Cramer's lightning round: Let Extreme Networks cool off a little before buying

• It's that time again! "Mad Money" host Jim Cramer rings the lightning round bell, which means he's giving his answers to callers' stock questions at rapid speed.

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Paramount Group Inc: "It is very inexpensive, but at the same time, I don't like office real estate. So, I am torn on it."

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Uranium Energy Corp: "There are no consistent brands right now in this country for nuclear power. It has too many enemies."

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Extreme Networks Inc: "I think it's a very good networking company. ... Let it cool off a little, and then you can do some buying."

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Super Micro Computer Inc: "It seems too good to be true, which means we have to ... figure out exactly what that company does."

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Nvidia Corp: "I think [their inventory buildup] goes through and is done and is flushed by the first weeks of January, and will be in better shape."

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Barrick Gold Corp: "It's got a good yield, but the problem is, is that the dollar's got to get weaker. And in that case, if the chart is good, you can be a buyer."

Disclaimer: Cramer's Charitable Trust owns shares of Nvidia.

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