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






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






3. 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.






4. 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.






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






6. 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.






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






8. Monitor size is typically described using a ____ measurement.






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






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






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






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






13. Because ____ monitors have better color reproduction than TN monitors and are cheaper than IPS monitors - they are still used by many graphic artists.






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






15. DVI-D ____ link cable.






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






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






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






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






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






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






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






23. 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.






24. 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.






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






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






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






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






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






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






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






32. ____ monitors will typically list the monitor size along with the viewable image size which is smaller than the total screen size. Because of how the monitor is made - not all of the available screen size can actually display an image.






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






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






35. 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.






36. 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.






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






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






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






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






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






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






43. You can connect LCD monitors to a video card with a DVI-I connector with either a ____ or ____ connection.






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






45. 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






46. 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.






47. 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.






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






49. 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.






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.