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






2. 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






3. 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.






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






5. 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.






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






7. DVI-D ____ link cable.






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






9. 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.






10. 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






11. 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.






12. ____ video cable and female port.






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






14. 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.






15. 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






16. 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.






17. 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).






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






19. ____ female port.






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






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






22. A ____ connection on a video card provides analog output and are rarely (if ever) used for computers monitors - but might be used on some HDTV systems.






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






24. Like HDMI - DisplayPort can send audio signals over the ______ (if audio is supported by the video card and monitor).






25. 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.






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






27. ____ or luminance identifies the amount of light the monitor produces (how bright it is) and is measured in candelas per square meter (cd/m2 also called a Nit) - with a higher number indicating a brighter screen.






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






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






30. 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.






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






32. ____ is an alternative to an HDMI connector.






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






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






35. 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






36. 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.






37. 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.






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






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






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






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






42. 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






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






44. Pressing lightly on the ____ may revive the pixel.






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






46. ____ cable and female port.






47. Composite signals combine three qualities of video into a single signal; the ____ channel is for ____ or luminance and U and V channels provide color information.






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






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






50. The DMS-59 uses a special cable that ____________into separate video interfaces. For example - the cable might split the signal into two DVI-I connectors - two D-sub connectors - or one DVI-I connector and one D-sub connector.