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ARA-C01 Sample Questions Answers

Questions 4

What actions are permitted when using the Snowflake SQL REST API? (Select TWO).

Options:

A.

The use of a GET command

B.

The use of a PUT command

C.

The use of a ROLLBACK command

D.

The use of a CALL command to a stored procedure which returns a table

E.

Submitting multiple SQL statements in a single call

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Questions 5

A company needs to have the following features available in its Snowflake account:

1. Support for Multi-Factor Authentication (MFA)

2. A minimum of 2 months of Time Travel availability

3. Database replication in between different regions

4. Native support for JDBC and ODBC

5. Customer-managed encryption keys using Tri-Secret Secure

6. Support for Payment Card Industry Data Security Standards (PCI DSS)

In order to provide all the listed services, what is the MINIMUM Snowflake edition that should be selected during account creation?

Options:

A.

Standard

B.

Enterprise

C.

Business Critical

D.

Virtual Private Snowflake (VPS)

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Questions 6

How can the Snowpipe REST API be used to keep a log of data load history?

Options:

A.

Call insertReport every 20 minutes, fetching the last 10,000 entries.

B.

Call loadHistoryScan every minute for the maximum time range.

C.

Call insertReport every 8 minutes for a 10-minute time range.

D.

Call loadHistoryScan every 10 minutes for a 15-minutes range.

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Questions 7

An Architect with the ORGADMIN role wants to change a Snowflake account from an Enterprise edition to a Business Critical edition.

How should this be accomplished?

Options:

A.

Run an ALTER ACCOUNT command and create a tag of EDITION and set the tag to Business Critical.

B.

Use the account's ACCOUNTADMIN role to change the edition.

C.

Failover to a new account in the same region and specify the new account's edition upon creation.

D.

Contact Snowflake Support and request that the account's edition be changed.

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Questions 8

A Snowflake Architect is setting up database replication to support a disaster recovery plan. The primary database has external tables.

How should the database be replicated?

Options:

A.

Create a clone of the primary database then replicate the database.

B.

Move the external tables to a database that is not replicated, then replicate the primary database.

C.

Replicate the database ensuring the replicated database is in the same region as the external tables.

D.

Share the primary database with an account in the same region that the database will be replicated to.

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Questions 9

When loading data into a table that captures the load time in a column with a default value of either CURRENT_TIME () or CURRENT_TIMESTAMP() what will occur?

Options:

A.

All rows loaded using a specific COPY statement will have varying timestamps based on when the rows were inserted.

B.

Any rows loaded using a specific COPY statement will have varying timestamps based on when the rows were read from the source.

C.

Any rows loaded using a specific COPY statement will have varying timestamps based on when the rows were created in the source.

D.

All rows loaded using a specific COPY statement will have the same timestamp value.

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Questions 10

An Architect is integrating an application that needs to read and write data to Snowflake without installing any additional software on the application server.

How can this requirement be met?

Options:

A.

Use SnowSQL.

B.

Use the Snowpipe REST API.

C.

Use the Snowflake SQL REST API.

D.

Use the Snowflake ODBC driver.

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Questions 11

An Architect has been asked to clone schema STAGING as it looked one week ago, Tuesday June 1st at 8:00 AM, to recover some objects.

The STAGING schema has 50 days of retention.

The Architect runs the following statement:

CREATE SCHEMA STAGING_CLONE CLONE STAGING at (timestamp => '2021-06-01 08:00:00');

The Architect receives the following error: Time travel data is not available for schema STAGING. The requested time is either beyond the allowed time travel period or before the object creation time.

The Architect then checks the schema history and sees the following:

CREATED_ON|NAME|DROPPED_ON

2021-06-02 23:00:00 | STAGING | NULL

2021-05-01 10:00:00 | STAGING | 2021-06-02 23:00:00

How can cloning the STAGING schema be achieved?

Options:

A.

Undrop the STAGING schema and then rerun the CLONE statement.

B.

Modify the statement: CREATE SCHEMA STAGING_CLONE CLONE STAGING at (timestamp => '2021-05-01 10:00:00');

C.

Rename the STAGING schema and perform an UNDROP to retrieve the previous STAGING schema version, then run the CLONE statement.

D.

Cloning cannot be accomplished because the STAGING schema version was not active during the proposed Time Travel time period.

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Questions 12

A company needs to share its product catalog data with one of its partners. The product catalog data is stored in two database tables: product_category, and product_details. Both tables can be joined by the product_id column. Data access should be governed, and only the partner should have access to the records.

The partner is not a Snowflake customer. The partner uses Amazon S3 for cloud storage.

Which design will be the MOST cost-effective and secure, while using the required Snowflake features?

Options:

A.

Use Secure Data Sharing with an S3 bucket as a destination.

B.

Publish product_category and product_details data sets on the Snowflake Marketplace.

C.

Create a database user for the partner and give them access to the required data sets.

D.

Create a reader account for the partner and share the data sets as secure views.

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Questions 13

What are characteristics of Dynamic Data Masking? (Select TWO).

Options:

A.

A masking policy that Is currently set on a table can be dropped.

B.

A single masking policy can be applied to columns in different tables.

C.

A masking policy can be applied to the value column of an external table.

D.

The role that creates the masking policy will always see unmasked data In query results

E.

A masking policy can be applied to a column with the GEOGRAPHY data type.

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Questions 14

An Architect Is designing a data lake with Snowflake. The company has structured, semi-structured, and unstructured data. The company wants to save the data inside the data lake within the Snowflake system. The company is planning on sharing data among Its corporate branches using Snowflake data sharing.

What should be considered when sharing the unstructured data within Snowflake?

Options:

A.

A pre-signed URL should be used to save the unstructured data into Snowflake in order to share data over secure views, with no time limit for the URL.

B.

A scoped URL should be used to save the unstructured data into Snowflake in order to share data over secure views, with a 24-hour time limit for the URL.

C.

A file URL should be used to save the unstructured data into Snowflake in order to share data over secure views, with a 7-day time limit for the URL.

D.

A file URL should be used to save the unstructured data into Snowflake in order to share data over secure views, with the "expiration_time" argument defined for the URL time limit.

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Questions 15

A retail company has 2000+ stores spread across the country. Store Managers report that they are having trouble running key reports related to inventory management, sales targets, payroll, and staffing during business hours. The Managers report that performance is poor and time-outs occur frequently.

Currently all reports share the same Snowflake virtual warehouse.

How should this situation be addressed? (Select TWO).

Options:

A.

Use a Business Intelligence tool for in-memory computation to improve performance.

B.

Configure a dedicated virtual warehouse for the Store Manager team.

C.

Configure the virtual warehouse to be multi-clustered.

D.

Configure the virtual warehouse to size 4-XL

E.

Advise the Store Manager team to defer report execution to off-business hours.

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Questions 16

A user named USER_01 needs access to create a materialized view on a schema EDW. STG_SCHEMA. How can this access be provided?

Options:

A.

GRANT CREATE MATERIALIZED VIEW ON SCHEMA EDW.STG_SCHEMA TO USER USER_01;

B.

GRANT CREATE MATERIALIZED VIEW ON DATABASE EDW TO USER USERJD1;

C.

GRANT ROLE NEW_ROLE TO USER USER_01;

GRANT CREATE MATERIALIZED VIEW ON SCHEMA ECW.STG_SCHEKA TO NEW_ROLE;

D.

GRANT ROLE NEW_ROLE TO USER_01;

GRANT CREATE MATERIALIZED VIEW ON EDW.STG_SCHEMA TO NEW_ROLE;

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Questions 17

Database DB1 has schema S1 which has one table, T1.

DB1 --> S1 --> T1

The retention period of EG1 is set to 10 days.

The retention period of s: is set to 20 days.

The retention period of t: Is set to 30 days.

The user runs the following command:

Drop Database DB1;

What will the Time Travel retention period be for T1?

Options:

A.

10 days

B.

20 days

C.

30 days

D.

37 days

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Questions 18

An Architect needs to design a data unloading strategy for Snowflake, that will be used with the COPY INTO command.

Which configuration is valid?

Options:

A.

Location of files: Snowflake internal location

. File formats: CSV, XML

. File encoding: UTF-8

. Encryption: 128-bit

B.

Location of files: Amazon S3

. File formats: CSV, JSON

. File encoding: Latin-1 (ISO-8859)

. Encryption: 128-bit

C.

Location of files: Google Cloud Storage

. File formats: Parquet

. File encoding: UTF-8

· Compression: gzip

D.

Location of files: Azure ADLS

. File formats: JSON, XML, Avro, Parquet, ORC

. Compression: bzip2

. Encryption: User-supplied key

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Questions 19

A user is executing the following command sequentially within a timeframe of 10 minutes from start to finish:

What would be the output of this query?

Options:

A.

Table T_SALES_CLONE successfully created.

B.

Time Travel data is not available for table T_SALES.

C.

The offset -> is not a valid clause in the clone operation.

D.

Syntax error line 1 at position 58 unexpected 'at’.

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Questions 20

A company is storing large numbers of small JSON files (ranging from 1-4 bytes) that are received from IoT devices and sent to a cloud provider. In any given hour, 100,000 files are added to the cloud provider.

What is the MOST cost-effective way to bring this data into a Snowflake table?

Options:

A.

An external table

B.

A pipe

C.

A stream

D.

A copy command at regular intervals

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