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. 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






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






3. 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.






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






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






6. DVI-D ____ link cable.






7. 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






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






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






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






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






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






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






15. CRT monitors with DVI-D connectors are possible but rare. This means that the CRT monitor accepts ____ input.






16. Be aware that the display qualities of your monitor depend on the capabilities of both the monitor and the ____.






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






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






19. 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.






20. 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.






21. 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 ____.






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






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






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






25. ____ cable and female port.






26. 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.






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






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






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






30. The ____ is the number of pixels available on a display screen. Specifically - it is described by the amount of pixels horizontally across the display by the amount of pixels vertically down the display.






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






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






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






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






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






36. 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






37. 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






38. 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.






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






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






41. There are two methods of controlling the illumination of the phosphor - 2) an ____ consists of a screen of ultra thin vertical and horizontal wires. This configuration allows more electrons through resulting in a richer color display.






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






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






44. The ____ indicates how quickly a pixel can go from black - to white - and back to black and is indicated in milliseconds (ms).






45. ____ 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.






46. ____ 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.






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






48. ____ (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.






49. 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.






50. 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 ____.