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| Certification Vendor: | IBM |
|---|---|
| Exam Name: | IBM DB2 11 DBA for z/OS |
| Exam Number: | C2090-312 |
| Exam Duration: | 90 minutes |
| Real Exam Qty: | 67 |
| Available Languages: | English, Japanese |
| Passing Score: | 40 out of 67 (approx. 60%) |
| Certificate Validity Period: | 3 years |
| Related Certifications: | IBM Certified Database Administrator - DB2 12 for z/OS (C1000-122) |
| Exam Format: | Multiple choice, Multiple response |
| Exam Price: | $200 USD |
| Recommended Training: | IBM Training - DB2 11 for z/OS Administration |
| Exam Registration: | IBM Certification Page Pearson VUE Registration |
| Sample Questions: | ![]() |
| Exam Way: | Proctored at Pearson VUE test centers or online proctored |
| Pre Condition: | No formal prerequisites; recommended experience with DB2 11 for z/OS administration |
| Official Syllabus URL: | https://www.ibm.com/training/certification/ibm-certified-database-administrator-db2-11-dba-for-zos-08002305 |
| Section | Weight | Objectives |
|---|---|---|
| Performance | 22% | - Buffer pool and storage tuning - SQL tuning and access path optimization - Statistics maintenance and REBIND - Performance monitoring and analysis |
| Operation and Recovery | 22% | - Backup, restore, and recovery procedures - Operational commands and utilities - Transaction management and consistency - Data load and unload operations |
| Additional Database Functionality | 10% | - Advanced DB2 features - Large objects and XML support - Stored procedures and UDFs |
| Installation and Migration/Upgrade | 7% | - ZPARMs and system parameters - Migration and upgrade procedures - Installation and configuration |
| Database Design and Implementation | 24% | - Partitioning and data organization - Design indexes and table spaces - Design tables, views, and advanced objects - Alter database objects - Implement integrity constraints - Data modeling and normalization |
| Distributed Access | 7% | - DRDA and remote access - Data sharing and connectivity - Distributed data connections |
| Security and Auditing | 6% | - Audit logging and compliance - Data encryption and protection - Access control and authorization |
No formal prerequisites; recommended experience with DB2 11 for z/OS administration Eligibility details like these are worth double-checking before you register — vendors revise them periodically, and the official exam page (official C2090-312 exam page) always has the current version.
The official IBM DB2 11 DBA for z/OS outline has 7 domains — the biggest include Installation and Migration/Upgrade (7%), Distributed Access (7%), Operation and Recovery (22%). Those weightings are your study compass: the largest domains hide the most points. See the full outline above for every subtopic.
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The exam is offered Proctored at Pearson VUE test centers or online proctored, so decide which arrangement suits you before picking a date.
Delivery first: the moment you pay, we send the download link and access details to your email within a minute — even on holidays — and the files install on unlimited computers; contact support if 2 hours pass with nothing. For refunds, the terms are explicit: take the corresponding C2090-312 exam within 60 days of purchase, and if you fail, submit a scanned enrollment slip plus the official Score Report PDF within 2 days of the exam for a full refund, processed within 7 days. Excluded: exams taken within 3 days of purchase, name mismatches between candidate and payer, and free or expired products. The alternative to a refund: two equal-value exam products free, with your original updates intact.
The pass mark is 40 out of 67 (approx. 60%), and the official fee is $200 USD. That fee resets to full price on every retake, so the real money-saver is preparation — run the 67 practice questions from Prep4sureGuide until passing becomes routine, then book your seat.
The vendor recommends:
Classroom hours alone won't tell you if you're ready — the C2090-312 practice questions from Prep4sureGuide will. Use them after the coursework to convert knowledge into exam performance.
The IBM DB2 11 DBA for z/OS is IBM's official exam for the IBM Certified Database Administrator - DB2 11 DBA for z/OS certification, a Professional-level credential. Candidates take it to validate real skill — and employers read it exactly that way. It also connects to related credentials such as IBM Certified Database Administrator - DB2 12 for z/OS (C1000-122).
The exam gives you 90 minutes for 67 questions. The candidates who struggle aren't usually short on knowledge — they're short on pacing. Fix that before test day: set a time budget per question, practice moving past hard items without stalling, and rehearse full timed sessions in the Prep4sureGuide engine until the clock stops being a factor.
What is the maximum partition size for a table space created with NUMPARTS 128, a page size of 8K, and a default DSSIZE of 4G?
Correct Answer: B 🗳️
Which DB2-supplied stored procedure captures statistics and DDL for DB2 objects, extracts subsystem parameters and explain information for queries and applications, and returns the results in a data set or as a result set?
Correct Answer: B 🗳️
Explanation: Only visible for Prep4sureGuide members. You can sign-up / login (it's free).
An Audit report shows that data on the CUSTOMER table was successfully updated by an unknown USERID.
What other DB2 supplied information could be reviewed to learn more about the updated data?
Correct Answer: D 🗳️
Which DB2 Client command can be used to identify the Client's version?
Correct Answer: A 🗳️
In order to use a literal replacement for a dynamic SQL caching statement what must be true about the statement?
Correct Answer: D 🗳️
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