Community QuestionSeen on 3 CBTsRe-created in 9 study sets this year

multimode fiber (MMF)

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Answer

Fiber-optic cable in which multiple light waves can pass simultaneously. Usually larger in diameter than single-mode fiber; and each wave uses a certain portion of the fiber cable for transmission.

2 of 3 indexed CBT versions give this answer·Answer index rebuilt Aug 10, 2026

The indexed versions don't agree on this one

This question appears on 3 CBT versions we've indexed, and they don't all give the same answer. Exam editions change and answer keys get re-cut, so more than one of these was correct on the test it came from. Here is each of them, and how many versions give it.

2 of 3 versionsmost versions

Fiber-optic cable in which multiple light waves can pass simultaneously. Usually larger in diameter than single-mode fiber; and each wave uses a certain portion of the fiber cable for transmission.

Comptia A+ Free Study Guide · Comptia A+ Material

1 of 3 version

Shorter distances than single-mode fiber Larger core size allows for multiple modes of travel for the light signal

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