Computer Science for IGCSE & O level - Hardware (Section 3 - No. 12)
What is the main function of the read/write head in a hard disk drive (HDD)?
To spin the platters.
To move the arm.
To read and write data to the platters.
To store data permanently.
Обяснение
The read/write head is responsible for accessing and modifying data on the platters.