Sap business objects interview questions
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This document contains questions and answers related to Business Objects (BO) concepts. It discusses detail objects, the BOMain.Key file, the BO repository, domains in a basic setup, when the repository is created, having multiple domains, restricting row access, categories, universes, objects, object qualification, database size, loops and how to overcome them, joins, linked universes, alerts, filters, breaks, conditions, the difference between master-detail and breaks, metrics, sets, the use of Analysis for Decision Maker (AFD), the source for metrics, why metrics and sets are needed, issues in migration processes, the use of BO SDK, improving performance, analysis in BO, integrity checks, universe parameters
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2. The company aims to become the largest hostel site in the world within 3 years by offering differentiated products and services across various aspects including payments, facility sharing, and analytics.
3. Future technologies like virtual reality could allow the company to enter new markets like providing virtual hostel views.
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- 1. More Details blog:http://sandyclassic.wordpress.com linkedin:https://www.linkedin.com/in/sandepsharma slideshare:http://www.slideshare.net/SandeepSharma65 facebook:https://facebook.com/sandeepclassic google+ http://google.com/+SandeepSharmaa Twitter: https://twitter.com/sandeeclassic 1. Explain detail objects? - Sol: Detail objects are attached to dimensions, one cannot drill on details nor link on details when linking multiple data providers. While Customer ID would be a dimension, customer name, address, phone and soon should be details. 2. What is BOMain.Key? - BoMain.Key file contains the information about the repository site i.e it contains the address of the repository security domain. 3. What is Business objects Repository? - it is nothing but metadata. 4. What is domain? How many are there in a basic setup? What are they? - Domain is nothing but logical grouping of system tables, There are three domains usually in a basic setup, They are Secure, Universe, Document. Business objects are sometimes called domain objects (where the word domain means the business), and a domain model represents the set of domain objects and the relationships between them. 5. When is the Repository created? - In 5i/6i versions after installing the software, whereas in Xi version a repository is created at the time of installation. 6. Can we have multiple domains? - Yes. (Security domain can not be multiple). 7. How do you restrict access to rows of a database? - In XI version it can be done by using row-level security in designer module whereas in 5i/6i it is done by supervisor. 8. What is a category? - It is nothing but grouping of certain entities. 9. What is a Universe? - It is a semantic layer between Database and the designer used to create objects and classes. (It maps to data in Database). 10. What is an Object? - It is an instance of class, its nothing but an entity. 11. What do you mean by Object qualification? - Object qualification represents what kind of object is that, usually we have three types of object qualifiers they are measure, dimension, detailed. 12. What is the size of data base? - In general it will be anything between 4-8 Terabytes. 13. What is a loop? How can we overcome? - Loop is nothing but a closed circular flow; it can be overcome by making use of Alias and Context. 14. What is a join? Explain different types of joins? - Join is used to link to tables depending upon the data requested by the user, Usually we have Inner Join, Outer Join, Left Join, Right Join, Full Outer join. 15. What are Linked Universes? - If the data provided is from two different data providers then we can link those two universes, such type of universe is called Linked Universe. 16. What are Alerter, Filters, Breaks and Conditions? - Alters are nothing but they are used to draw attention to a block of data by highlighting. Breaks are nothing but grouping the data without any change in the format. Condition is used to retrieve data which meets certain criteria. Filters are used to get necessary data. 17. What is the difference between master-detail and Breaks? - In break common fields are deleted (here in this case the table format is not changed) whereas in
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