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Exam Certified Data Engineer Associate All Questions

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Exam Certified Data Engineer Associate topic 1 question 49 discussion

Actual exam question from Databricks's Certified Data Engineer Associate
Question #: 49
Topic #: 1
[All Certified Data Engineer Associate Questions]

Which of the following describes a scenario in which a data engineer will want to use a single-node cluster?

  • A. When they are working interactively with a small amount of data
  • B. When they are running automated reports to be refreshed as quickly as possible
  • C. When they are working with SQL within Databricks SQL
  • D. When they are concerned about the ability to automatically scale with larger data
  • E. When they are manually running reports with a large amount of data
Show Suggested Answer Hide Answer
Suggested Answer: A 🗳️
by kishanu at Oct. 20, 2023, 3:55 p.m.

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kishanu
Highly Voted 1 year, 1 month ago
Selected Answer: A
Single node clusters can be used for interactive queries with small dataset
upvoted 5 times
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benni_ale
Most Recent 7 months ago
Selected Answer: A
A is correct
upvoted 1 times
...
azure_bimonster
10 months, 1 week ago
Selected Answer: A
A seems correct for this
upvoted 2 times
...
meow_akk
1 year, 1 month ago
ans A : A Single Node cluster is a cluster consisting of an Apache Spark driver and no Spark workers. A Single Node cluster supports Spark jobs and all Spark data sources, including Delta Lake. A Standard cluster requires a minimum of one Spark worker to run Spark jobs. https://www.google.com/url?sa=t&rct=j&q=&esrc=s&source=web&cd=&cad=rja&uact=8&ved=2ahUKEwidg8mSsYqCAxUmg2oFHbkTDJsQFnoECA4QAw&url=https%3A%2F%2Fdocs.databricks.com%2Fen%2Fclusters%2Fsingle-node.html%23%3A~%3Atext%3DA%2520Single%2520Node%2520cluster%2520is%2Cworker%2520to%2520run%2520Spark%2520jobs.&usg=AOvVaw3PFq3_Qyt2gAAa4id0j6CS&opi=89978449
upvoted 4 times
...

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A (35%)
C (25%)
B (20%)
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