Free DSA-C02 Exam Braindumps (page: 4)

Page 3 of 17

Skewness of Normal distribution is ___________

  1. Negative
  2. Positive
  3. 0
  4. Undefined

Answer(s): C

Explanation:

Since the normal curve is symmetric about its mean, its skewness is zero. This is a theoretical explanation for mathematical proofs, you can refer to books or websites that speak on the same in detail.



What is the formula for measuring skewness in a dataset?

  1. MEAN - MEDIAN
  2. MODE - MEDIAN
  3. (3(MEAN - MEDIAN))/ STANDARD DEVIATION
  4. (MEAN - MODE)/ STANDARD DEVIATION

Answer(s): C

Explanation:

Since the normal curve is symmetric about its mean, its skewness is zero. This is a theoretical expla- nation for mathematical proofs, you can refer to books or websites that speak on the same in detail.



What Can Snowflake Data Scientist do in the Snowflake Marketplace as Provider?

  1. Publish listings for free-to-use datasets to generate interest and new opportunities among the Snowflake customer base.
  2. Publish listings for datasets that can be customized for the consumer.
  3. Share live datasets securely and in real-time without creating copies of the data or im-posing data integration tasks on the consumer.
  4. Eliminate the costs of building and maintaining APIs and data pipelines to deliver data to customers.

Answer(s): A,B,C,D

Explanation:

All are correct!
About the Snowflake Marketplace
You can use the Snowflake Marketplace to discover and access third-party data and services, as well as market your own data products across the Snowflake Data Cloud. As a data provider, you can use listings on the Snowflake Marketplace to share curated data offer-ings with many consumers simultaneously, rather than maintain sharing relationships with each indi- vidual consumer. With Paid Listings, you can also charge for your data products. As a consumer, you might use the data provided on the Snowflake Marketplace to explore and ac- cess the following:
Historical data for research, forecasting, and machine learning. Up-to-date streaming data, such as current weather and traffic conditions. Specialized identity data for understanding subscribers and audience targets.
New insights from unexpected sources of data.
The Snowflake Marketplace is available globally to all non-VPS Snowflake accounts hosted on Amazon Web Services, Google Cloud Platform, and Microsoft Azure, with the exception of Mi-crosoft Azure Government. Support for Microsoft Azure Government is planned.



What Can Snowflake Data Scientist do in the Snowflake Marketplace as Consumer?

  1. Discover and test third-party data sources.
  2. Receive frictionless access to raw data products from vendors.
  3. Combine new datasets with your existing data in Snowflake to derive new business in-sights.
  4. Use the business intelligence (BI)/ML/Deep learning tools of her choice.

Answer(s): A,B,C,D

Explanation:

As a consumer, you can do the following:
· Discover and test third-party data sources.
· Receive frictionless access to raw data products from vendors. · Combine new datasets with your existing data in Snowflake to derive new business insights. · Have datasets available instantly and updated continually for users. · Eliminate the costs of building and maintaining various APIs and data pipelines to load and up-date data.
· Use the business intelligence (BI) tools of your choice.






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