G7 Understanding computers Assessment2

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 keyboard

• A CD ROM

• A speaker

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 web camera

• A speaker

• A flash drive

• An inkjet printer

Which of the following is an output device?

• A headphone

• A USB stick

• A mouse

• A scanner

Which of the following is computer software?

• Chrome

• WeChat

• Minecraft

• Monitor

A CD ROM is

• a magnetic storage device read by magnetised read-write head
• an optical storage device read by a laser beam
• a magnetic storage device read by magnetised read-write head
• a magnetic storage device read by a laser beam

On a CD ROM

• data is written in concentric circles
• you can write data to the disk more than once
• Pits and Lands are used to represent 1s and 0s
• All data is represented in ASCII

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