Udemy Snowpro Core Certification
Combined with Complete Questions and
Answers 100% Accurate
True or False: The COPY command exports to a single file by default. - ANSWER - False
True/False: Credits used by a Medium virtual warehouse running for 2 hours is equal to 4 hours
of Small virtual warehouse usage. - ANSWER - True
True or False: If a database or a schema Is cloned, the child object privileges are automatically
copied. - ANSWER - True
- Cloned objects (Tabled) does not inherit any privileges from its source object
- Database or schema is cloned, privileges are inherited by the child objects
Which of the following statements are true regarding how Snowflake stores table data? Select
all that apply. - ANSWER - - Data is stored in a columnar format
- Data is automatically compressed
- Data is stored in micro-partitions
Which command can be used to download data from an internal stage to an on-premises
system? - ANSWER - GET
- GET is used to download data from internal stage to on-prem, PUT uploads data from on-prem
to internal stage
In Snowflake, all data at rest is encrypted using which encryption method? - ANSWER - AES
256 bit
Which of the following statements best describe Snowflake's access control mechanism? -
ANSWER - - Privileges can be granted on securable objects
- Roles can be granted to other users
- Roles can be granted to other roles
,An external function's code is stored in which location? - ANSWER - Outside of Snowflake
A cloned object does not contribute towards the overall storage unless which of the following
conditions are met? - ANSWER - - Data is changed in the clone table
- Data is changed in the source table
Which of the following operations can be fulfilled without needing an active virtual warehouse? -
ANSWER - - Fine the max of a numeric column
- Count the number of rows in a table
Which of the following statements best describe Snowpark? Select all that apply. - ANSWER - -
Snowpark is a library created by Snowflake that provides APIs for accessing and processing
data in application written in programming language other than SQL
- Snowpark automatically converts the data-processing programming constructs to SQL and
pushes them down to Snowflake for execution
Which of the following caches are stored in the cloud services layer? Select all that apply. -
ANSWER - Query Result Cache
Metadata cache
- Virtual warehouse cache is stored locally in a VW
Which statements correctly describe the contents of a Snowflake share object? - ANSWER - -
Contain privileges that grant access to a database & schema from which objects are being
shared
- Grant access to objects (tables, secure views)
- A share objects contain the consumer accounts with which the database & the objects are to
be shared
True or False: Data in Time Travel and fail-safe storage is stored free of charge by Snowflake. -
ANSWER - False
- Cost is calculated every 24 hours based on number of days it is maintained and the time since
it was last modified
, Which of the following roles can create & manage users? - ANSWER - - Account admin
- User admin (Typically)
- Security Admin
What are some of the ways to improve performance in Snowflake? - ANSWER - - Clustering
keys
- Dedicated virtual warehouse
- Multi-cluster virtual warehouse
- Query result caching
You execute a time travel query on a table but get the following error. "Time travel data is not
available for the table. The requested time is either beyond the allowed time travel period or
before the object creation time." What could this error indicate? - ANSWER - - You have
provided a value for OFFSET in the AT clause that is outside of the time travel retention period
of the table
- You have provided a query id for STATEMENT in the BEFORE clause that is outside of that
tables time travel retention period
- You have provided a value for TIMESTAMP in the BEFORE clause that is outside of that tables
time travel retention period
Your security administrator has created Row Access Policies on a table. What type of security
has the administrator implemented? - ANSWER - Row level security
You are a telecom company's data engineer who uses Snowflake as a data warehouse. The
company requires all network signaling data to be loaded into a table in near real-time. The
network signaling data already lands into an S3 bucket every 1 minute. What is the course of
action that you should take?
Select three options; each option forms part of the answer. - ANSWER - - Create an external
stage on top of the S3 bucket where the near real time data lands
- Configure notification event on the S3 bucket which triggers the Snowpipe
- Create a snowpipe that loads data from an external stage
As the security administrator for your organization's Snowflake instance, you are required to
continuously track a list of all users who logged into the system in the last 60 minutes. Which
Combined with Complete Questions and
Answers 100% Accurate
True or False: The COPY command exports to a single file by default. - ANSWER - False
True/False: Credits used by a Medium virtual warehouse running for 2 hours is equal to 4 hours
of Small virtual warehouse usage. - ANSWER - True
True or False: If a database or a schema Is cloned, the child object privileges are automatically
copied. - ANSWER - True
- Cloned objects (Tabled) does not inherit any privileges from its source object
- Database or schema is cloned, privileges are inherited by the child objects
Which of the following statements are true regarding how Snowflake stores table data? Select
all that apply. - ANSWER - - Data is stored in a columnar format
- Data is automatically compressed
- Data is stored in micro-partitions
Which command can be used to download data from an internal stage to an on-premises
system? - ANSWER - GET
- GET is used to download data from internal stage to on-prem, PUT uploads data from on-prem
to internal stage
In Snowflake, all data at rest is encrypted using which encryption method? - ANSWER - AES
256 bit
Which of the following statements best describe Snowflake's access control mechanism? -
ANSWER - - Privileges can be granted on securable objects
- Roles can be granted to other users
- Roles can be granted to other roles
,An external function's code is stored in which location? - ANSWER - Outside of Snowflake
A cloned object does not contribute towards the overall storage unless which of the following
conditions are met? - ANSWER - - Data is changed in the clone table
- Data is changed in the source table
Which of the following operations can be fulfilled without needing an active virtual warehouse? -
ANSWER - - Fine the max of a numeric column
- Count the number of rows in a table
Which of the following statements best describe Snowpark? Select all that apply. - ANSWER - -
Snowpark is a library created by Snowflake that provides APIs for accessing and processing
data in application written in programming language other than SQL
- Snowpark automatically converts the data-processing programming constructs to SQL and
pushes them down to Snowflake for execution
Which of the following caches are stored in the cloud services layer? Select all that apply. -
ANSWER - Query Result Cache
Metadata cache
- Virtual warehouse cache is stored locally in a VW
Which statements correctly describe the contents of a Snowflake share object? - ANSWER - -
Contain privileges that grant access to a database & schema from which objects are being
shared
- Grant access to objects (tables, secure views)
- A share objects contain the consumer accounts with which the database & the objects are to
be shared
True or False: Data in Time Travel and fail-safe storage is stored free of charge by Snowflake. -
ANSWER - False
- Cost is calculated every 24 hours based on number of days it is maintained and the time since
it was last modified
, Which of the following roles can create & manage users? - ANSWER - - Account admin
- User admin (Typically)
- Security Admin
What are some of the ways to improve performance in Snowflake? - ANSWER - - Clustering
keys
- Dedicated virtual warehouse
- Multi-cluster virtual warehouse
- Query result caching
You execute a time travel query on a table but get the following error. "Time travel data is not
available for the table. The requested time is either beyond the allowed time travel period or
before the object creation time." What could this error indicate? - ANSWER - - You have
provided a value for OFFSET in the AT clause that is outside of the time travel retention period
of the table
- You have provided a query id for STATEMENT in the BEFORE clause that is outside of that
tables time travel retention period
- You have provided a value for TIMESTAMP in the BEFORE clause that is outside of that tables
time travel retention period
Your security administrator has created Row Access Policies on a table. What type of security
has the administrator implemented? - ANSWER - Row level security
You are a telecom company's data engineer who uses Snowflake as a data warehouse. The
company requires all network signaling data to be loaded into a table in near real-time. The
network signaling data already lands into an S3 bucket every 1 minute. What is the course of
action that you should take?
Select three options; each option forms part of the answer. - ANSWER - - Create an external
stage on top of the S3 bucket where the near real time data lands
- Configure notification event on the S3 bucket which triggers the Snowpipe
- Create a snowpipe that loads data from an external stage
As the security administrator for your organization's Snowflake instance, you are required to
continuously track a list of all users who logged into the system in the last 60 minutes. Which
