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DEA-C01 SnowPro Advanced: Data Engineer Certification Exam is now Stable and With Pass Result | Test Your Knowledge for Free

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DEA-C01 Practice Questions

SnowPro Advanced: Data Engineer Certification Exam

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Total Questions : 65

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Our free SnowPro Advanced Certification practice questions crafted to reflect the domains and difficulty of the actual exam. The detailed rationales explain the 'why' behind each answer, reinforcing key concepts about DEA-C01. Use this test to pinpoint which areas you need to focus your study on.

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Question # 11

Data Engineer Loading File named snowdata.tsv in the /datadir directory from his local machine to Snowflake stage and try to prefix the file with a folder named tablestage, please mark the correct command which helps him to load the files data into snowflake internal Table stage?

Options:

A.  

put file://c:\datadir\snowdata.tsv @~/tablestage;

B.  

put file://c:\datadir\snowdata.tsv @%tablestage;

C.  

put file://c:\datadir\snowdata.tsv @tablestage;

D.  

put file:///datadir/snowdata.tsv @%tablestage;

Discussion 0
Question # 12

Snowflake does not provide which of following set of SQL functions to support retrieving infor-mation about tasks?

Options:

A.  

SYSTEM$CURRENT_USER_TASK_NAME

B.  

TASK_HISTORY

C.  

TASK_DEPENDENTS

D.  

TASK_QUERY_HISTORY

E.  

SYSTEM$TASK_DEPENDENTS_ENABLE

Discussion 0
Question # 13

Select the incorrect statement while working with warehouses?

Options:

A.  

Compute resources waiting to shut down are considered to be in “quiesce” mode.

B.  

Resizing a warehouse to a larger size is useful while loading and unloading significant amounts of data.

C.  

Resizing a warehouse will have any immediate impact on statements that are currently being executed by the warehouse.

D.  

Resizing a suspended warehouse does not provision any new compute resources for the warehouse.

Discussion 0
Question # 14

UDTFs also called a table function, returns zero, one, or multiple rows for each input row?

Options:

A.  

YES

B.  

NO

Discussion 0
Question # 15

Stuart, a Lead Data Engineer in MACRO Data Company created streams on set of External tables. He has been asked to extend the data retention period of the stream for 90 days, which parameter he can utilize to enable this extension?

Options:

A.  

MAX_DATA_EXTENSION_TIME_IN_DAYS

B.  

DATA_RETENTION_TIME_IN_DAYS

C.  

DATA_EXTENSION_TIME_IN_DAYS

D.  

None of the above

Discussion 0
Question # 16

Snowflake supports using key pair authentication for enhanced authentication security as an alterna-tive to basic authentication (i.e. username and password). Select the list of SnowFlake Clients sup-port the same? [Select All that Apply]

Options:

A.  

Go Driver

B.  

Node.js

C.  

SnowFlake Connector for Spark

D.  

SnowSQL

E.  

SnowCD

Discussion 0
Question # 17

Find out the odd one out:

Options:

A.  

1. Bulk Data Load: Loads are always performed in a single transaction.

2. SnowPipe: Loads are combined or split into a single or multiple transactions based on the number and size of the rows in each data file.

B.  

1. Bulk Data Load: Requires a user-specified warehouse to execute COPY statements.

2. SnowPipe: Uses Snowflake-supplied compute resources.

C.  

1. Bulk Data Load: Billed for the amount of time each virtual warehouse is active.

2. SnowPipe: Billed according to the compute resources used in the Snowpipe ware-house while loading the files.

D.  

1. Bulk Data Load: Load history Stored in the metadata of the target table for 365 days.

2. SnowPipe: Load history Stored in the metadata of the pipe for 64 days.

Discussion 0
Question # 18

Bob, a Lead Data Engineer is looking out to get the function definition & queried below statement to check if this function is secure enough to use in his script or not.

select is_secure from information_schema.functions where function_name = 'JOHNFUNCTION';

From the query output he is sure that, Function is secure UDF, what are the way provided by snow-flake to get the function definition of secure UDF?

Options:

A.  

He can get the secure UDF definition using GET_DDL utility function.

B.  

UDF definition or text, is visible to users via Query Profile (in the web interface).

C.  

SHOW FUNCTIONS Commands

D.  

Declaring a UDF as “secure” hide the definition from Bob & all the required Definition commands will throw error.

Discussion 0
Question # 19

Data Engineer, ran the below clustering depth analysis function:

select system$clustering_depth('TPCH_CUSTOMERS', '(C1, C6)', 'C9 = 30');

on TPCH_CUSTOMERS table, will return which of the following?

Options:

A.  

An error: this function does not accept lists of columns as a third parameter.

B.  

An error: this function does not accept predicates ('C9 = 30') as parameter.

C.  

Calculate the clustering depth for a table using mentioned columns in the table.

D.  

Calculate the clustering depth for a table using the clustering key defined for the table.

Discussion 0
Question # 20

Which privilege are required on an object (i.e. user or role) with USERADMIN Role can modify the object properties?

Options:

A.  

OPEARTE

B.  

MANAGE GRANTS

C.  

OWNERSHIP

D.  

MODIFY

Discussion 0
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