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Update Assignment #2 Quiz - Spark Internals.md #6

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12 changes: 8 additions & 4 deletions Assignment #2 Quiz - Spark Internals.md
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Expand Up @@ -2,20 +2,24 @@ Question 1
How many fire calls are in our table?

240613

Question 2
How large is our fireCalls dataset in memory?

59.3

Question 3
Which "Unit Type" is the most common?

ENGINE

Question 3
Question 4
What type of transformation, wide or narrow, did the 'GROUP BY' and 'ORDER BY' queries result in?

**Wide**

Narrow

Question 4
Question 5
How many tasks were in the last stage of the last job?

2
1