Magnetic devices Flashcards
How are magnetic devices read?
They are read with a moving head inside the disk drive
What are some negative impacts of moving parts?
Make the media relatively slow to read from or write to
Make the disk more susceptible to damage
Which of these does not have moving parts?
SSD and HDD
SSD
What is a negative impact of magnetic disks?
Vulnerable to magnetic fields
What are the two types of magnetic disk drives?
Internal and portable
How are portable magnetic disk drives connected to the computer?
Through a USB port
What are hard disks best suited for and why?
Desktop computers because they are not very portable and have a huge capacity
How do newer hard disks have capacities of several terabytes?
Because of the smaller denser surface areas spinning under the read-write heads.
