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COF-C02 Practice Questions

SnowPro Core Certification Exam

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Total Questions : 1085

Dive into our fully updated and stable COF-C02 practice test platform, featuring all the latest SnowPro Core Certification exam questions added this week. Our preparation tool is more than just a Snowflake study aid; it's a strategic advantage.

Our free SnowPro Core 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 COF-C02. Use this test to pinpoint which areas you need to focus your study on.

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Question # 81

Which data type can store more than one type of data structure?

Options:

JSON

BINARY

VARCHAR

VARIANT

Discussion 0

Question # 82

Which objects together comprise a namespace in Snowflake? (Select TWO).

Options:

Account

Database

Schema

Table

Virtual warehouse

Discussion 0

Question # 83

When unloading data to an external stage, what is the MAXIMUM file size supported?

Options:

1 GB

5 GB

10 GB

16 GB

Discussion 0

Question # 84

What can a Snowflake user do in the Activity section in Snowsight?

Options:

Create dashboards.

Write and run SQL queries.

Explore databases and objects.

Explore executed query performance.

Discussion 0

Question # 85

By definition, a secure view is exposed only to users with what privilege?

Options:

IMPORT SHARE

OWNERSHIP

REFERENCES

USAGE

Discussion 0

Question # 86

What is used to diagnose and troubleshoot network connections to Snowflake?

Options:

SnowCD

Snowpark

Snowsight

SnowSQL

Discussion 0

Question # 87

What is the MAXIMUM Time Travel retention period for a transient table?

Options:

O days

1 day

7 days

90 days

Discussion 0

Question # 88

Which semi-structured data function interprets an input string as a JSON document that produces a VARIANT value?

Options:

PARSE_JSON

CHECK_JSON

JSON_EXTRACT_PATH_TEXT

PARSE_XML

Discussion 0

Question # 89

How can a Snowflake user optimize query performance in Snowflake? (Select TWO).

Options:

Create a view.

Cluster a table.

Enable the search optimization service.

Enable Time Travel.

Index a table.

Discussion 0

Question # 90

Which of the following can be used when unloading data from Snowflake? (Choose two.)

Options:

When unloading semi-structured data, it is recommended that the STRIP_OUTER_ARRAY option be used.

Use the ENCODING file format option to change the encoding from the default UTF-8.

The OBJECT_CONSTRUCT function can be used to convert relational data to semi-structured data.

By using the SINGLE = TRUE parameter, a single file up to 5 GB in size can be exported to the storage layer.

Use the PARSE_JSON function to ensure structured data will be unloaded into the VARIANT data type.

Discussion 0

Question # 91

What type of columns does Snowflake recommend to be used as clustering keys? (Select TWO).

Options:

A VARIANT column

A column with very low cardinality

A column with very high cardinality

A column that is most actively used in selective filters

A column that is most actively used in join predicates

Discussion 0

Question # 92

If a Snowflake user decides a table should be clustered, what should be used as the cluster key?

Options:

The columns that are queried in the select clause.

The columns with very high cardinality.

The columns with many different values.

The columns most actively used in the select filters.

Discussion 0

Question # 93

Which database objects can be shared with the Snowflake secure data sharing feature? (Choose two.)

Options:

Files

External tables

Secure User-Defined Functions (UDFs)

Sequences

Streams

Discussion 0

Question # 94

Which pages are included in the Activity area of Snowsight? (Select TWO).

Options:

Contacts

Sharing settings

Copy History

Query History

Automatic Clustering History

Discussion 0

Question # 95

Which feature allows a user the ability to control the organization of data in a micro-partition?

Options:

Range Partitioning

Search Optimization Service

Automatic Clustering

Horizontal Partitioning

Discussion 0

Question # 96

What computer language can be selected when creating User-Defined Functions (UDFs) using the Snowpark API?

Options:

Swift

JavaScript

Python

SQL

Discussion 0

Question # 97

What MINIMUM privilege is required on the external stage for any role in the GET REST API to access unstructured data files using a file URL?

Options:

READ

OWNERSHIP

USAGK

WRTTF

Discussion 0

Question # 98

What is the MINIMUM Snowflake edition required to use the periodic rekeying of micro-partitions?

Options:

Enterprise

Business Critical

Standard

Virtual Private Snowflake

Discussion 0

Question # 99

Which type of join will list a I rows in the specified table, even if those rows have no match in the other table?

Options:

Cross join

Inner join

Natural join

Outer join

Discussion 0

Question # 100

Which statement MOST accurately describes clustering in Snowflake?

Options:

The database ACCOUNTADMIN must define the clustering methodology for each Snowflake table.

Clustering is the way data is grouped together and stored within Snowflake micro-partitions.

The clustering key must be included in the COPY command when loading data into Snowflake.

Clustering can be disabled within a Snowflake account.

Discussion 0

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