Quiz on Stylus

What is a stylus designed to emulate?

• A computer mouse

• A keyboard

• A finger

• A paintbrush

What is usually used to make the tip of a stylus?

• Plastic

• Metal

• Rubber or conductive foam

• Wood

How does a stylus allow a device to detect input?

• By creating a magnetic field

• By creating an electrical connection

• By using light sensors

• By generating heat

What is a trackpad?

• A type of keyboard

• A type of pointing device

• A type of screen

• A type of computer

How does a trackpad detect user input?

• By voice commands

• By detecting the motion of a user's fingers

• By detecting light touches

• By detecting pen input

Can you perform actions like clicking and double-clicking on a trackpad?

• No, it's not possible

• Yes, but only with special software

• Yes, just like you would on a mouse

• No, trackpads are only for moving the cursor

How does a computer trackball operate?

• By using a laser to track movement on a surface

• By utilizing sensors that detect the movement of the ball

• By interpreting voice commands to move the cursor

• By using a touchpad to detect finger movement

Who invented the trackball and in what year?

• Bill Gates in 1975

• Tom Cranston and Fred Longstaff in 1952

• Steve Jobs in 1976

• Martin Cooper in 1973

Why have trackballs been largely replaced by optical mice?

• Because trackballs are more expensive to produce

• Because optical mice require less maintenance

• Because trackballs were mechanically complex and cumbersome

• Because optical mice are wireless

Which two major companies still develop trackballs?

• Microsoft and Apple

• IBM and HP

• Kensington and Logitech

• Samsung and Sony