Teradata Administration V2R5 Assessment Test

The Teradata Administration V2R5 Assessment Test evaluates a candidate's skills and knowledge in managing and administering Teradata version 2 Release 5 (V2R5). This version, although older, covers fundamental administrative tasks and practices relevant to Teradata database management. The assessment typically focuses on core areas such as system architecture, database management, performance tuning, backup and recovery, and security.

A Teradata Administration V2R5 Assessment Test evaluates candidates for:

1. Teradata System Architecture

• Architecture Overview:
  • Understanding Teradata’s parallel architecture including AMPs (Access Module Processors), PEs (Parsing Engines), and BYNET.
  • Concepts of Teradata’s shared-nothing architecture and its advantages for scalability and performance.
• Components:
  • Familiarity with Teradata system components such as Teradata Database, Teradata SQL Assistant, and utilities.

2. Database Design and Management

• Schema Design:
  • Designing and managing database schemas including creating tables, indexes, and views.
  • Implementing primary and secondary indexes, and understanding their impact on performance.
• Data Modeling:
  • Principles of data modeling and normalization.
  • Creating star and snowflake schemas to support data warehousing and reporting needs.

3. SQL and Query Optimization

• SQL Commands:
  • Writing and executing SQL queries including SELECT, INSERT, UPDATE, DELETE, and JOIN operations.
  • Using Teradata-specific SQL functions and features.
• Query Optimization:
  • Analyzing and tuning query performance using EXPLAIN and other diagnostic tools.
  • Techniques for optimizing queries and improving execution plans.

4. Performance Tuning

• Performance Monitoring:
  • Monitoring system performance using tools such as Teradata Viewpoint and Performance Monitor.
  • Identifying performance issues and bottlenecks.
• Tuning Techniques:
  • Implementing best practices for performance tuning including index management, statistics collection, and workload management.

5. Backup and Recovery

• Backup Procedures:
  • Configuring and managing backup operations using Teradata ARC (Archive/Recovery Utility).
  • Performing full, incremental, and differential backups.
• Recovery Techniques:
  • Restoring databases from backups and performing point-in-time recovery.
  • Understanding Teradata’s recovery options and procedures.

6. Security and User Management

• User Management:
  • Creating and managing users, roles, and permissions.
  • Implementing and managing access controls to ensure data security.
• Security Best Practices:
  • Applying best practices for database security including authentication, authorization, and auditing.

7. High Availability and Scalability

• High Availability:
  • Understanding Teradata’s high availability features and configurations.
  • Implementing failover and disaster recovery strategies.
• Scalability:
  • Designing scalable solutions to accommodate growing data volumes and increasing user demands.

8. Data Management and ETL Processes

• ETL Operations:
  • Managing ETL (Extract, Transform, Load) processes using Teradata utilities like FastLoad, MultiLoad, and TPT (Teradata Parallel Transporter).
  • Ensuring efficient data integration and data quality.
• Data Integration:
  • Integrating data from various sources and handling data consistency issues.

9. Advanced Features and Utilities

• Advanced Utilities:
  • Using advanced Teradata utilities for data manipulation and management.
  • Understanding and applying new features and enhancements introduced in Teradata V2R5.

10. Best Practices and Documentation

• Best Practices:
  • Following best practices for system administration, including configuration management, performance optimization, and security.
  • Keeping up-to-date with Teradata updates and patches.
• Documentation:
  • Documenting system configurations, processes, and changes.
  • Maintaining accurate and detailed records for administration and troubleshooting.

11. Collaboration and Communication

• Project Management:
  • Managing Teradata administration tasks and coordinating with other teams and stakeholders.
• Effective Communication:
  • Communicating technical issues and solutions effectively to both technical and non-technical audiences.

The Teradata Administration V2R5 Assessment Test is designed to ensure that candidates have a solid understanding of Teradata’s administration fundamentals. It covers a range of administrative tasks from system architecture and database management to performance tuning and security. Candidates are expected to demonstrate their ability to manage and optimize Teradata environments effectively while adhering to best practices.