The future is promising for anyone considering a career move into the SAP BW domain or who is already there and wants to move up the career ladder. To position yourself for success and stand out from the competition, you should familiarize yourself with the crucial SAP BW interview questions beforehand. Here are some commonly asked SAP BW interview questions for applicants to shine in the process.
If you're looking for SAP BW Interview Questions & Answers for Experienced & Freshers, you are at the right place. There are a lot of opportunities from many reputed companies in the world. According to research SAP, BW has a market share of about 22.2%. So, You still have the opportunity to move ahead in your career in SAP BW. Mindmajix offers advanced SAP BW Interview Questions 2023 that help you in cracking your interview & acquire a dream career as SAP BW Developer.
We have divided SAP BW Interview Questions into 3 categories:
|S.No||Star Routine||Conversion Routine|
|1||Data packages can be modified anytime||They cannot be modified|
|2||Support only internal format||Support both internal and external formats in the majority of applications|
|3||Routines are bounded||Routines don’t have restrictions on them in any of the assigned tasks|
It is actually a data warehouse application that has some tremendous features in it. The fact is every business needs to maintain the data in the most reliable manner and this is one of the best available tools to enable businesses for the same. It can simply help organizations in data reporting, formatting, and analysis, as well as in important decision-making. Data can also be accessed easily from all the SAP applications and in case the need felt, from other businesses as well.
|Explore Introduction to Data Warehousing|
In the SAP environment, the users are free to keep the master data in a separate table. The same is considered as the Extended Star Schema. Generally in Star Schema, the Dimension and the Fact tables are responsible for the accomplished tasks.
Many times there is a need to extract the data from the system programmer. This task generally needs a lot of time and effort too. With the help of an extractor, it can be accomplished very easily and in a proper time frame. The users are free to consider them in the SAP Business Warehouse easily. A few which are used commonly are as under:
1. Customer Generated Extractors
2. Application-Specific Attractors
3. Cross Application Extractors
While dealing with data, there are strong chances that similar files are present at multiple locations. They can create a lot of issues. Also, they generally acquire more space. The users have to face a lot of problems with duplicate entries. Therefore this approach to data integrity is considered when it comes to dealing with the data in a warehouse. It simply makes sure that no duplicate entries exist in the warehouse.
This can be done by making use of an approach known as Table Partition. SAP allows 2 types of partition and they are Logical and Database.
Geographical Information generally consists of information related to a customer, origin, region of the sales, transaction history, and a lot more. It can be accessed through a geographical system, named as BEx.
Generally, the Data Warehouse has a group of reference information about any activity. The same is considered as a dimension in the warehouse. For optimization, the users have to make sure that there are no dynamic characters remaining present in the dimension and there should also be a strict upper limit on the size of the same.
[Related Article: Data Warehouse Interview Questions]
There are applications in which the data need to be stored in a very detailed manner and this is exactly where this approach is considered. Basically, it is a Business Warehouse architecture that is responsible for the reporting. It usually remains present in the Persistent Staging Area. It doesn’t have any application with the star schema and is actually a tool considered for reporting than dimensional analysis. For changing the data stored in this architecture, sometimes there is a need to change the records.
For this, a direct option named Conversion Routine can be accessed
It is basically an approach that is considered for the purpose of database design. It’s nothing but the schema that actually decides the design of the database. A schema is nothing but a proper representation of tables and how they are related to one another.
Yes, this is possible and generally, it is called Infocube. There are generally two tables that are present in it and they are called as Dimensional Table and the Fact Table.
It defines the path adopted by the data and how it reaches from one specific location to another in a domain or in a warehouse. There are various rules and regulations that govern the control over the same. Generally, the flow is from a transactional to an analytical system.
These are Process Chain Display, Monitor Daily Process, and Process Chain Maintenance
It is basically an approach that is useful when it comes to automating the loading process of the date. Several important processes such as Indices, Data Load, as well as deletion can be automated provided some basic conditions are met and the best thing is the users don’t have a lot of concern with the type of data you generally make use of.
Yes, this can be done easily. For this, the user has to first make double-click on the group defining the info. Next is to open the Process Chain Management option from it. After this, the users have to type the name and the description post and the task is done automatically.
Well, in such a situation, it is possible for the users to simply use the Info-objects as Info-providers.
It is basically an info-provider that consists of data from the info-providers used for other tasks. One of the main aims of this is to make sure that data remain available reliably for reporting purpose. Some of the things that make it useful for the users are:
1. The source of data is from the Info providers that are dedicated to a specific task.
2. They themselves don’t contain any sort of data present in them
3. There are basic union operators which make sure that the Info-providers remain connected to one another
4. They are useful in assuring effective reporting and making sure they can be run anytime for testing or any other purpose
The users need to open the SEO3a Request Task File and from where the restriction can be removed
These are Homogenous and Heterogeneous. In homogenous, there are info-providers that are similar to one another in terms of all their technical specifications and other technical details. They can also have similar key figures and characteristics.
On the other side, Heterogeneous are the ones which are ones which have only a limited number of identical characters as well as key figures. It can be used for modeling while the homogenous cannot be considered for this task. All the scenarios can easily be divided into sub-categories and have their own dedicated info provider.
There are a number of cubes present in the SAP and they are considered for the purpose of measuring the performance of data loading and query handling. All the data in the Warehouse can be shown or can be displayed with the help of this approach. Generally, it keeps an eye on the overall time queries take to accomplish a task or how quickly they are responded to.
All the information regarding the database statics, Indexes, Info-cube comparison, and Deleting the data target, as well as maintenance, can be located in the Data Target Administrative Task.
These are Full Upload, Additive Delta, and the New Status for changed records
It is basically an approach that is considered when it comes to defining data aggregation. Basically, it’s a logical structure and the best thing is the users are free to consider it for the purpose of data organization. A common example of this approach is the time dimension hierarchy.
It is basically a procedure that is considered for the purpose of eliminating the additional IDs. Its main aim is to make sure that the maximum space remains available in the warehouse so that the maximum amount of data can be stored. A compression is basically a useful approach with the help of which the users can make sure that no duplicate or unused IDs exist in the warehouse environment which can sometimes slow down the system performance.
Generally, this approach is considered when it comes to packing the new data packages in the Info-cubes. This is generally done because the entire data in the Infocube doesn’t remain available during the reporting processes.
It is basically a collection of views, groups, as well as reports. It can also be considered as a graphical reporting interface. It is possible to create the same with the help of a Web Application Designer. The entire content can be displayed on a screen quickly.
BICS - Business Intelligence Consumer Service can be used for connectivity of BI tools for connecting to the BEx queries with the SAP BW system.
BEx Analyzer, Web browser, BEx Access, Notepad
RSTCIPM Transaction can be used for assigning priority to BI Business Content Objects
LO Cockpit is used for analyzing BI OLAP/WHM and its performance
SAP BI InfoArea is used for grouping the same types of objects together, it also manages the InfoObjects and info-cubes.
[Related Article: SAP BI Interview Questions]
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Ravindra Savaram is a Technical Lead at Mindmajix.com. His passion lies in writing articles on the most popular IT platforms including Machine learning, DevOps, Data Science, Artificial Intelligence, RPA, Deep Learning, and so on. You can stay up to date on all these technologies by following him on LinkedIn and Twitter.
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