Dell-EMC
E20-559 · Question #3
A storage administrator added three X410 nodes to an existing cluster with three X400 nodes. However, the administrator did not realize that a decision was made to update the InfiniBand back-end…
The correct answer is A. Hybrid (QSFP-to-CX4). See the full explanation below for the reasoning.
Question
A storage administrator added three X410 nodes to an existing cluster with three X400 nodes. However, the administrator did not realize that a decision was made to update the InfiniBand back-end switches from DDR to QDR. Which type of cables must be used to connect the X400 nodes to the new switches?
Options
- AHybrid (QSFP-to-CX4)
- BIB (Cx4-to-CX4)
- CQSFP (QSFP-to-QSFP)
- DEthernet (DB45 CAT-6)
How the community answered
(28 responses)- A71% (20)
- B18% (5)
- C7% (2)
- D4% (1)
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