Which of the following can operate at both layers 2 and 3 of the OSI model?

A. Bridge
B. Switch
C. Repeater
D. Hub

Answer: B. Switch

Computer Science & Information Technology

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Calculated fields can be extended to become ________

A) target values B) status thresholds C) KPIs D) base values

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Which of the following languages was an ancestor of C?

(a) A (b) A+ (c) B (d) B+

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