Exam Name: DB2 12 System Administrator for z/OS
Certification Provider: IBM
Corresponding Certification: IBM Data and AI
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Updated: Oct 17, 2026
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IBM C2090-318 Exam Overview:
| Certification Vendor: | IBM |
|---|---|
| Exam Name: | DB2 12 System Administrator for z/OS |
| Exam Number: | C2090-318 |
| Exam Duration: | 90 minutes |
| Available Languages: | English |
| Passing Score: | 42 out of 60 |
| Exam Price: | $200 USD |
| Real Exam Qty: | 60 |
| Related Certifications: | IBM Db2 for z/OS Database Administrator |
| Exam Format: | Multiple Choice Questions |
| Exam Registration: | Pearson VUE IBM Exams IBM Certification Portal |
| Sample Questions: | DOWNLOAD DEMO |
| Exam Way: | Online proctored or test center (Pearson VUE) |
| Pre Condition: | Recommended experience with Db2 for z/OS administration, SQL, and basic z/OS knowledge |
| Official Syllabus URL: | https://www.ibm.com/training/certification/ibm-certified-administrator-db2-12-for-zos-C0005400 |
IBM C2090-318 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Topic 1: Security and Auditing | 10% | - Authorization and access control
|
| Topic 2: Additional Database Functionality | 9% | - Advanced Db2 features
|
| Topic 3: Operation and Recovery | 20% | - Database operations and utilities
|
| Topic 4: Distributed Access | 9% | - Distributed database connectivity
|
| Topic 5: Database Design and Implementation | 22% | - Logical and physical database design
|
| Topic 6: Performance | 21% | - Tuning and optimization
|
| Topic 7: Installation and Migration | 9% | - System setup and upgrade
|
What C2090-318 Candidates Want to Know
The IBM DB2 12 System Administrator for z/OS questions are written and organized by senior experts and experienced specialists so that your study time concentrates on the most test-relevant knowledge. Instead of spreading your effort across endless coverage, you practice what the C2090-318 exam actually weighs, which raises your learning efficiency session by session.
The real C2090-318 exam gives you 90 minutes minutes for 60 questions. Rehearsing under the same conditions on the Prep4away engine builds the pacing you will rely on.
- Security and Auditing (10%)
- Installation and Migration (9%)
- Database Design and Implementation (22%)
Let the weights decide where your hours go first.
Three versions cover different working lives. The PDF downloads for learning at any time. The PC test engine runs on unlimited computers, so you can study on screens at home and at the workplace. The online engine works on any electronic equipment, with no device limit and offline use supported, so practice never depends on your location.
The package contains 60 practice questions for the C2090-318 exam, all verified by senior experts and organized for focused, efficient revision.
To pass C2090-318 you need 42 out of 60, and the official exam fee is $200 USD. Fixing both figures early keeps your target concrete and your budget planned.
IBM Certification Portal: register for C2090-318
Pearson VUE IBM Exams: register for C2090-318
Db2 12 for z/OS Basic Database Administration (CV844G): Visit official page
Db2 12 for z/OS Advanced Database Administration (CV880G): Visit official page
Db2 12 for z/OS SQL Performance and Tuning (CV964G): Visit official page
Recommended experience with Db2 for z/OS administration, SQL, and basic z/OS knowledge
IBM DB2 12 System Administrator for z/OS Sample Questions:
When must the IRLM address space be active?
- A. At the first concurrent lock situation
- B. After startup of DB2
- C. During start of DB2
- D. At the first lock request
Correct Answer: C 🗳️
Az/OS system has some storage constraints. The results of-DIS STATS(INDEXMEMORYUSAGE) shows that a huge amount of storage is used for the fast index traversal processes. What can be done to avoid this storage usage?
- A. Reorganize the listed indexes
- B. Issue SQL statement ALTER INDEX ixname REGENERATE USING APPLICATION
COMPATIBILITY V12R1M500 for the listed indexes - C. Set subsystem parameter INDEX_MEMORY_CONTROL to DISABLE
- D. Set subsystem parameter INDEX_CLEANUP_THREADS to 0
Correct Answer: C 🗳️
Which subsystem parameter sets the maximum number of concurrent inbound DDF connections that are to be allowed?
- A. MAXKEEPD
- B. MAXDBAT
- C. CONDBAT
- D. CTHREAD
Correct Answer: C 🗳️
Explanation: Only visible for Prep4away members. You can sign-up / login (it's free).
Which stored procedures need to be set up in order to register an XML schema?
- A. XSR_VALIDATE and XSR_ADDSCHEMADOC
- B. XSR ADDSCHEMADOCandXSR COMPLETE
- C. XSR_REGISTERandXSR_COMPLETE
- D. XSR_VALI DATE and XSR_COMPLETE
Correct Answer: C 🗳️
Explanation: Only visible for Prep4away members. You can sign-up / login (it's free).
Which lEAOPTxx parameter and value determines that processes will be routed from zllP to general processors when the zllP engines have no more capacity?
- A. IIPHONORPRIORITY = NO
- B. IIPHONORPRIORITY = YES
- C. IFAHONORPRIORITY = NO
- D. IFAHONORPRIORITY = YES
Correct Answer: B 🗳️
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