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






2. On a(n) ____ monitor you might be able to see two horizontal lines running across the display. These lines are the wires that are used to dynamically change the grill opening.






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






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






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






6. 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.






7. 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.






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






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






10. 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 ____.






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






12. 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






13. ____ is an alternative to an HDMI connector.






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






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






16. 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.






17. ____ 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.






18. 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






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






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






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






22. The ____ contrast ratio indicates the difference that the monitor is capable of producing.






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






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






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






26. LCD monitors often include features for HDTV support such as built-in speakers and audio-out to ____ speakers. LCD monitors often include features for HDTV support such as an HDTV tuner to allow you to watch TV and change channels when the monitor is






27. The ____ contrast ratio indicates the difference that the monitor is capable of producing.






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






29. ____ 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.






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






31. 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.






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






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






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






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






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. 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






38. Be aware that the display qualities of your monitor depend on the capabilities of both the monitor and the ____.






39. ____ panels have relatively slow response times (6ms to 16ms) - and have a slight purple tint in blacks when viewed from a wide angle.






40. 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.






41. DisplayPort is also an internal video interface used by ____ displays to interface with internal video cards.






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






43. 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






44. 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).






45. 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






46. The ____ rate is the amount of time (measured in Hz) required for the CRT's electron beam to paint the screen from top to bottom. Increasing the rate reduces screen flicker.






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






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






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






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