The C2090-620日本語 exam, officially titled IBM Cognos 10 BI Author (C2090-620日本語版), is the IBM exam you pass to earn the IBM Cognos certification, a credential at the Professional level. Passing it confirms the skills defined in the official exam outline, and it is associated with related credentials such as IBM Cognos BI Certification, IBM Cognos 10 BI Reporting Author.

IBM lists the following prerequisites or eligibility notes for the C2090-620日本語 exam: Recommended knowledge of IBM Cognos BI tools and basic data warehousing/reporting concepts. Requirements can change over time, so confirm the details on the official exam page at IBM's official site before you register.

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The C2090-620日本語 exam blueprint is divided into 5 domains, starting with Report Authoring Fundamentals; Advanced Reporting Features; Data Querying and Filtering. For the complete domain-by-domain breakdown, see the Exam Topics section above — it lists every topic the current outline covers.