Worksheets1.2.2 - Secondary Storage
Total questions: 13
Worksheet time: 7mins
Describe an advantage of using magnetic tape
Magnetic tape can hold its data for up to thirty years in the correct environment.
Magnetic tape uses serial data access and so is very slow.
Describe a disadvantage of using an internal hard disk as storage.
Huge capacity, offers up to several terabytes per device.
Not as portable as other technologies.
Identify an example of optical storage:
Magnetic tape
USB memory stick
Blu-ray disks
HDD
The disadvantage of this type of storage is that it is easily scratched, leading to the loss of data.
Magnetic storage
Optical storage
Solid state storage
Why is durability important when choosing an appropriate storage media?
Because it is important to take in consideration how resistant the media is to damage.
Because it is important to consider how cheap the media cost.
Describe an advantage of using cloud storage:
If you have no internet connection, you have no access to your data.
Can be expensive to set up.
Security concerns.
You can access your documents anywhere
Which type of secondary storage would be suitable for a student doing geography coursework outdoors?
Magnetic - its cheap and has a large capacity
Solid state - if the device was dropped it is less likely to break, due to there being no moving parts.
Optical - most people have a device capable of reading optical disks at home.
Which type of secondary storage would be suitable to store a school production on and give to parents?
Magnetic - its cheap and has a large capacity
Solid state - if the device was dropped it is less likely to break, due to there being no moving parts.
Optical - most people have a device capable of reading optical disks at home.
