SQL Server Integration Services (SSIS), designed to evaluate a candidate’s knowledge, problem-solving skills, and practical experience. Each question includes a comprehensive explanation to provide context, highlight key concepts, and demonstrate real-world relevance.
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🧩The questions span a variety of topics, including basic concepts, control flow, data flow, transformations, error handling, deployment, performance tuning, advanced features, and troubleshooting.
1. Basic Concepts and Architecture
Question 1: What are the key components of an SSIS package, and how do they work together?
Explanation: An SSIS package is the core executable unit in SSIS, consisting of several key components:
Control Flow: Defines the workflow, including tasks like Execute SQL, File System, and Data Flow tasks.
Data Flow: Manages the movement and transformation of data from sources to destinations.
Connection Managers: Provide connectivity to external systems (e.g., SQL Server, Excel).
Variables: Store dynamic values for use across the package.
Event Handlers: Handle runtime events like errors or warnings. These components work together to orchestrate ETL processes. For example, in a…
