1.2.2 Secondary Storage

Which of these define what secondary storage is?

• Non-volatile storage / devices that are not directly accessible by the CPU

• Any non-volatile storage

• All memory technologies that use magnetism.

• Any memory technology using laser light

• A USB device

Which of these storage devices make use of optics (laser light) to store data? (Tick All)

• CD

• Fibre Optic Cable

• DVD

• Blue-Ray

• LED

Solid state drive

• Storage that works by storing the data in electronic circuits
• Storage that can be disconnected from the main computer unit, for example to transfer files between computers.
• Storage that uses a surface which can be magnetised to store data.

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 type of storage is this?

• Magnetic
• Optical
• Solid State

What is an advantage of a CD?

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

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

What is a disadvantage of solid state storage?

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

What is an advantage of Cloud Computing?

• Can access your files anywhere

• It is safer

• Can access files anywhere you have internet

• Expensive

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

• Optical
• Magnetic
• Solid state 
• All types