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






2. ____ is an alternative to an HDMI connector.






3. 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






4. If you are concerned about dead pixels - review the ____ before purchasing.






5. ____ video cable and female port.






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






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






8. Increasingly - the difference between an LCD monitor and an HDTV is being blurred. You can purchase an HDTV that can also function as a monitor - or a monitor that can function as a TV. Resolutions used by HDTV are: ____ and ____.






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






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






11. You can connect an analog CRT or LCD monitor to a video card with a DVI-I connector. This requires a cable with a ____ connection on one end and a ____ connection on the other end.






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






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






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






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






16. ____ (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.






17. 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






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






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






20. 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.






21. 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






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






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






24. 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).






25. ____ 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.






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






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






28. 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.






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






30. ____ 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.






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






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






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






34. ____ 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.






35. ____ 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).






36. The smaller the dot pitch - the more room there is for____ resolutions and the ____ a picture may be.






37. ____ 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.






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






39. 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.






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






41. Screen size is often expressed in two different measures - the ____ screen size (also called the actual size) and the ____ viewing size that identifies the largest image size that can be displayed.






42. If you are concerned about dead pixels - review the ____ before purchasing.






43. 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.






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. DVI-D ____ link cable.






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. 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.






48. ____ 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.






49. 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.






50. 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.