This seems to be testing our knowledge of mobile payment technologies. Based on the details provided, I think the answer is B, Host Card Emulation (HCE) provisioning. The vendor is hosting the secure elements and creating a token to send to the customer's device, which is the essence of HCE.
I feel pretty confident about this one. Passing on key messages and capturing issues raised seem like the best examples of communication being a two-way process.
I'm a bit confused on this one. I know SSL is used for secure web communications, but I'm not sure about the specific encryption types. I'll have to guess and hope for the best.
B and C, no doubt about it. I mean, if the node's status is unknown, the first thing I'd do is ping it and see what kind of method it's using to get its data. Easy peasy!
I'm going with A and D. The OID and the view method seem like the most relevant options when the node status is unclear. Time to put on my detective hat!
Hmm, I'm pretty sure the answer is B and C. After all, if the node status is unknown, checking the ping response and the polling method would be the logical next steps.
Carli
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