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. The ____ identifies the angle at which the image can still be seen. With LCD monitors - the image will be dimmer and colors distorted when viewed from an angle. It is described with two numbers: horizontal angle and vertical angle - with a higher num






3. 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.






4. 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.






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






6. 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.






7. Composite signals combine three qualities of video into a single signal; the Y channel is for brightness or luminance and ____ and ____ channels provide ____ information.






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






9. Without a built-in tuner - video input is limited to a ____ channel - and changing TV channels must be done at the ____ device before inputting into the video card.






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






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






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






13. ____ video cable and female port.






14. 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.






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






16. 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.






17. 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






18. ____ 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.






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






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






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






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






23. 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






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






25. 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






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






27. 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.






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






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






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






31. 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






32. 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.






33. For manufacturers - the ____ is royalty free - whereas including an HDMI connector requires a fee for each connector used. Manufacturers such as Dell and Apple are starting to use DisplayPorts in monitors and video cards - but these are not yet used






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






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






36. ____ is an alternative to an HDMI connector.






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






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






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






40. 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.






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






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






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






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






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






46. 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.






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






48. ____ 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.






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






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