How Computers Work - Lesson 1

Which of the following is computer hardware?

• Monitor

• Scanner

• Keyboard

• All of the above

Which of the following is an input device?

• A computer monitor

• A mouse

• A CD ROM

• A printer

Which of the following is an output device?

• A keyboard

• A hard disk

• A CD ROM

• A computer monitor

Which of the following is a storage device?

• A CD ROM

• A laser printer

• RAM (Random Access Memory)

• A scanner

Which of the following is an input device?

• A speed camera

• A speaker

• A flash drive

• An inkjet printer

Which of the following is an output device?

• A lift button

• A joystick

• A laser printer

• A scanner

Which of the following is computer software?

• Touch screen

• MS Windows

• Printer

• Floppy disc

On a CD ROM

• Pits and Lands are used to represent 1s and Os

• All data is represented in ASCII

• data is written in concentric circles

• you can write data to the disk more than once

What would be a suitable device to transfer 12 photos from one PC to another?

• A memory stick

• A CD ROM

• A scanner

• A printer

Computer memory that temporarily stores information is called:

• CPU

• RAM

• ROM

• ASCII