Question 1

How do user-defined functions (UDFs) contribute to data analysis in SQL?

Options :

A : UDFs hinder query optimization.

B : They allow customization and extension of SQL functionalities for specific data operations.

C : UDFs restrict data analysis to predefined operations.

D :

UDFs can only be used with materialized views.

Answer: B

Question 2

Why are materialized views valuable in data analysis compared to regular views?

Options :

A : Regular views simplify complex data structures for ease of analysis.

B :

They offer real-time updates reflecting instantaneous database changes.

C : Materialized views provide precomputed snapshots, improving query performance.

D : Materialized views restrict data access, enhancing security.

Answer: C

Question 3

When managing Snowsight dashboards, what significance do subscriptions and updates hold in meeting business requirements?

Options :

A : Managing subscriptions and updates complicates dashboard usage.

B : Subscriptions and updates have no impact on dashboard management.

C : They enhance dashboard usability without data updates.

D : Subscriptions and updates ensure timely information delivery.

Answer: D

Question 4

Why are Stored Procedures valuable in data analysis using SQL?

Options :

A : Stored Procedures solely facilitate data visualization.

B : Stored Procedures enable custom and repeated data operations, enhancing efficiency.

C : They restrict the execution of repetitive tasks, limiting efficiency.

D :

Answer: B

Question 5

How do aggregate functions differ from window functions in Snowflake?

Options :

A : Window functions modify table structures.

B : Aggregate functions return single values.

C : Window functions work on entire tables.

D : Aggregate functions operate on groups of rows.

Answer: B,D

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