WJEC ICT - Chapter 1 - Magnetic Storage

Which of the following is true about magnetic storage in terms of data retention?

• Data is retained even when power is lost.

• Data is lost when power is lost.

• Data retention depends on the humidity level.

• Data retention depends on the ambient temperature.

What is the primary advantage of magnetic storage over other storage technologies?

• Greater durability

• Cost-effectiveness

• Faster data transfer speeds

• Higher storage

Which of these is an example of magnetic storage?

• Hard disk drive

• CD

• Solid-state drive

• DVD

What are the advantages to using magnetic storage (Select more than one answer)

• Moving mechanical parts make it slow to read data.

• Vulnerable to damage if dropped

• Reliable as it can perform well over time.

• Unlimited number of read/write cycles

Select the three statements that are true about magnetic storage.

• It's a type of primary storage.

• Hard drives and Magnetic tapes are examples of these.

• It's a type of secondary storage.

• It stores non-volatile data.

• It stores volatile data.

Which of these is an example of magnetic storage?

• DVD

• USB flash drive

• Magnetic tape drive

• CD

What is the main disadvantage of using magnetic storage for portable devices?

• High power consumption

• Fragility and susceptibility to damage

• Slow data transfer speeds

• Limited storage capacity

Which storage characteristic is being described here? "It can perform an unlimited number of read/write cycles and can perform well over time."

• Speed

• Portability

• Durability

• Reliability

Which magnetic storage device offers faster access speeds?

• Magnetic tape drive

• Hard disk drive

Which one of these best describes magnetic storage?

• Data is read from integrated circuits known as flash memory.

• An actuator arm moves up and down a platter to read data.

• A laser is used to read the contents of the disk.