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Comptia A +: Hardware Display Devices

Instructions:
  • Answer 50 questions in 15 minutes.
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  • 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. Pressing lightly on the ____ may revive the pixel.






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






3. 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






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






6. 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






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






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






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






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






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






12. 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.






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






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






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






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






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






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






19. 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






20. ____ DVI-D connectors have 3 rows of 8 pins plus the horizontal pin (often called a 25-pin - 24+1-pin - or 24-pin connector).






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






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






23. DVI-D ____ link cable.






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






25. 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






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






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






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






29. DVI-D ____ link cable.






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






31. ____ (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.






32. 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.






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






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






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






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






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






38. 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.






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






40. 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.






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






42. 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






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






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






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






46. When connecting various devices to a computer video card - you can typically find converter cables to match the interface on the video card with the interface on the device. However - these cables do not convert from ____ to ____ signaling.






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






48. 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.






49. The ____ is the distance between pixels. A lower number means a sharper image and possibly higher resolutions.






50. ____ DVI-D connectors have 3 rows of 8 pins plus the horizontal pin (often called a 25-pin - 24+1-pin - or 24-pin connector).







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