Technical Terms - Hardware (A-Z) - LED

What does LED stand for?

• Light Emitting Diode

• Light Emitting Device

• Luminous Electronic Device

• Laser Emitting Diode

What colors can modern LEDs produce?

• Red, Green, and Blue

• Blue only

• Red only

• Green only

What are LEDs commonly used for in electronic devices?

• Touchscreens

• Sound output

• Indicator lights

• Cooling systems

Why have LEDs begun to replace traditional light bulbs in several areas?

• They are energy efficient and have a long lifespan

• They are easier to install

• They are brighter

• They are cheaper

How can you typically identify LEDs in a display?

• By their size

• By their weight

• By a series of small lights that make up a larger display

• By their shape

What type of displays have started to be replaced by LED displays?

• Plasma displays

• LCD displays

• OLED displays

• CRT displays

What is one advantage of LED TVs and computer monitors over LCD counterparts?

• They have better sound quality

• They are heavier

• They are cheaper

• They are brighter and thinner

What is the energy efficient nature of LEDs attributed to?

• They use less energy

• They have a short lifespan

• They produce dimmer light

• They use more energy

What is a common application of LEDs mentioned in the text?

• Microwaves

• Refrigerators

• Street lights

• Ovens

What recent advances in LED technology have made possible?

• Producing only red light

• Producing white light

• Producing sound

• Producing heat