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. 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






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






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






4. 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.






5. 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).






6. The D-sub connector on a video card provides....






7. 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






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






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






10. ____ 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.






11. 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.






12. 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 ____.






13. 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






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. The ____ is the ratio of the width and the height.






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






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






18. ____ female port.






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






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






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






22. 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.






23. 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.






24. 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.






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






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






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






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






29. 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.






30. 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






31. 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






32. ____ 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.






33. 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.






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






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






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






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






38. 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.






39. The smaller the dot pitch - the more room there is for____ resolutions and the ____ a picture may be.






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






41. The smaller the dot pitch - the more room there is for____ resolutions and the ____ a picture may be.






42. 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.






43. 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.






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






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






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






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






48. 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.






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






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