CompTIA A+ Exam 220-1101 - Display Devices Quiz Flashcards
What are the characteristic features of In-Plane Switching (IPS)?
(3 answers)
High color quality
Wide viewing angles
Slow response times
Which of the answers listed below describe the Twisted Nematic (TN) technology?
(3 answers)
Low viewing angles
Low color quality
Fast response times
Vertical Alignment (VA) display technology can be characterized by:
(3 answers)
High contrast ratios
Good viewing angles
Good color quality
What are the characteristic features of an OLED display?
(3 answers)
Works without backlight
Lower light output (brightness) in comparison to LCDs
Better contrast ratio and color representation in comparison to LCDs
IPS, TN, VA, and OLED are all implementations of the LCD display technology.
TRUE / FALSE
FALSE
Which refers to a device capable of providing both input and output functions?
Touch Screen
Which refers to the function of digitizer?
(3 answers)
Translates analog data into a format suitable for computer processing
Allows to control the device with a stylus or fingertip
A type of input device
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:
(2 answers)
Loose cable connections
Wrong input selection
Which type of peripheral hardware would require the replacement of a burned-out bulb?
Computer projector
A permanent computer display screen discoloration caused by displaying the same static image for extended periods of time is known as:
Burn-in
A dim display on a laptop LCD screen might indicate a problem related to:
(2 answers)
Backlight
Inverter
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 / FALSE
FALSE
Dead Pixel
Which would be of help while troubleshooting non-responsive touchscreen on a mobile device?
Reseating the device’s battery
Erasing all content/settings and restoring the device to factory defaults (factory reset/hard reset)
Pressing a specific key combination/button to perform system restart (soft reset)
Removing screen protector and cleaning the screen
