SAP C_DBADM_2404 Online Practice Questions and Exam Preparation

SAP C_DBADM_2404 Online Questions & Answers

• Question 1:

  In which scenario do you need SAP expert sizing? Note: There are 2 correct answers to this question.

  A. Migrating existing SAP ERP systems from AnyDB to run on SAP HANA
  B. Customer is new to SAP ERP applications and the SAP HANA database system
  C. Consolidating multiple SAP ERP source systems into one SAP ERP system on SAP HANA
  D. Carving out SAP ERP functionality from the source system to the SAP ERP system on SAP HANA
  A. Migrating existing SAP ERP systems from AnyDB to run on SAP HANA
  C. Consolidating multiple SAP ERP source systems into one SAP ERP system on SAP HANA

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  explanation:

  Explanation

  SAP expert sizing is required in scenarios such as:A. Migrating existing SAP ERP systems from AnyDB to run on SAP HANA, which involves complex migration considerations and the need to re-evaluate hardware and performance requirements under the new database architecture.C. Consolidating multiple SAP ERP source systems into one SAP ERP system on SAP HANA,which entails detailed planning to ensure the integrated system is sized appropriately to handle the combined workloads and data volume efficiently.Scenarios involving new customers to SAP ERP applications or carving out specific ERP functionalities do not necessarily require expert sizing unless they present unique or complex integration challenges that standard sizing tools and methods cannot address adequately.

  References: SAP HANA implementation guides and SAP technical documents on system migration and consolidation that discuss when expert sizing is essential.

• Question 2:

  Which tool do you use to reinitialize a non-recoverable system database?

  A. hdbrecovercheck
  B. recoverSys.py
  C. hdbmdcutil
  D. RecoverUtil.py
  D. RecoverUtil.py

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  explanation:

  Explanation

  To reinitialize a non-recoverable system database in SAP HANA, the tool used isRecoverUtil.py. This Python script is specifically designed for recovering or reinitializing system databases in scenarios where they cannot be recovered through standard methods, ensuring minimal downtime and data loss.

  References: The use of RecoverUtil.py for system database issues is outlined in SAP HANA technical recovery guides, which provide detailed procedures for handling database failures and non-recoverable states.

• Question 3:

  Which storage tier is used to manage rarely changing, persistent data?

  A. Replica
  B. Data lake
  C. Native storage extension
  D. WORM device
  C. Native storage extension

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  explanation:

  Explanation

  The storage tier used to manage rarely changing, persistent data within SAP HANA is the Native Storage Extension (NSE). NSE is designed to:

  Native storage extension (C): Extend the in-memory capabilities of SAP HANA to include disk-based storage, effectively managing larger data volumes that do not fit into memory or do not require the high performance of in-memory processing. NSE allows for cost-effective data management and storage optimization by placing less frequently accessed, non-volatile data on lower-cost, slower disk storage while maintaining seamless access and integration with the in-memory data. This capability supports scenarios where data is infrequently accessed but still needs to be readily available within the SAP HANA environment, without the need for external storage solutions like data lakes (B) or specialized hardware such as WORM devices (D).

  References: SAP HANA documentation on data tiering options provides insights into how NSE works as an integral part of the data management strategy, focusing on cost-efficiency and resource optimization.

• Question 4:

  How can you view the audit trail in the SAP HANA Cloud, SAP HANA database? Note: There are 2 correct answers to this question.

  A. Using the expensive statements trace in the SAP HANA cockpit
  B. Using the Auditing card in the SAP HANA cockpit
  C. Using the SQL Console in the SAP HANA database explorer
  D. Using the kernel profiler trace in the SAP HANA database explorer
  B. Using the Auditing card in the SAP HANA cockpit
  C. Using the SQL Console in the SAP HANA database explorer

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  explanation:

  Explanation

  To view the audit trail in the SAP HANA Cloud, you can use:B. The Auditing card in the SAP HANA cockpit, which provides a user interface to access and analyze audit logs directly from the cockpit dashboard.C. The SQL Console in the SAP HANA database explorer, which allows running SQL queries to directly fetch audit data from the audit tables.This dual approach helps in effectively monitoring and ensuring compliance with data access and changes, thereby enhancing the security posture of the organization.

  References: SAP HANA Cloud documentation and best practices on security monitoring and compliance.

• Question 5:

  Which SAP HANA cockpit application can you use to investigate a system offline situation?

  A. Alert Monitor
  B. Full System Information Dumps
  C. Troubleshoot Unresponsive System
  D. Performance Monitor
  C. Troubleshoot Unresponsive System

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  explanation:

  Explanation

  The SAP HANA cockpit application suited for investigating a system offline situation is the "Troubleshoot Unresponsive System" tool. This tool is designed to diagnose issues when the SAP HANA system becomes non-responsive. It provides guided procedures that help in identifying the root cause of the downtime and suggests possible solutions to bring the system back online, thus serving as a critical resource in crisis scenarios where quick recovery is paramount.

  References: SAP HANA Cockpit management and monitoring guide.

• Question 6:

  How do you initiate a recovery of your SAP HANA Cloud, SAP HANA database instance?

  A. In an SQL Console, execute the RECOVER DATABASE statement with the timestamp.
  B. In SAP HANA Cloud Central, select the Start Recovery option and set the timestamp.
  C. In an SAP BTP CLI, execute the RECOVER DATABASE command with the timestamp.
  D. In the SAP HANA cockpit, select the Start Recovery option and set the timestamp.
  D. In the SAP HANA cockpit, select the Start Recovery option and set the timestamp.

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  explanation:

  Explanation

  To initiate a recovery of your SAP HANA Cloud, SAP HANA database instance, you use:

  In the SAP HANA cockpit, select the Start Recovery option and set the timestamp: This method provides a user-friendly interface through the SAP HANA cockpit for administrators to precisely control the recovery process, including the

  selection of specific recovery points based on timestamps.

  References: The process for initiating database recovery through the SAP HANA cockpit is detailed in SAP HANA Cloud administration and recovery documentation, which includes step-by-step instructions for performing recoveries.

• Question 7:

  When using the SAP HANA cockpit, which user credentials do you need to stop the SAP HANA database system? Note: There are 3 correct answers to this question.

  A. Cockpit User
  B. sap
  C. Database User
  D. Root
  E. adm
  B. sap
  D. Root
  E. adm

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  explanation:

  Explanation

  To stop the SAP HANA database system using the SAP HANA cockpit, you need credentials associated with:

  sap: This OS level user has the necessary permissions to stop and start the SAP HANA system.

  Root: Root user access is typically required for administrative actions at the operating system level.

  adm: This is the SAP system administration user who has the necessary privileges to manage the SAP HANA instance.

  References: The use of these user credentials in stopping the SAP HANA system is standard practice, as outlined in SAP HANA technical operation manuals and security guides.

• Question 8:

  What can you check with the SAP HANA hardware and cloud measurement tool (HCMT)? Note: There are 2 correct answers to this question.

  A. Linux kernel information
  B. Cloud connector status
  D. CPU states
  E. NUMA memory bandwidth test
  A. Linux kernel information
  D. CPU states

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  explanation:

  Explanation

  The SAP HANA hardware and cloud measurement tool (HCMT) is utilized to check and assess certain hardware and system parameters crucial for SAP HANA's optimal performance. With this tool, you can check Linux kernel information (Option A), which is vital as SAP HANA is optimized for specific kernel versions for stability and performance. Additionally, it allows you to perform NUMA (Non-Uniform Memory Access) memory bandwidth tests (Option D), which are critical for understanding how memory is accessed and used by the SAP HANA system. The tool does not, however, provide functionalities to check cloud connector status (Option B) or CPU states (Option C) directly.

• Question 9:

  Which container types are available in SAP HANA Deployment Infrastructure (HDI)? Note: There are 2 correct answers to this question.

  A. Docker
  B. Kubernetes
  C. Runtime
  D. Design time
  C. Runtime
  D. Design time

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  explanation:

  Explanation

  The container types available in SAP HANA Deployment Infrastructure (HDI) are "Runtime" and "Design time". Runtime containers are used to run applications and services, storing the actual data and database objects. Design time containers, on the other hand, are used during the development phase and include artifacts and source files necessary to build the runtime objects. HDI does not use Docker or Kubernetes directly as container types, but these technologies might be used in the broader context of SAP HANA deployment andoperations.

  References: SAP HANA HDI documentation which details the architecture and purpose of different container types used within the HDI framework.

• Question 10:

  Which feature do you use to dynamically control SAP HANA database workloads per client session?

  A. Workload classes
  B. Workload analysis
  C. Admission control
  E. Load unit configuration
  C. Admission control

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  explanation:

  Explanation

  The feature used to dynamically control SAP HANA database workloads per client session is Admission Control. This feature allows administrators to manage and control the resource allocation and workload prioritization for different sessions, thereby preventing system overloads by limiting the number of concurrently executing high-demand queries and maintaining system stability and performance.

  References: SAP HANA Performance Monitoring and Tuning Guide.