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QUESTION 36
You plan to use Microsoft Azure Event Hubs to ingest sensor data. You plan to use Azure Stream Analytics to analyze the data in real time and to send the output directly to Azure Data Lake Store. You need to write events to the Data Lake Store in batches. What should you use?
A. Apache Storm in Azure HDInsight
B. Stream Analytics
C. Microsoft SQL Server Integration Services (SSIS)
D. The Azure CLI
Answer: B
Explanation:
https://docs.microsoft.com/en-us/azure/data-lake-store/data-lake-store-data-scenarios
QUESTION 37
Note: This question is part of a series of questions that present the same scenario. Each question in the series contains a unique solution that might meet the stated goals. Some question sets might have more than one correct solution, while others might not have a correct solution. After you answer a question in this section, you will NOT be able to return to it. As a result, these questions will not appear in the review screen.
You have a table named Table1 that contains 3 billion rows. Table1 contains data from the last 36 months. At the end of every month, the oldest month of data is removed based on a column named DateTime. You need to minimize how long it takes to remove the oldest month of data.
Solution: You implement a columnstore index on the DateTime column.
Does this meet the goal?
A. Yes
B. No
Answer: A
QUESTION 38
Note: This question is part of a series of questions that present the same scenario. Each question in the series contains a unique solution that might meet the stated goals. Some question sets might have more than one correct solution, while others might not have a correct solution. After you answer a question in this section, you will NOT be able to return to it. As a result, these questions will not appear in the review screen.
You have a table named Table1 that contains 3 billion rows. Table1 contains data from the last 36 months. At the end of every month, the oldest month of data is removed based on a column named DateTime. You need to minimize how long it takes to remove the oldest month of data.
Solution: You implement round robin for table distribution.
Does this meet the goal?
A. Yes
B. No
Answer: B
QUESTION 39
You are using a Microsoft Azure Stream Analytics query language. You are outputting data from an input click stream. You need to ensure that when you consecutively receive two rows from the same IP address within one minute, only the first row is outputted. Which functions should you use in the WHERE statement?
A. Last and HoppingWindow
B. Last and SlidingWindow
C. LAG and HoppingWindow
D. LAG and Duration
Answer: B
QUESTION 40
You are designing a solution that will use Apache HBase on Microsoft Azure HDInsight. You need to design the row keys for the database to ensure that client traffic is directed over all of the nodes in the cluster. What are two possible techniques that you can use? (Each correct answer presents a complete solution. Choose two.)
A. padding
B. trimming
C. hashing
D. salting
Answer: AC
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