최신 DSA-C02 무료덤프 - Snowflake SnowPro Advanced: Data Scientist Certification

문제1

Which object records data manipulation language (DML) changes made to tables, including inserts, updates, and deletes, as well as metadata about each change, so that actions can be taken using the changed data of Data Science Pipelines?

A. Stream

B. OFFSET

C. Dynamic tables

D. Task

E. Tags

F. Delta

정답: A

설명: (DumpTOP 회원만 볼 수 있음)

문제2

Which one is incorrect understanding about Providers of Direct share?

A. As a data provider, you share a database with one or more Snowflake accounts.

B. A data provider is any Snowflake account that creates shares and makes them available to other Snowflake accounts to consume.

C. If you want to provide a share to many accounts, you can do the same via Direct Share.

D. You can create as many shares as you want, and add as many accounts to a share as you want.

정답: C

설명: (DumpTOP 회원만 볼 수 있음)

문제3

Consider a data frame df with 10 rows and index [ 'r1', 'r2', 'r3', 'row4', 'row5', 'row6', 'r7', 'r8', 'r9', 'row10'].
What does the expression g = df.groupby(df.index.str.len()) do?

A. Groups df based on index values

B. Groups df based on index strings

C. Data frames cannot be grouped by index values. Hence it results in Error.

D. Groups df based on length of each index value

정답: C

설명: (DumpTOP 회원만 볼 수 있음)

문제4

Which one is not the types of Feature Engineering Transformation?

A. Normalization

B. Aggregation

C. Scaling

D. Encoding

정답: B

설명: (DumpTOP 회원만 볼 수 있음)

문제5

What is the formula for measuring skewness in a dataset?

A. MEAN - MEDIAN

B. MODE - MEDIAN

C. (3(MEAN - MEDIAN))/ STANDARD DEVIATION

D. (MEAN - MODE)/ STANDARD DEVIATION

정답: C

설명: (DumpTOP 회원만 볼 수 있음)

문제6

There are a couple of different types of classification tasks in machine learning, Choose the Correct Classification which best categorized the below Application Tasks in Machine learning?
To detect whether email is spam or not
To determine whether or not a patient has a certain disease in medicine.
To determine whether or not quality specifications were met when it comes to QA (Quality Assurance).

A. Multi-Label Classification

B. Binary Classification

C. Multi-Class Classification

D. Logistic Regression

정답: B

설명: (DumpTOP 회원만 볼 수 있음)

문제7

Which ones are the known limitations of using External function?

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

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

C. 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.

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

정답: A,B,C,D

최신 DSA-C02 무료덤프 - Snowflake SnowPro Advanced: Data Scientist Certification

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