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Worksheets

LCD, LED & OLED

Total questions: 10

Worksheet time: 2mins

Name
Class
Date
1.

What does LCD stand for?

(a)  

2.

What are a group of diodes called?

a)

Screen

b)

Pixel

c)

Colours

3.

What is the difference between LCD and LED?

a)

LCD is much thinner than LED televisions

b)

LED uses tiny lights that light up each pixel separately

c)

There is no difference, LED is the newer version of LCD

d)

LCD uses fluorescent tubes, while LED uses LED lights

4.

Which of the following types is more probable on getting a burn-in?

a)

LED

b)

OLED

c)

LCD

d)

Samsung Family Hub Smart Fridge

5.

Which type of television display is the thinnest?

a)

OLED

b)

LED

c)

LCD

6.

Which display type is best for leisure purposes such as video games or movies?

a)

LED

b)

OLED

c)

LCD

d)

Apple watch

7.

Why do OLEDs have higher resolution?

a)

They have bigger LED lights

b)

Each pixel has an LED light

c)

They don't use LED lights

d)

None of the above

8.

In how much time do LEDs reach maximum brightness

a)

They need to warm up for a couple of minutes

b)

Immediately

c)

They don't reach maximum brightness

d)

They need to warm up for a while

9.

Which one of the following displays uses the least power:

a)

LED

b)

LCD

c)

OLED

d)

They all use the same amount

10.

What is an OLED's field of view?

a)

160 degrees

b)

170 degrees

c)

210 degrees

d)

220 degrees