Oracle EBS R12

[1Z0-238] Oracle EBS R12 Certified Specialist Everything You Must Know About

The Oracle E-Business Suite R12 Applications Database Administrator Certified Professional Certification is designed for individuals who possess a strong foundation and expertise in implementing Oracle E-Business Suite solutions. This exam is required as part of earning the new Oracle EBS R12 Applications Database Administrator Certified Professional certification. Check Out K21 Academy’s blog post at […]

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A Change In The AZ-103 Microsoft Azure Certification Exam: AZ-104

AZ-104 | Microsoft Azure Certification Exam

New Version of AZ-103 is now AZ-104 Recently, Microsoft has announced a new version of the AZ-103 exam. This new version, apparently known as AZ-104 which will be introduced in late March/early April. For people who have already started preparing for AZ-103, the good news is that they will still be able to take this […]

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Hybrid Data Guard

Zero Downtime Migration: Database & Applications (EBS R12) To Oracle Cloud Using Hybrid Data Guard

Most of the Customers when migrating Application and Database want minimal downtime. Hybrid Dataguard for DB Tier and RSYNC for Apps Tier, let’s you sync both database & application constantly front On-Premise to Oracle Cloud. When you are ready to move to the Cloud, all you need is to failover Database to Oracle Cloud, configure […]

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traffic management in oci

[1Z0-997] Traffic Management In Oracle Cloud Infrastructure (OCI)

Traffic management in OCI is a critical component of the Domain Name System (DNS) that lets us configure Routing policies for serving intelligent responses to DNS queries. Check out K21 Academy’s blog post at that covers: • Overview On Traffic Management In OCI • Traffic Steering Use Cases • OCI Traffic Management Policies • […]

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Oracle Integration Cloud

Oracle Integration Cloud Services (OIC)1Z0-1042 Training: Step By Step Activity Guides/Hands-On Lab Exercise

Find out how to become an Oracle Certified Integration Expert [1Z0-1042] by performing the Hands-On Lab Exercises at & get in-depth, Stepwise Study for: • Hands-On Activity Guides that you must perform in order to learn Oracle Integration Cloud Service (OIC) • How to bring you and your team for integration with on-premise & […]

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Oracle OCI

[1Z0-997]Oracle Cloud Infrastructure (OCI) Architect Professional Certification: Step by Step Hands-On Lab To Clear Exam

1Z0-997 is next level (Professional) Architect Certification after Associate (1Z0-1072) Check Hands-on Activity Guides/ Labs you must perform to learn, implement and clear Oracle OCI professional exam [1Z0-997]. Check out k21 Academy’s blog post at to know our Hands-On Labs in depth. The blog post comes with: •The Learning Path for Oracle OCI Architect […]

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Azure Walkthrough

[AZ-103] Microsoft Azure Administrator Training: Step By Step Activity Guides/Hands-On Lab Exercise

To clear any certification, it is important to perform the right Hands-On Labs. Check out K21Academy’s blog post at tell you about the Hands-On Labs you must perform to clear the [AZ-103] exam with high score & less trouble. Begin your journey towards becoming a [AZ-103] Microsoft Azure Administrator Training and earn a lot […]

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Tagging in Oracle Cloud (OCI)

Tagging Overview & Concepts In Oracle Cloud (OCI)

Tagging in Oracle Cloud Infrastructure (OCI) is used to provide metadata to the resources so that it is easier to list and organize resources present in multiple Compartments and for billing purposes (Cost tracking tags). Check out k21 Academy’s post at that covers: • Overview of Tagging in OCI • Benefits of Using Tags […]

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opmnctl startall fails In EBS R12.2

[Fixed] opmnctl startall fails In EBS R12.2

Did you encounter the “opmnctl startall fails In EBS R12” error after upgrading from EBS 12.2.0 to 12.2.8, while starting the Application Tier? If YES, then check out K21 Academy’s blog post at that covers: • Issue Encountered • Root Cause • Fix Begin your journey towards becoming an Apps DBA Expert by joining […]

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Zero Downtime Migration In Oracle Cloud Infrastructure (OCI)

Oracle has recently launched a cloud migration utility named Zero Downtime Migration (ZDM), that will help you in migrating your On-Prem Oracle Database to Oracle Cloud Database (VM DB, ExaCS, Bare Metal, Exadata Cloud at Customer) With the aim of keeping the migration process as simple as possible and minimal downtime on production workloads. If […]

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