Display Devices A+ 1101
A dim display on a laptop LCD screen might indicate a problem related to: (Select 2 answers) - Stuck pixels - Backlight - Dead pixels - Incorrect color patterns - Inverter
1. Backlight 2. Inverter
Vertical Alignment (VA) display technology can be characterized by: (Select 3 answers) - High contrast ratios - Low color quality - Good viewing angles - Low contrast ratios - Good color quality - Low viewing angles
1. High Contrast Ratios 2. Good Viewing Angles 3. Good Color Quality
When a computer monitor is unable to display image on the screen, the most common causes of this problem (and the easiest ones to fix) include: (Select 2 answers) - Inverter failure - Loose cable connections - Bad LCD display - Wrong input selection - Backlight failure
1. Loose cable connections 2. Wrong input selection
Which of the answers listed below describe the Twisted Nematic (TN) technology? (Select 3 answers) - Low viewing angles - Fast response times - Low color quality - High color quality - Slow response times - Wide viewing angles
1. Low Viewing Angles 2. Fast Response Times 3. Low color quality
Which of the answers listed below refer to the function of digitizer? (Select 3 answers) - Translates analog data into a format suitable for computer processing - A type of output device - Component of a mobile device's screen that allows to control the device with a stylus or fingertip - An example of media converter - A type of input device
1. Translates analog data into a suitable format for computer processing 2. A type of input device 3. Component of a mobile device's screen that allows to control the device with a stylus or fingertip
What are the characteristic features of an OLED display? (Select 3 answers) - Works without backlight - Inferior contrast ratio and color representation in comparison to LCDs - Lower light output (brightness) in comparison to LCDs - Display type commonly used in modern laptop devices - Better contrast ratio and color representation in comparison to LCDs - Requires backlight to illuminate the screen - Lower cost in comparison to LCDs - Higher light output (brightness) in comparison to LCDs
1. Works Without Backlight 2. Lower Light Output (brightness) in comparison to LCD's 3. Better contrast ration and color representation in comparison to LCD's
A permanent computer display screen discoloration caused by displaying the same static image for extended periods of time is known as: - Artifact - Stuck pixel - Burn-in - Dead pixel
Burn-in
Which type of peripheral hardware would require the replacement of a burned-out bulb? - Webcam - Computer projector - Laser printer - CRT monitor
Computer Projector
A tiny spot on an LCD monitor display screen that permanently remains black when it should be activated and displaying color is commonly referred to as stuck pixel. True or False
False
IPS, TN, VA, and OLED are all implementations of the LCD display technology. True or False
False
Which of the following answers refers to a device capable of providing both input and output functions? - Microphone - Touchpad - Speaker - Touch screen - Monitor
Touch Screen
What are the characteristic features of In-Plane Switching (IPS)? (Select 3 answers) - High color quality - Fast response times - Wide viewing angles - Low color quality - Slow response times - Low viewing angles
1. High Color Quality 2. Wide Viewing Angles 3. Slow Response Times
