Test your basic knowledge |

Comptia A +: Hardware Display Devices

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. LCD monitors often include features for HDTV support such as an HDMI input that accepts ____________ through the HDMI port.






2. ____ and active matrix are additional terms that are often used to describe LCD monitors. Currently - all LDC displays are these kinds of displays.






3. There are ____ to identify and possibly fix dead pixels on a monitor.






4. 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.






5. DVI-D ____ link cable.






6. Most manufactures have started using a ____ measure of response time - which makes the response time faster than a white-to-black response time.






7. It is common for ____ monitors to support a wide number of resolutions - but LCD monitors often have a____ (optimum) display resolution.






8. VA panels suffer from ____ that produces uneven colors across the display with loss of detail in dark scenes.






9. A ____ screen is typically desired for watching movies - or on laptops where the screen is viewed in full sunlight.






10. The ____ indicates how quickly a pixel can go from black - to white - and back to black and is indicated in milliseconds (ms).






11. ____ 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).






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.






13. ____ DVI-D connectors have 3 rows of 6 pins with one additional larger horizontal pin.






14. Composite signals combine three qualities of video into a single signal; the ____ channel is for ____ or luminance and U and V channels provide color information.






15. Single link DVI-D connectors can support 60 Hz up to ____ x ____ resolution.






16. ____ 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.






17. You can connect analog CRT monitors to a video card with a...






18. CRT monitors have a ____ aspect ratio which matches the display ration of a television set.






19. 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






20. Composite signals combine three qualities of video into a single signal; the Y channel is for brightness or luminance and ____ and ____ channels provide ____ information.






21. A ____ connection on a video card provides analog - video-only TV output. These video connectors are RCA connectors (typically yellow).






22. TN panels have ____ viewing angles and contrast ratios than the other display types.






23. 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.






24. Increasingly - the difference between an LCD monitor and an HDTV is being blurred. You can purchase an HDTV that can also function as a monitor - or a monitor that can function as a TV. Resolutions used by HDTV are: ____ and ____.






25. 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.






26. A ____ screen is typically desired for watching movies - or on laptops where the screen is viewed in full sunlight.






27. 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.






28. Common resolutions are often described using a naming standard - although these standards encompass much more than just resolution size. SVGA = ____ x ____.






29. Screen size is often expressed in two different measures - the ____ screen size (also called the actual size) and the ____ viewing size that identifies the largest image size that can be displayed.






30. ____ panels are the most expensive type of panel - and could be difficult to find.






31. 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.






32. 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.






33. ____ displays have a 4:3 aspect ratio (used in CRT displays).






34. LCD monitors often include features for HDTV support such as an HDMI input that accepts ____________ through the HDMI port.






35. The D-sub connector on a video card provides....






36. ____ female port.






37. LCD displays are very delicate and occasionally a pixel fails to display properly (called a ____).






38. 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






39. 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.






40. ____ video cable and female port.






41. Most manufactures have started using a ____ measure of response time - which makes the response time faster than a white-to-black response time.






42. 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.






43. Dual link DVI-D can support 60 Hz up to ____ x ____ resolution.






44. The ____ is the number of pixels - and is expressed using two numbers: the number of horizontal rows and vertical columns.






45. 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.






46. LCD monitors often include features for HDTV support such as support for ____ to watch copy-protected content.






47. The ____ indicates how quickly a pixel can go from black - to white - and back to black and is indicated in milliseconds (ms).






48. Like HDMI - DisplayPort can send audio signals over the ______ (if audio is supported by the video card and monitor).






49. 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.






50. The smaller the dot pitch - the more room there is for____ resolutions and the ____ a picture may be.