A company is collecting data where the source data is not automatically hashed. According to data privacy policies, the data must be hashed to all destinations when exporting any data.
What must the engineer select to correctly send the data?

A customer wants to send out a personalized monthly reminder email to all customers that have opted in to tell them about the monthly specials.
Which attributes should be sent to the destination?

A company collects online transaction data from two different sources and onboards into AER The data is housed in two systems:
* Digital Order Line (DOL), which gets data at a daily batch latency
* Streaming (Web/App)
The company prefers to use Streaming data over DOL. Which method should the engineer use?

A company launches a Facebook campaign with a custom landing page that was supposed to give a $50 voucher to customers who order within 2 hours of clicking on the link. The web developers forgot to add the tracking code to the checkout process, so the company does not know who ordered from the Facebook campaign-How should an engineer create the segment?