HCI Quiz

Which of the following is NOT a way to display HCIs mentioned in the document?

• Using audio

• Visually

• Through smell

• Using text

Which display type is often used for its high contrast and deep blacks?

• LCD

• LED

• OLED

• Touch screen

Where can touch screens be found?

• Typewriters

• Smartphones

• Landline phones

• Fax machines

What is a key feature of a touch screen?

• It requires a stylus

• It allows physical interaction

• It is always large

• It is voice-activated

What is a common use for touch screens in classrooms?

• Smart boards

• Chalkboards

• Overhead projectors

• Whiteboards

What does LCD stand for?

• Light Crystal Display

• Liquid Crystal Display

• Low Contrast Display

• Light Color Display

What is a limitation of LED displays in terms of visual quality?

• They have the best color contrast.

• Their color representation is not as good as other displays.

• They have no color.

• They are always black and white.

What is a power-related advantage of LED displays?

• They require a lot of power.

• They use very little power.

• They are powered by batteries.

• They need solar panels.

What does an OLED display produce?

• Its own light

• External light

• Reflected light

• No light

How does the power efficiency of OLED compare to traditional displays?

• Less efficient

• More efficient

• Equally efficient

• Not efficient