What is Legaccy System Migration Workbench? How it can be carried out in SAP SD?
Correct Answer
LSMW is widely used by EDI programmers EDI Programmers connect the SAP system to Non SAP system During this Data migration is a necessity When data migrates from source to destination the destination code is differrent from the source code So what LSMW does is * Converts the data in to batch files * Then converts the batch files in to source code batch files * And then mirgates data Standard Interfaces like BAPI or Idoc are used in this process
Correct Answer: An Interactive report allows the user to participate in retrieving and present data at each levelwhile classical report doesn't have access to interact
4. what are the types of standard SAP Internal Tables?
Correct Answer: Events keywords in Reports are: For Classical Reports, 1Initialization 2 At line-selection 3 Start-of-selection 4Top-of-page 5 At user-command 6End-of-selection 7 End-of-page 8At Pfn For Interactive Reports, 9At line-selection 10 Top-of-page during line selection For LDB (Logical DataBase) Reports, 10 get 11put 12 get table
Correct Answer: Consignment stock is the material which is lying in the premises but is not owned by the company It has no value assigned to it until it is taken into own stock Once it is used in production or to be sold, it is taken into own stock
Correct Answer: Data warehousing is a process of repository of electronic data of an organization For the purpose of reporting and analysis, data warehousing is used The essence concept of data warehousing is to provide data flow of architectural model from operational system to decision support environments
8. Explain the difference between data mining and data warehousing.
Correct Answer: Data mining is a method for comparing large amounts of data for the purpose of finding patterns Data mining is normally used for models and forecasting Data mining is the process of correlations, patterns by shifting through large data repositories using pattern recognition techniques Data warehousing is the central repository for the data of several business systems in an enterprise Data from various resources extracted and organized in the data warehouse selectively for analysis and accessibility
Correct Answer: Business facts or measures and foreign keys are persisted in fact tables which are referred as candidate keys in dimension tables Additive values are usually provided by the fact tables which acts as independent variables by which dimensional attributes are analyzed Attributes that are used to constrain and group data for performing data warehousing queries are persisted in the dimension tables
Correct Answer: OLTP stands for OnLine Transaction Processing Applications that supports and manges transactions which involve high volumes of data are supported by OLTP system OLTP is based on client-server architecture and supports transactions across networks OLAP stands for OnLine Analytical Processing Business data analysis and complex calculations on low volumes of data are performed by OLAP An insight of data coming from various resources can be gained by a user with the support of OLAP