ExamTopics Logo
Mail Us[email protected]
Menu
Microsoft Discussions
exam questions

Exam DP-203 All Questions

View all questions & answers for the DP-203 exam
Go to Exam

Exam DP-203 topic 1 question 64 discussion

Actual exam question from Microsoft's DP-203
Question #: 64
Topic #: 1
[All DP-203 Questions]

You are designing an Azure Data Lake Storage solution that will transform raw JSON files for use in an analytical workload.
You need to recommend a format for the transformed files. The solution must meet the following requirements:
✑ Contain information about the data types of each column in the files.
✑ Support querying a subset of columns in the files.
✑ Support read-heavy analytical workloads.
✑ Minimize the file size.
What should you recommend?

  • A. JSON
  • B. CSV
  • C. Apache Avro
  • D. Apache Parquet
Show Suggested Answer Hide Answer
Suggested Answer: D 🗳️
by anks84 at Sept. 6, 2022, 3:44 a.m.

Comments

Chosen Answer:
This is a voting comment (?). It is better to Upvote an existing comment if you don't have anything to add.
Switch to a voting comment New
Submit Cancel
ajhak
Highly Voted 2 years, 2 months ago
Selected Answer: D
Parquet has columnar format, best for reading a few columns. Also when in doubt, just select Parquet. More often than not, that is gonna be the correct answer if you don't know it.
upvoted 13 times
...
anks84
Highly Voted 2 years, 11 months ago
Correct as the requirement is Column based.
upvoted 7 times
...
EmnCours
Most Recent 8 months, 2 weeks ago
Selected Answer: D
Correct Answer: D
upvoted 1 times
...
Piantoni
9 months ago
The answer is "D"
upvoted 1 times
...
kkk5566
1 year, 11 months ago
Selected Answer: D
D is correct
upvoted 2 times
...
Reloadedvn
2 years, 3 months ago
Selected Answer: D
Parquet format satisfies all reqs
upvoted 2 times
...
GodfreyMbizo
2 years, 6 months ago
Parquet
upvoted 3 times
...
youngbug
2 years, 8 months ago
Selected Answer: D
Avro is totally a serialization format. It combines of JSON and Raw binary files. Why is the explanation like this? It's misleading.
upvoted 4 times
...
Community vote distribution
A (35%)
C (25%)
B (20%)
Other
Most Voted
A voting comment increases the vote count for the chosen answer by one.

Upvoting a comment with a selected answer will also increase the vote count towards that answer by one. So if you see a comment that you already agree with, you can upvote it instead of posting a new comment.

SaveCancel