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IBM IBM Certified Solution Developer 000-303 IBM Certified Solution Developer - IBM InfoSphere DataStage Exams
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IBM 000-303 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Data Transformation | 14% | - Type conversion and derivations - Change Capture and Apply stages - Transformer stage functionality - Slowly Changing Dimension (SCD) stage |
| Persistent Storage | 15% | - Sequential File and Data Set stages - Data import/export operations - File format and record structure |
| Configuration | 6% | - Node pools and parallel environment design - Configuration file structure - Project and environment setup |
| Job Design Principles | 12% | - Performance-oriented job design - Minimizing sorts and repartitions - Shared containers and reusable components - Restart points and checkpoint design |
| Complex Jobs & Real-Time | 10% | - Job sequences and dependencies - Information Services Director (ISD) - Real-time integration patterns |
| Parallel Architecture | 7% | - Partitioning and collecting methods - Parallel execution framework - Environment variables for parallel jobs |
| Performance Tuning | 10% | - Identifying bottlenecks - Environment variable tuning - Sorting and partitioning optimization |
| Metadata | 6% | - Runtime Column Propagation (RCP) - Metadata sharing and reuse - Schema management and import |
| Database Connectivity | 7% | - Connection configuration and optimization - Database Connector stages - SQL pushdown and data type handling |
| Job Control & Runtime Management | 6% | - Log analysis and troubleshooting - Error handling and message handlers - Monitoring execution status |
| Deployment & Source Control | 7% | - Export/import of jobs and projects - Source control integration - Job comparison and impact analysis |
IBM Certified Solution Developer - IBM InfoSphere DataStage Sample Questions:
1. Which two statements are true about stage variables in a Transformer Stage? (Choose two.)
A) Stage variables cannot be set to NULL.
B) Stage variables can be set to NULL.
C) Varchar stage variables can be initialized with spaces.
D) A stage variable in one Transformer can refer to a stage variable in another Transformer, as long as the second Transformer was processed earlier in the job flow.
E) Stage variables are refreshed with default values before each new input row is processed.
2. Which two statements are true about the use of named node pools? (Choose two.)
A) Named node pools limit the total number of partitions that can be specified in the configuration file.
B) Named node pools constraints will limit stages to be executed only on the nodes defined in the node pools.
C) When named node pools are used, DataStage uses named pipes between stages.
D) Named node pools can allow separation of buffering from sorting disks.
E) Grid environments must have named node pools for data processing.
3. How must the input data set be organized for input into the Join stage? (Choose two.)
A) Unsorted
B) Key partitioned
C) Sorted by Join key
D) Hash partitioned
E) Entire partitioned
4. What are two properties dependent of both Column for Calculation and Summary Column for Recalculation? (Choose two.)
A) Sum of Squares
B) Summary
C) Mean Deviation
D) Coefficient of Variation
E) Missing Value
5. When using the Sequential File stage as a source, what two property options allow you to add extra columns about the file(s) you are reading onto the output link? (Choose two.)
A) Percent Null Column
B) File Name Column
C) Surrogate Key Column
D) Row number Column
E) Number of Records Column
Solutions:
| Question # 1 Answer: B,C | Question # 2 Answer: B,D | Question # 3 Answer: B,C | Question # 4 Answer: B,E | Question # 5 Answer: B,D |
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