PDF Version DemoGetcertkey offers C2020-625 exam preparation in three flexible formats: a printable PDF for study anywhere, a desktop test engine for realistic offline practice, and an online test engine that runs in any browser. However you prefer to prepare, the IBM Cognos 10 BI Data Warehouse Developer material fits your routine.
IBM C2020-625 Exam Overview:
| Certification Vendor: | IBM |
|---|---|
| Exam Name: | IBM Cognos 10 BI Data Warehouse Developer (Cognos 10 BI Data Warehouse Developer Specialty Exam) |
| Exam Number: | C2020-625 |
| Exam Duration: | 90 minutes |
| Available Languages: | English |
| Exam Format: | Scenario-based questions, Multiple choice |
| Related Certifications: | IBM Cognos 10 BI Reporting Professional IBM Cognos BI Developer |
| Recommended Training: | IBM Cognos Training Courses |
| Exam Registration: | IBM Certification Portal |
| Sample Questions: |  |
| Exam Way: | Online proctored or test center (availability depends on region and IBM testing partner) |
| Pre Condition: | Basic understanding of data warehousing and relational databases is recommended. Prior experience with IBM Cognos BI is beneficial. |
| Official Syllabus URL: | https://www.ibm.com/certify |
IBM C2020-625 Exam Syllabus Topics:
| Section | Objectives |
|---|---|
| Data Warehousing Fundamentals | - Data warehouse architecture
|
| Data Integration and ETL Concepts | - Data extraction and transformation
|
| Performance Optimization | - Query optimization techniques
|
| Security and Administration | - Security models
|
| IBM Cognos Architecture | - Cognos BI components
|
| Framework Manager Modeling | - Relationships and query subjects
|
| Reporting and Analysis | - Report creation
|
Common Questions About the IBM C2020-625 Exam
What is the IBM Cognos 10 BI Data Warehouse Developer exam all about?
The C2020-625 exam is the official IBM exam behind the IBM Cognos 10 BI Data Warehouse Developer certification, validating the skills measured by the IBM Cognos 10 BI Data Warehouse Developer credential. It sits at the Professional level of the IBM certification program. It also connects to IBM Cognos BI Developer, IBM Cognos 10 BI Reporting Professional, so the knowledge you build here carries over to those tracks as well.
Are there any prerequisites for the C2020-625 exam?
Basic understanding of data warehousing and relational databases is recommended. Prior experience with IBM Cognos BI is beneficial. Requirements can change when IBM revises its certification program, so confirm the current eligibility rules on the official exam page before you register.
How do I register for the C2020-625 exam?
You can book the IBM Cognos 10 BI Data Warehouse Developer exam through the official registration channels below:
As for delivery, the exam is offered in the following format: Online proctored or test center (availability depends on region and IBM testing partner). Choose the option that suits you best when you book your seat.
What official training is recommended for the C2020-625 exam?
IBM recommends the following training resources for the IBM Cognos 10 BI Data Warehouse Developer exam:
Official courses build the foundation; the 84 practice questions from Getcertkey then show you how that knowledge is examined, so the two work best together.
Can I try the C2020-625 practice questions before I buy?
Yes. Getcertkey provides a free C2020-625 PDF demo so you can review the question style and answer quality before purchasing. Every purchase also includes 365 days of free updates — if IBM revises the exam during that period, the updated material reaches you at no cost. Once the free-update year ends, you can extend your update service at a 50% discount.
What if I fail the C2020-625 exam, and how is my order delivered?
Every IBM Cognos 10 BI Data Warehouse Developer purchase on Getcertkey is covered by a 100% money-back guarantee with clear conditions: if you take the corresponding exam within 60 days of your purchase and do not pass, you can claim a full refund by submitting a scanned copy of your exam enrollment slip and your official score report as a PDF within two days of the exam date; claims are processed within seven days of submission. The guarantee does not apply to exams taken within three days of purchase, to material that was downloaded but never used in an exam attempt, or to free products and expired orders, and the candidate name must match the payer name. If you would rather not take a refund, you can instead exchange your purchase for two free exam preparation products of equal value and keep the update service on your original product.
Delivery is instant: your download is sent to your email within one minute of payment, with no limit on how many computers you may install the material on. If nothing arrives within two hours, check your spam folder and contact customer service for help.
What topics are covered in the C2020-625 exam?
The IBM Cognos 10 BI Data Warehouse Developer exam blueprint is organized into 7 domains. The first three are:
- Framework Manager Modeling
- Data Integration and ETL Concepts
- Security and Administration
For the complete domain-by-domain breakdown, scroll up to the full exam topics outline above and use it to plan how you distribute your study time.
IBM Cognos 10 BI Data Warehouse Developer Sample Questions:
Question 1
A developer wants to ensure that each incoming row of fact data has a corresponding location code from a dimension table. What should the developer create?
A. Identifier
B. Lookup
C. Dimensional determinant
D. Member determinant
Question 2
A developer has created a fact build to process the incoming data shown in the table:
The developer wants to create a monthly summary fact table. If the aggregate behavior for the Credit Limit column is set to LAST, what will be the value of Credit Limit for the first row delivered for Customer 2?
A. 1200
B. 1100
C. 500
D. 1500
Question 3
In which Data Manager object does a developer specify the attributes of a conformed dimension, such as the surrogate keys that it contains?
A. Template
B. Reference dimension
C. Transformation model
D. Connection
Question 4
Which of the following is true of the Navigator?
A. When a component is selected, dependent components are shown.
B. Components from different catalogs can be compared.
C. When searching for components, wildcards are not supported.
D. Library components (such as hierarchies) cannot be navigated.
Question 5
Which of the following is are characteristics of surrogate keys? (choose three)
A. Are replaced by business keys in the data warehouse.
B. Have no intrinsic meaning.
C. Are unique.
D. Are numbers.
E. Tend to be larger than keys from operational systems.
F. Are text-based.
Solutions:
| Question 1 Answer: B | Question 2 Answer: A | Question 3 Answer: A | Question 4 Answer: A | Question 5 Answer: B,C,D |
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