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. 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.






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






3. 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






4. DVI-D ____ link cable.






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






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






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






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






9. ____ female port.






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






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






12. ____ is an alternative to an HDMI connector.






13. 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.






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






15. 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






16. 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.






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






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






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






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






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






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






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






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. 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.






26. 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.






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






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






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






30. 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.






31. 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.






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






33. ____ link allows for longer cable lengths and a higher video resolution and you should choose this type of video card whenever possible.






34. DisplayPort uses a digital-only signal. To connect a VGA monitor to it - you will need a special active ____ that reformats the signal for analog devices.






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






36. A ____ connection on a video card provides both analog and digital output.






37. ____ (1280 x 720 progressive scan) and ____ (1920 x 1080 with interlacing) identify displays that do not support full HD content - with both 720p and 1080i being comparable in quality.






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






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






40. 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.






41. 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.






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






43. 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.






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






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






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






47. 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.






48. 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.






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






50. 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.