Free IPC Performance Tuning & Troubleshooting Questions and Answers

Question 1

What is the purpose of session partitioning in PowerCenter?

Accepted Answer

To improve performance with parallel processing

Answer

To reduce metadata storage.

Answer

To schedule workflows.

Answer

To monitor session status.

Question 2

Which transformation can cause performance bottlenecks if not optimized?

Accepted Answer

Lookup transformation

Answer

Expression transformation.

Answer

Filter transformation.

Answer

Sorter transformation.

Question 3

What is the use of the Performance Details tab in Workflow Monitor?

Accepted Answer

To analyze session performance

Answer

To design workflows.

Answer

To schedule tasks.

Answer

To store logs.

Question 4

Which cache setting can improve performance in Aggregator transformations?

Accepted Answer

Increasing cache size

Answer

Decreasing cache size.

Answer

Disabling cache.

Answer

Enabling session logs.

Question 5

What is the effect of unconnected Lookup caching on performance?

Accepted Answer

Improves performance by caching lookup results

Answer

Slows down session.

Answer

Causes data loss.

Answer

No effect on performance.

Question 6

Which of the following is a common cause of session failures?

Accepted Answer

Incorrect source or target definitions

Answer

Correct mapping.

Answer

Proper workflow scheduling.

Answer

Adequate cache settings.

Question 7

How can session log files help in troubleshooting?

Accepted Answer

By providing error details and diagnostics

Answer

By hiding errors.

Answer

By stopping session execution.

Answer

By ignoring session failures.

Question 8

What is the recommended approach to improve slow session performance?

Accepted Answer

Tune transformations and caches

Answer

Add more workflows.

Answer

Ignore the issue.

Answer

Delete session logs.

Question 9

Which tool in PowerCenter helps identify performance bottlenecks?

Accepted Answer

Workflow Monitor Performance Details

Answer

Designer.

Answer

Repository Manager.

Answer

Workflow Manager.