220-1201 Practice Question: A technician is installing a new LCD monitor for…

Answer analysis

Option-by-option breakdown

For each option: why learners choose it and why it is or isn't the right answer here.

• ✗

  Replace the video cable with a DVI cable.

  Why it's wrong here

  The issue of "washed-out colors" typically stems from incorrect display settings such as brightness, contrast, or color temperature, rather than the type of video cable used. While DVI provides a digital signal, replacing a functional cable with a DVI cable will not inherently correct color calibration or display parameters. Assuming the original cable is not faulty and transmitting a clean signal, the cable type itself does not directly influence the color accuracy or vibrancy of the image displayed.

• ✗

  Update the graphics driver.

  Why it's wrong here

  Graphics drivers are primarily responsible for enabling the operating system and applications to communicate effectively with the graphics processing unit (GPU), optimizing performance and supporting display features. While an outdated or corrupted driver can cause various display anomalies, "washed-out colors" are far more commonly indicative of incorrect monitor settings or a lack of proper color calibration. Driver updates are more likely to resolve issues such as flickering, incorrect resolution detection, or performance problems within graphics-intensive applications, not fundamental color reproduction.

• ✓

  Adjust the color settings in the monitor's on-screen display.

  Why this is correct

  Washed-out colors signify that the monitor is failing to accurately reproduce the full spectrum of colors or luminance levels, resulting in a dull appearance. The monitor's On-Screen Display (OSD) menu provides direct access to critical display parameters, including brightness, contrast, gamma, and color temperature settings. By meticulously adjusting these controls, a technician can restore proper color saturation, depth, and vibrancy, thereby directly correcting the washed-out appearance and achieving a more accurate visual output.

• ✗

  Set the resolution to the monitor's native resolution.

  Why it's wrong here

  Setting a monitor to its native resolution ensures a perfect one-to-one mapping between the pixels rendered by the graphics card and the physical pixels on the LCD panel. This action is crucial for achieving optimal image sharpness and clarity, preventing the blurriness or pixelation that can occur when an image is scaled to a non-native resolution. However, native resolution does not directly influence the color accuracy, saturation, or overall vibrancy of the display, which are governed by color calibration and other OSD settings.

Go deeper

Related to this question