storage units Y9

Magnetic storage

• Storage that uses a surface which can be magnetised to store data
• Storage that can be disconnected from the main computer unit, for example to transfer files between computers.
• Moving a data, program or file from memory onto secondary storage for later use.

What is the most durable?

• Magnetic Tape
• Solid State Drive
• Hard Drive
• CD

What type of storage is this?

• Magnetic
• Optical
• Solid State

What is an advantage of a Hard drive?

• Easily scratched, leading to the loss of data
• Large storage capacity
• Expensive to buy
• Portable, easy to carry around

Question 11: Which type of storage uses lasers to write the data?

• Optical
• Magnetic
• Solid state 
• All types 

Which of the following shows the capacity of OPTICAL STORAGE MEDIA in the correct order (smallest to largest)?

• DVD > BLU RAY > CD

• CD > DVD > BLU RAY

• BLU RAY > DVD > CD

• DVD > CD > BLU RAY

Rank the units of data storage in order from smallest to largest..

• MB > KB > Byte > TB >GB

• KB > Byte > MB > TB > GB

• Byte > KB > MB > GB > TB

• TB > GB > MB > KB > Byte

Data stored on Backing Storage is...

• Volatile

• Non-volatile

Which of the following units could be used to measure storage capacity of a USB stick?

• Mhz

• Ghz

• Gb

• Cm

Which type of memory is volatile (it is lost once the computer is switched off)?

• external disk

• hard disk memory

• Random Access Memory

• pen drive memory

• cloud storage