Tertiary Storage and Data Units

Multiple Choice

Which of the following is a correct sequence of data units from smallest to largest?

• Bit → Byte → KB → MB → GB → TB → PB

• Byte → Bit → KB → MB → GB → TB → PB

• KB → Bit → Byte → MB → GB → TB → PB

• Bit → KB → Byte → MB → GB → TB → PB

Open Ended

Why is it important to understand different types of data storage, such as tertiary storage, in today's digital world?

Open Ended

Explain the main differences between primary, secondary, and tertiary storage in terms of their purpose and characteristics.

Multiple Choice

Which type of storage is used for long-term backup and archiving, and is often utilized by organizations for disaster recovery?

• Primary storage

• Secondary storage

• Tertiary storage

• Temporary storage

Multiple Select

Which of the following are examples of tertiary storage?

• Blu-ray Disks

• Magnetic Tape Libraries

• Cloud Archiving

• Solid State Drives

Open Ended

Why might an organization choose to use cloud archiving over magnetic tape libraries for tertiary storage?

Fill in the Blanks

Tertiary storage is cost-effective for storing

amounts of data.

Multiple Choice

Match the following data units to their approximate real-world equivalent: 1 KB, 1 MB, 1 GB, 1 TB, 1 PB.

• One short paragraph of text, one photo, 250 songs, 500 hours of movies, a massive company archive

• One photo, one short paragraph of text, 250 songs, 500 hours of movies, a massive company archive

• 250 songs, one short paragraph of text, one photo, 500 hours of movies, a massive company archive

• 500 hours of movies, one short paragraph of text, one photo, 250 songs, a massive company archive

Multiple Choice

Which type of storage is fastest but has the smallest capacity?

• Primary storage

• Secondary storage

• Tertiary storage

• Cloud storage

Multiple Choice

If you have 2TB of storage and each video is 4GB, how many videos can you store?

• 256

• 512

• 1024

• 2048

Open Ended

Describe one ethical issue related to data storage and sustainability.

Multiple Select

Which of the following are reasons companies are considering renewable energy for data centres?

• Reducing energy costs

• Improving data speed

• Balancing sustainability and demand

• Increasing storage capacity

Fill in the Blanks

Tertiary storage is mainly used for

storage and backups.

Multiple Choice

Which of the following is the correct order of data units from smallest to largest?

• KB → MB → GB → TB → PB → bit → byte

• bit → byte → KB → MB → GB → TB → PB

• PB → TB → GB → MB → KB → byte → bit

• byte → bit → KB → MB → GB → TB → PB