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






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






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






4. The HDTV connector uses a ____-pin mini-din cable.






5. 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.






6. 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.






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






8. An ____ connector supplies analog - video-only TV output in three separate channels: R (red) - G (green) - and B (blue).






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






10. There are currently two methods used for the backlight - 1) ____ that is currently the most common backlight source and require an inverter to provide AC power to the backlight.






11. 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.






12. As with composite and s-video - audio must be supplied to the device...






13. 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.






14. 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.






15. 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 ____.






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






17. 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 ____.






18. 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






19. 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






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






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






22. 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.






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






24. You can connect an analog CRT or LCD monitor to a video card with a DVI-I connector. This requires a cable with a ____ connection on one end and a ____ connection on the other end.






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






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






27. Use the ____ connection to connect a TV - VCR - or video camera to the video card. Audio signals must be supplied separately.






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






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






30. There are currently two methods used for the backlight - 1) ____ that is currently the most common backlight source and require an inverter to provide AC power to the backlight.






31. The ____ contrast ratio indicates the difference that can be displayed at the same time.






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






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.






34. 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






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






36. ____ on the screen can be mistaken for a dead pixel.






37. The ____ is the distance between pixels measured in millimeters. The standard in color monitors in about .15 mm to .30 mm.






38. ____ 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.






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






40. ____ is a digital video and audio connector used for high-definition digital audio and video. Itcombines the audio and video signals onto a single cable. You can use HDMI connectors with a video card with an ____ connector. Many of these video cards






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






42. DVI-D ____ link cable.






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






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






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






46. 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.






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






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






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






50. The ____ connection has all of the pins present in both the DVI-A and DVI-D connections. Most video cards and many LCD monitors have this connection.