Question 1

Mark the incorrect statement regarding Python UDF?

Options :

A : Python UDFs can contain both new code and calls to existing packages

B :

For each row passed to a UDF, the UDF returns either a scalar (i.e. single) value or, if defined as a table function, a set of rows.

C :

A UDF also gives you a way to encapsulate functionality so that you can call it repeatedly from multiple places in code

D : A scalar function (UDF) returns a tabular value for each input row

Answer: D

Question 2

The most widely used metrics and tools to assess a classification model are:

Options :

A : Confusion matrix

B : Cost-sensitive accuracy

C : Area under the ROC curve

D : All of the above

Answer: D

Question 3

Which is the visual depiction of data through the use of graphs, plots, and informational graphics?

Options :

A : Data Interpretation

B : Data Virtualization

C : Data visualization

D : Data Mining

Answer: D

Question 4

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

Options :

A : Publish listings for free-to-use datasets to generate interest and new opportunities among the Snowflake customer base.

B : Publish listings for datasets that can be customized for the consumer.

C : Share live datasets securely and in real-time without creating copies of the data or im-posing data integration tasks on the consumer.

D : Eliminate the costs of building and maintaining APIs and data pipelines to deliver data to customers.

Answer: A,B,C,D

Question 5

Which ones are the known limitations of using External function?

Options :

A :

Currently, external functions cannot be shared with data consumers via Secure Data Sharing.

B :

Currently, external functions must be scalar functions. A scalar external function re-turns a single value for each input row.

C :

External functions have more overhead than internal functions (both built-in functions and internal UDFs) and usually execute more slowly

D :

An external function accessed through an AWS API Gateway private endpoint can be accessed only from a Snowflake VPC (Virtual Private Cloud) on AWS and in the same AWS region.

Answer: A,B,C,D

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