Free Practice Questions for Snowflake COF-C03 Certification
Study with 570 exam-style practice questions designed to help you prepare for the Snowflake SnowPro Core Certification (COF-C03). All questions are aligned with the latest exam guide and include detailed explanations to help you master the material.
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Exam Information
Exam Details
Key information about Snowflake SnowPro Core Certification (COF-C03)
associate (intermediate)
Through the Snowflake Continuing Education (CE) program, including eligible Instructor-Led Training Courses or earning an equivalent or higher-level SnowPro Certification.
At least 6 months of experience using the Snowflake platform; familiarity with basic ANSI SQL. Assumes knowledge of cloud fundamentals and basic SQL syntax.
Professionals with six months of practical, hands-on experience in the Snowflake AI Data Cloud, capable of developing and managing secure, scalable Snowflake solutions.
2 years
Exam Topics & Skills Assessed
Skills measured (from the official study guide)
Domain 1: Snowflake AI Data Cloud Features and Architecture
Subdomain 1.1: Describe and use the Snowflake architecture
- Cloud Services layer - Compute layer - Database Storage layer - Compare and contrast the different Snowflake editions
Subdomain 1.2: Use Snowflake Interfaces and tools
- Snowsight - Snowflake CLI - IDE integrations (e.g., Visual Studio Code)
Subdomain 1.3: Differentiate Snowflake object hierarchy and types
- Organization and account objects - Database objects - Stages - Schemas - Tables - Views - User-Defined Functions (UDFs) - File formats - Stored procedures - Pipes - Shares - Sequences - ML models - Applications - Session and context variables - Parameter hierarchy - Parameter precedence
Subdomain 1.4: Configure virtual warehouses
- Types - Snowpark Optimized - Standard (Gen 1 and Gen 2) - Default warehouse for Notebooks* (Feature will not be tested until it’s globally GA) - Scaling policies - Warehouse type and configurations based on use cases - Ad-hoc queries - Data loading - BI and reporting - Best practices - Sizing (up, down) - Scaling (in, out) - Auto-Suspend - Workloads - Different teams - High concurrency - Complex queries
Subdomain 1.5: Explain Snowflake storage concepts
- Micro-partitions - Data clustering - Table types - Permanent - Temporary - Transient - Apache Iceberg TM - External - Dynamic - Views types - Standard - Materialized - Secure
Subdomain 1.6: Explain AI/ML and application development features
- Snowflake Notebooks - Streamlit in Snowflake - Snowpark - Snowflake Cortex - AI SQL functions - Cortex Search - Cortex Analyst - Snowflake ML
Domain 2: Account Management and Data Governance
Subdomain 2.1: Explain Snowflake security model and principles
- Role-Based Access Control (RBAC) - Securable object hierarchy - Discretionary access control (DAC) - Network Policies - Authentication - Multi-Factor Authentication (MFA) - Federated Authentication - Single Sign-on (SSO) - OAuth - Key-pair authentication - System-defined roles - Functional roles - Account roles - Database roles - Custom roles - Secondary roles - Account identifiers - Logging and tracing
Subdomain 2.2: Define data governance features and how they are used
- Data masking - Row-level security - Column-level security - Object tagging - Privacy policies - Trust Center - Encryption key management - Alerts - Notifications - Data replication and failover - Data lineage
Subdomain 2.3: Explain monitoring and cost management
- Resource Monitors - Cost and warehouse monitoring - Calculating virtual warehouse credit usage - ACCOUNT_USAGE schema
Domain 3: Data Loading, Unloading, and Connectivity
Subdomain 3.1: Perform data loading and unloading
- File formats - Create and use stages - Internal stages - External stages - Server-side encryption - Directory tables - COPY INTO command - Error handling options
Subdomain 3.2: Perform automated data ingestion
- Snowpipe - Snowpipe streaming - Streams - Tasks - Dynamic tables - Openflow (Feature will not be tested until it’s globally GA)
Subdomain 3.3: Identify the different Snowflake Connectors and integrations
- Snowflake drivers - Snowflake connectors - Storage integration - API integration - Git integration
Domain 4: Performance Optimization, Querying, and Transformation
Subdomain 4.1: Evaluate query performance
- Query Performance Tuning - Query Profile/Query insights - Bytes spilled to storage - Inefficient pruning - Exploding joins - Queuing - SNOWFLAKE.ACCOUNT_USAGE views (Snowflake database views) - Query attribution - Query history - Workload management best practices - Grouping similar workloads
Subdomain 4.2: Optimize query performance
- Query acceleration service - Search optimization service - Clustering keys - Materialized views
Subdomain 4.3: Use Snowflake caching
- Query result cache - Metadata cache - Warehouse cache
Subdomain 4.4: Perform data transformation techniques
- Using data - Structured - Semi-structured - Unstructured - Aggregate functions - Applying SQL for query optimization - Window functions
Domain 5: Data Collaboration
Subdomain 5.1: Explain data collaboration and protection
- Data replication and failover - Secure data sharing features - Cloning - Time Travel - Fail-safe
Subdomain 5.2: Explain Snowflake's data sharing capabilities
- Accounts - Provider - Consumer - Reader accounts - Secure Data Sharing - Sharing and resharing - Direct shares - Data clean rooms
Subdomain 5.3: Share data using the Snowflake Marketplace and listings
- Snowflake Marketplace - Listings - Private - Public - Native Apps
Techniques & products