Difference between disk and space

[Guest]

Test No. incompl/inter-50 "Computers", question 1

My computer is not capable of saving material on a separate ......... because it has no floppy drive.

(a) space
(b) compact
(c) disc
(d) place

Test No. incompl/inter-50 "Computers", answer 1

My computer is not capable of saving material on a separate disc because it has no floppy drive.

Correct answer: (c) disc
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Pls tell me, What's the different between space and disc?

[Torsten]

A disc or disk is that circular object that you use for storing data in your computer. As you know there are also floppy disks or compact disks which you can save data on.
Space can be an area or place or even the universum.
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Test Of English for International Communication
TOEIC Preparation & TOEIC Vocabulary

[Guest]

Thanks in advance!