Go back to 700-701 - Cisco Application Centric Infrastructure for Account Managers

Question :-

Which statement about the BiDi optics for 40G connection is true?
BiDi optics is an industry standard and is supported in all 40G solutions.
BiDi optics are build into the Cisco Nexus 9300 Switch, while eliminates the cost for separate optics.
BiDi optics support 40G on low-cost copper cables.
BiDi optics support 40G on existing 10G MMF cables in the data center, which often eliminates the cost to rewire.

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