Input and Output devices

Which is the most expensive type of mouse?

• Mechanical mouse

• Opto- Mechanical mouse

• Optical mouse

• None of the above

Mouse was invented by?

Which was the first scanner introduced in 1957?

• Film scanner

• Barcode scanner

• Handheld scanner

• None of the above

A drum plotter is also known as.

Who invented compact disc?

• Gary Starkweather

• Douglas Engelbart

• James T. Russell

• John Von Neumann

Which monitor uses liquid crystal?

• CRT

• LCD

• LED

• Touch Screen Monitor

Which printer uses additive processes?

The first laser printer was invented in.