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 ratio of the width and the height.






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






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






4. 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.






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






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






7. 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.






8. ____ 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.






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






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






11. 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.






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






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






14. 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.






15. 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.






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






17. 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.






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






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






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






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






22. 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.






23. You can only connect a digital monitor to a DVI-D connector. Connecting an analog monitor - such as a CRT monitor - is only possible by using a special ____.






24. 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.






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






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






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






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






29. There are two methods of controlling the illumination of the phosphor - 1) ____ that consists of a metal screen full of holes that are aligned with each dot. The screen shields the electron beam from illuminating between dots and leaves an outline ar






30. 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.






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






32. S-video (separate-video - Y/C - or S-VHS) connections are present on many video cards and supply ____ - video-only TV output.






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






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






35. 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






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






37. 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






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






39. DisplayPort does not use ______ than DVI and HDMI.






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






41. ____ panels have the best color reproduction quality and viewing angles of the display types - and are well suited for graphic design where full and accurate color representation is required.






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






43. 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.






44. 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.






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






46. 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.






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






48. 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.






49. 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.






50. 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).