Why computer does not have A and B drive.

What and where are the Windows A and B drives?

This tutorial provides answer for this question.

what are the Windows A: and B: drives used for

What Are the Windows A: and B: Drives Used For?

But then, what and where are A and B drives?

Answer:

Windows-based system typically has the following drive letter assignments.

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A: and B: drives are reserved for floppy drives.

If your setup does not have floppy drive, the A: and B: drives will be missing.

The primary hard drive on your Windows computer is always be the C: drive.

If youpartition hard driveto multiple partitions, then you have additional drive letters for each partition.

It depends on how many drives and partitions your machine has set up.

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