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. ____ 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).






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






3. 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.






4. 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.






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






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






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






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






9. 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.






10. 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






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






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






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






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






15. 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.






16. ____ and ____ are electrically equivalent - meaning that a simple pin-to-pin adapter is all that is required to connect a DVI device to an HDMI port.






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






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






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






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






21. Use the ____ connection to connect a TV - VCR - or video camera to the video card. Audio signals must be supplied separately.






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






23. 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.






24. ____ 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.






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






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






27. 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.






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






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






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






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






32. 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






33. 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






34. 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






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






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






37. 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.






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






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






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






41. 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.






42. 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.






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






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






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






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






47. ____ is a digital video and audio connector used for high-definition digital audio and video. Itcombines the audio and video signals onto a single cable. You can use HDMI connectors with a video card with an ____ connector. Many of these video cards






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






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






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