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Comptia A +: Hardware Display Devices

Instructions:
  • Answer 50 questions in 15 minutes.
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  • Match each statement with the correct term.
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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. ____ DVI-D connectors have 3 rows of 6 pins with one additional larger horizontal pin.






2. A ____ connection on a video card provides digital output. These connections are rated as either single link or dual link.






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






4. 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.






5. 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.






6. VA panels have ____ color reproduction and wider viewing angles than TN displays - but with slower response times and a higher cost.






7. If you are concerned about dead pixels - review the ____ before purchasing.






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






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






10. 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.






11. ____ panels offer the best contrast ratios of the display types - and are well suited for movies that require good contrast.






12. Having a few dead ____ can be common on many displays.






13. 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.






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






15. Additional monitor features include built in ____ or ____ hub.






16. Because of how the ____ monitor works - portions of the display tube cannot be used for displaying the image.






17. ____ is drawing the screen in two passes; odd lines on the first and then the even lines on the second pass.






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






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






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






21. 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.






22. The ____ is the distance between pixels. A lower number means a sharper image and possibly higher resolutions.






23. The ____ connector - sometimes called a VGA connector - uses a DB-15 connector with three rows of pins.






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






25. Pressing lightly on the ____ may revive the pixel.






26. 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






27. 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






28. 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






29. 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.






30. The ____ is the distance between pixels. A lower number means a sharper image and possibly higher resolutions.






31. Additional monitor features include built in ____ or ____ hub.






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






33. 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.






34. ____ 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.






35. 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.






36. The s-video connector is a ____-pin mini-din connector that has two separate channels - one for Y (luminance) and one for UV (color).






37. ____ is an alternative to an HDMI connector.






38. 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.






39. 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.






40. ____ are tube monitors with a flatter glass tube that results in an image with less distortion around the edges.






41. The ____ is the ratio of the width and the height.






42. 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






43. 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.






44. ____ 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.






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






46. The ____ is the ratio of the width and the height.






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






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






49. 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.






50. 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.







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