standard - although these standards encompass much more than just resolution size. XGA = ____ x ____.
1024 768
Flat displays
Interlacing
LED (Light Emitting Diode)
26. A ____ connection on a video card provides both analog and digital output.
1152 864
800 600
Brighter
DVI-I (digital video-integrated)
27. ____ 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.
RCA
Laptop
Worse
IPS (In Plane Switching)
28. It is common for ____ monitors to support a wide number of resolutions - but LCD monitors often have a____ (optimum) display resolution.
4:3
Y brightness
CRT native
Static
29. The ____ is the ratio of the width and the height.
F-type
DVI-A connection
Flat displays
Aspect ratio
30. 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.
Widescreen
640 480
Interlacing
TV-tuner
31. ____ video cable and female port.
VA (Vertical Alignment)
Composite
Interlacing
G2G (grey-to-grey - or GTG)
32. The ____ is the number of pixels - and is expressed using two numbers: the number of horizontal rows and vertical columns.
Dead
Analog CRT monitor
Video card
Resolution
33. ____ 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.
LCD
Composite
Response time
Worse
34. 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)
Analog output
Worse
Dual link
35. The ____ connector - sometimes called a VGA connector - uses a DB-15 connector with three rows of pins.
D-sub
Resolution
Debris
IPS (In Plane Switching)
36. The ____ contrast ratio indicates the difference that the monitor is capable of producing.
1280x720 1920x1080
16:9
Viewing angle
Dynamic
37. ____ DVI-D connectors have 3 rows of 6 pins with one additional larger horizontal pin.
Single link
VN (Twisted Nematic)
DVI-D (digital video-digital)
Dynamic
38. 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.
Dual
Interlacing
720p 1080i
Refresh
39. 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.
30 99
Normal
IPS (In Plane Switching)
Brighter
40. 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
640 480
Normal
TFT (thin film transistor)
Degauss
41. Most manufactures have started using a ____ measure of response time - which makes the response time faster than a white-to-black response time.
Splits the signal
RCA
G2G (grey-to-grey - or GTG)
800 600
42. The smaller the dot pitch - the more room there is for____ resolutions and the ____ a picture may be.
IPS (In Plane Switching)
Higher sharper
1920 1080
Interlacing
43. 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.
D-sub connector
Aspect ratio
DisplayPort
Refresh
44. Because of how the ____ monitor works - portions of the display tube cannot be used for displaying the image.
Speakers USB
Refresh
Shadow mask
CRT
45. Because ____ monitors have better color reproduction than TN monitors and are cheaper than IPS monitors - they are still used by many graphic artists.
Return policy
Widescreen
F-type
CRT
46. It is common for ____ monitors to support a wide number of resolutions - but LCD monitors often have a____ (optimum) display resolution.
CRT
both video and audio input
CRT native
Refresh
47. You can connect LCD monitors to a video card with a DVI-I connector with either a ____ or ____ connection.
TV-tuner
Color shift
Composite video
DVI-I DVI-D
48. 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.
perture grill
Dead
Worse
Splits the signal
49. The ____ is the distance between pixels measured in millimeters. The standard in color monitors in about .15 mm to .30 mm.
Y brightness
Normal
Dot pitch
1280x720 1920x1080
50. ____ 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.
Aspect ratio
4
Brightness
Response time