Question 1

Which of the following cross validation versions may not be suitable for very large datasets with hundreds of thousands of samples?

Options :

A : k-fold cross-validation

B : Leave-one-out cross-validation

C : Holdout method

D : All of the above

Answer: B

Question 2

Which one is the incorrect option to share data in Snowflake?

Options :

A : a Listing, in which you offer a share and additional metadata as a data product to one or more accounts.

B : a Direct Marketplace, in which you directly share specific database objects (a share) to another account in your region using Snowflake Marketplace.

C : a Direct Share, in which you directly share specific database objects (a share) to anoth-er account in your region.

D : a Data Exchange, in which you set up and manage a group of accounts and offer a share to that group.

Answer: B

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

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 5

Which metric is not used for evaluating classification models?

Options :

A : Recall

B : Accuracy

C : Mean absolute error

D : Precision

Answer: C

Free SnowPro-Advanced-Data-Scientist Mock Exam – Practice Online Confidently

Buying Options: