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. 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.






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






3. DisplayPort uses a different signal format than DVI or HDMI. However - it supports sending DVI or HDMI signals over the same port using a simple ____.






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






5. 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






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






7. 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






8. 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.






9. 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.






10. 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.






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






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






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






14. A DVI-A (digital video-analog) is used for an ________________. Some LCD monitors have either a D-sub or this connection.






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






16. The ____ connector is used to allow multiple video ports from a single connection.It is typically included on slimline video cards that can have only a single port. It sends out two separate DVI-I signals through the single connector.






17. 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.






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






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






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






21. 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.






22. ____ 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.






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






24. 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.






25. 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.






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






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






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






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






30. ____ and ____ are electrically equivalent - meaning that a simple pin-to-pin adapter is all that is required to connect a DVI device to an HDMI port.






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






32. 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






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






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






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






36. 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.






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. 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






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






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






41. 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.






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






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






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






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






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






47. S-video can easily be converted to composite video by combining the ____ and ____ channels into a single signal.






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






49. Do not confuse video in - which can be supplied by composite - s-video - or HDTV connectors - with ____ capabilities. The built-in tuner means that the card or monitor itself has the ability to accept multi-channel input and change the display by cha






50. Cheaper TVs and monitors at lower resolutions or using ____ (where every other line is drawn with each pass) are not capable of displaying all of the video content in full HD.