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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. 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.
analog digital
G2G (grey-to-grey - or GTG)
Widescreen
Pixel pitch
2. ____ displays have a 4:3 aspect ratio (used in CRT displays).
Better
Normal
CCFL (Cold Cathode Fluorescent Lamp)
Y UV
3. 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.
Shadow mask
30 99
4
Single link
4. A ____ connection on a video card provides digital output. These connections are rated as either single link or dual link.
Aperture grill
DVI-D (digital video-digital)
LED (Light Emitting Diode)
1920 1200
5. The ____ contrast ratio indicates the difference that can be displayed at the same time.
Aspect ratio
Static
Dead pixel
Normal
6. Common resolutions are often described using a naming standard - although these standards encompass much more than just resolution size. SVGA = ____ x ____.
Digital
800 600
Interlacing
U V color
7. 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
720p 1080i
VN (Twisted Nematic)
16:9
both video and audio input
8. 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.
Higher sharper
7
Analog CRT monitor
1024 768
9. 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
Contrast ratio
16:9
both video and audio input
10. DisplayPort does not use ______ than DVI and HDMI.
Analog output
Dual
Higher voltage
Normal
11. 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.
4:3
Worse
Resolution
Single
12. 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.
Widescreen
Aperture grill
perture grill
1280 1024
13. 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
perture grill
Screen
LCD monitor that accepts an analog connection
14. ____ on the screen can be mistaken for a dead pixel.
TFT (thin film transistor)
Debris
IPS (In Plane Switching)
Backlight
15. 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
Viewing angle
Color shift
HDTV
Dead
16. Common resolutions are often described using a naming standard - although these standards encompass much more than just resolution size. XGA+ = ____ x ____.
DVI-A connection
Single source
Flat displays
1152 864
17. A DVI-A (digital video-analog) is used for an ________________. Some LCD monitors have either a D-sub or this connection.
LCD monitor that accepts an analog connection
CRT
Speakers USB
DB-15
18. CRT monitors have a ____ aspect ratio which matches the display ration of a television set.
VN (Twisted Nematic)
Response time
Pixels
4:3
19. ____ panels offer the best contrast ratios of the display types - and are well suited for movies that require good contrast.
Laptop
30 99
VA (Vertical Alignment)
CCFL (Cold Cathode Fluorescent Lamp)
20. Common resolutions are often described using a naming standard - although these standards encompass much more than just resolution size. SXGA+ = ____ x ____.
U V color
1400 1050
Separately
both video and audio input
21. TN panels have ____ viewing angles and contrast ratios than the other display types.
1680 1050
Worse
Shadow mask
D-sub
22. 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.
S-video
Brighter
Dead
6
23. 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.
DVI-A connection
Pixels
Video card
IPS (In Plane Switching)
24. The ____ is the number of pixels - and is expressed using two numbers: the number of horizontal rows and vertical columns.
Brighter
Widescreen
720p 1080i
Resolution
25. Single link DVI-D connectors can support 60 Hz up to ____ x ____ resolution.
Composite
Viewing angle
1920 1080
Pixel pitch
26. 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.
VA (Vertical Alignment)
Utilities
CRT
Analog CRT monitor
27. 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
Viewing angle
Single link
F-type
Pixel pitch
28. The ____ is the number of pixels - and is expressed using two numbers: the number of horizontal rows and vertical columns.
Dynamic
Response time
Speakers USB
Resolution
29. VA panels have ____ color reproduction and wider viewing angles than TN displays - but with slower response times and a higher cost.
Response time
LCD monitor that accepts an analog connection
Better
640 480
30. LCD monitors often include features for HDTV support such as an HDMI input that accepts ____________ through the HDMI port.
1920 1200
both video and audio input
Pixels
1280 1024
31. ____ cable and female port.
Pixel pitch
800 600
Dynamic
S-video
32. VA panels have ____ color reproduction and wider viewing angles than TN displays - but with slower response times and a higher cost.
1680 1050
Better
1400 1050
IPS (In Plane Switching)
33. Be aware that the display qualities of your monitor depend on the capabilities of both the monitor and the ____.
Video card
Static
1280 1024
D-sub connector
34. 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.
720p 1080i
Resolution
6
Static
35. 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.
LCD
DB-15
IPS (In Plane Switching)
Converter box
36. ____ are tube monitors with a flatter glass tube that results in an image with less distortion around the edges.
30 99
Flat displays
TFT (thin film transistor)
1400 1050
37. The ____ contrast ratio indicates the difference that the monitor is capable of producing.
LCD monitor that accepts an analog connection
Dynamic
G2G (grey-to-grey - or GTG)
Resolution
38. Because ____ monitors have better color reproduction than TN monitors and are cheaper than IPS monitors - they are still used by many graphic artists.
VN (Twisted Nematic)
CRT
CRT native
Resolution
39. Most manufactures have started using a ____ measure of response time - which makes the response time faster than a white-to-black response time.
1400 1050
CCFL (Cold Cathode Fluorescent Lamp)
G2G (grey-to-grey - or GTG)
Composite video
40. Additional monitor features include built in ____ or ____ hub.
Speakers USB
Progressive scanning
Backlight
640 480
41. 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.
Degauss
CRT
VN (Twisted Nematic)
Pixels
42. ____ 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)
DVI-A (digital video-analog)
Better
S-video
43. ____ 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)
IPS (In Plane Switching)
720p 1080i
Worse
44. The D-sub connector on a video card provides....
perture grill
Analog output
Normal
CCFL (Cold Cathode Fluorescent Lamp)
45. The ____ connector - sometimes called a VGA connector - uses a DB-15 connector with three rows of pins.
Physical effective
Response time
D-sub
Video card
46. ____ 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).
Brighter
Analog output
Dual link
Better
47. 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.
HDMI (High-Definition Multimedia Interface)
Backlight
Flat displays
Progressive scanning
48. Because ____ monitors have better color reproduction than TN monitors and are cheaper than IPS monitors - they are still used by many graphic artists.
Dual
1920 1200
Resolution
CRT
49. 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).
VN (Twisted Nematic)
DB-15
both video and audio input
1280 1024
50. 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
Interlacing
TV-tuner
IPS (In Plane Switching)
720p 1080i