9. The .... mode is used in cases where there is a need for communication in both directions at the same time. a. Simplex b. Half-duplex e. Full-duplex d. Point to point 10. In . . fiber optic, the...

9. The<br>.... mode is used in cases where there is a need for communication in<br>both directions at the same time.<br>a. Simplex<br>b. Half-duplex e. Full-duplex<br>d. Point to point<br>10. In . . fiber optic, the density of the core decreases gradually from the<br>center to the edges.<br>a. Multimode step-index<br>c. Multimode graded-index<br>b. Single mode<br>d. None of them<br>

Extracted text: 9. The .... mode is used in cases where there is a need for communication in both directions at the same time. a. Simplex b. Half-duplex e. Full-duplex d. Point to point 10. In . . fiber optic, the density of the core decreases gradually from the center to the edges. a. Multimode step-index c. Multimode graded-index b. Single mode d. None of them

Jun 10, 2022

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9. The .... mode is used in cases where there is a need for communication in both directions at the same time. a. Simplex b. Half-duplex e. Full-duplex d. Point to point 10. In . . fiber optic, the...

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