Multiple choice technology

Which of the following is not related to a computer hard disk drive?

  1. Platter

  2. Pwrite

  3. Access Arm

  4. MFM
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B Correct answer
Explanation

A hard disk drive contains platters (storage disks), access arms (read/write head mechanisms), and uses encoding schemes like MFM (Modified Frequency Modulation). Pwrite is a Unix/Linux system call for writing to file descriptors at specific offsets, unrelated to hard disk drive hardware components.

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