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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. ____ 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.
Brightness
Separately
Brighter
Analog output
2. 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.
Dual
DVI-A (digital video-analog)
D-sub DVI-A
Return policy
3. ____ 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.
Widescreen
Interlacing
6
IPS (In Plane Switching)
4. 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.
1680 1050
Static
1920 1200
Analog CRT monitor
5. 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.
6
TFT (thin film transistor)
6
Progressive scanning
6. Having a few dead ____ can be common on many displays.
Widescreen
1024 768
1920 1200
Pixels
7. 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.
DVI-D (digital video-digital)
Static
TFT (thin film transistor)
Widescreen
8. ____ cable and female port.
30 99
S-video
Dot pitch
Brighter
9. The ____ indicates how quickly a pixel can go from black - to white - and back to black and is indicated in milliseconds (ms).
Response time
perture grill
Screen
Dead
10. The ____ indicates how quickly a pixel can go from black - to white - and back to black and is indicated in milliseconds (ms).
Analog CRT monitor
Dot pitch
Response time
DB-15
11. ____ panels are the most expensive type of panel - and could be difficult to find.
Response time
IPS (In Plane Switching)
Dual link
CRT
12. ____ on the screen can be mistaken for a dead pixel.
Single
Interlacing
Debris
DVI-A connection
13. LCD displays are very delicate and occasionally a pixel fails to display properly (called a ____).
Video card
Dead pixel
Normal
Dual
14. 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.
VN (Twisted Nematic)
Aperture grill
1920 1200
DisplayPort
15. 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.
DVI-D (digital video-digital)
Interlacing
Aperture grill
CRT native
16. Because of how the ____ monitor works - portions of the display tube cannot be used for displaying the image.
Analog
DMS-59
16:9
CRT
17. The ____ is the number of pixels - and is expressed using two numbers: the number of horizontal rows and vertical columns.
Resolution
Dual
Dual link
Dot pitch
18. 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.
2048 1536
Resolution
Speakers USB
Dynamic
19. As with composite and s-video - audio must be supplied to the device...
Separately
Converter box
LED (Light Emitting Diode)
6
20. The s-video connector is a ____-pin mini-din connector that has two separate channels - one for Y (luminance) and one for UV (color).
Composite
4
1680 1050
Response time
21. VA panels have ____ color reproduction and wider viewing angles than TN displays - but with slower response times and a higher cost.
Better
Dual link
DMS-59
720p 1080i
22. 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 ____.
Normal
Viewing angle
Analog output
Converter box
23. 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.
Analog CRT monitor
Interlacing
Speakers USB
Screen
24. ____ panels are the most expensive type of panel - and could be difficult to find.
6
Resolution
Response time
IPS (In Plane Switching)
25. 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.
Color shift
Brighter
Video card
Dead
26. DisplayPort uses a different signal format than DVI or HDMI. However - it supports sending DVI or HDMI signals over the same port using a simple ____.
LCD monitor that accepts an analog connection
1680 1050
Adapter
DVI-A (digital video-analog)
27. 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.
U V color
G2G (grey-to-grey - or GTG)
Contrast ratio
6
28. 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.
Static
DVI-D (digital video-digital)
VN (Twisted Nematic)
F-type
29. The smaller the dot pitch - the more room there is for____ resolutions and the ____ a picture may be.
Higher sharper
Resolution
Dead pixel
Worse
30. Single link DVI-D connectors can support 60 Hz up to ____ x ____ resolution.
1920 1080
DVI-A (digital video-analog)
Widescreen
1400 1050
31. 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
16:9
analog digital
Refresh
1680 1050
32. 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)
Normal
30 99
Resolution
33. LCD displays are very delicate and occasionally a pixel fails to display properly (called a ____).
1152 864
Dead pixel
D-sub connector
LED (Light Emitting Diode)
34. The HDTV connector uses a ____-pin mini-din cable.
Video card
Resolution
7
both video and audio input
35. A DVI-A (digital video-analog) is used for an ________________. Some LCD monitors have either a D-sub or this connection.
Brighter
DMS-59
LCD monitor that accepts an analog connection
Interlacing
36. 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.
IPS (In Plane Switching)
Better
Widescreen
1280x720 1920x1080
37. 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.
Splits the signal
DMS-59
Interlacing
Static
38. ____ link allows for longer cable lengths and a higher video resolution and you should choose this type of video card whenever possible.
Dual
Degauss
Response time
Response time
39. Pressing lightly on the ____ may revive the pixel.
IPS (In Plane Switching)
Converter
Screen
CRT native
40. The LCD ____ provides the light that makes the individual pixels visible. The light itself is actually along the top - bottom - and/or sides - with a special layer that reflects the light throughout the display.
Backlight
Widescreen
LCD
640 480
41. It is common for ____ monitors to support a wide number of resolutions - but LCD monitors often have a____ (optimum) display resolution.
LED (Light Emitting Diode)
D-sub DVI-A
Utilities
CRT native
42. ____ panels have relatively slow response times (6ms to 16ms) - and have a slight purple tint in blacks when viewed from a wide angle.
HDCP
1024 768
Interlacing
IPS (In Plane Switching)
43. The ____ connector - sometimes called a VGA connector - uses a DB-15 connector with three rows of pins.
DVI-D (digital video-digital)
D-sub
Static
DisplayPort
44. ____ panels offer the best contrast ratios of the display types - and are well suited for movies that require good contrast.
CRT
VA (Vertical Alignment)
Brightness
Brighter
45. The ____ is the ratio of the width and the height.
Aspect ratio
Response time
Resolution
CCFL (Cold Cathode Fluorescent Lamp)
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).
Composite video
Dual link
VA (Vertical Alignment)
Digital
47. 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.
Resolution
CCFL (Cold Cathode Fluorescent Lamp)
1024 768
1920 1200
48. ____ displays have a 4:3 aspect ratio (used in CRT displays).
4:3
Normal
1280 1024
perture grill
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).
Aperture grill
IPS (In Plane Switching)
1280x720 1920x1080
1280 1024
50. 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.
Dual link
DVI-A connection
Flat displays
Same cable