Interview Questions and Answers

SUM tool stages, HANA DB, performance tuning, background jobs monitoring, GO-live and upgrade activities.

• SUM tool stages include preparation, downtime, and post-processing

• HANA DB is an in-memory database platform for processing high volumes of data

• Performance tuning involves optimizing system resources to improve system performance

• Background jobs monitoring involves monitoring and managing scheduled jobs

• GO-live activities involve deploying the system to production environment...read more

401 error in SAP portal URL occurs when user authentication fails. It can be resolved by checking user credentials, permissions, and system configurations.

• 401 error in SAP portal URL indicates unauthorized access or authentication failure.

• Check user credentials and permissions to ensure they have the necessary access rights.

• Verify system configurations and settings to ensure they are correctly set up.

• Restart the SAP portal server to refresh the authentication process.

• Consult ...read more

HANA database does not run on Windows OS due to compatibility issues and performance limitations.

• HANA is optimized for Linux operating systems, which provide better performance and stability for the database.

• Windows OS lacks certain features and capabilities required for HANA to function efficiently.

• SAP officially recommends running HANA on Linux for optimal performance and compatibility.

Performing a kernel upgrade involves downloading the new kernel, applying patches, testing, and then activating the new kernel.

• Download the new kernel from SAP Support Portal

• Apply any necessary patches or fixes

• Test the new kernel in a non-production environment

• Activate the new kernel in the production system

Our SAP system landscape consists of development, quality assurance, and production environments.

• Development environment for customization and testing

• Quality assurance environment for integration testing

• Production environment for live operations

To start and stop a SAP system, follow these steps:

• To start the SAP system, log in to the SAP system using the SAP GUI and execute the start command.

• To stop the SAP system, log in to the SAP system using the SAP GUI and execute the stop command.

• Alternatively, you can start and stop the SAP system using the SAP Management Console (SAP MMC).

Currently working on HANA 2.0 SP04

• Working on HANA 2.0 SP04 version

• Experience with HANA 1.0 and 2.0 versions

• Knowledge of new features and enhancements in HANA 2.0 SP04

A scale up system refers to increasing the capacity of a single server by adding more resources such as CPU, memory, or storage.

• Involves adding more resources to a single server to increase its capacity

• Common resources added include CPU, memory, and storage

• Used to improve performance and handle increased workload

• Examples include upgrading a server with additional RAM or adding more CPU cores