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Computer Interview Questions Answers

SAP Interview Questions Answers

Question - 21 : - What is SAP?

Answer - 21 : - SAP is the name of the company founded in 1972 under the German name (Systems, Applications, and Products in Data Processing) is the leading ERP (Enterprise Resource Planning) software package. SAP Basics feature * Configuration of the SAP modules o Transaction SPRO - this is the main tree for all the configuration. * Function Key o F1 - Help o F4 - Possible entries or matchcode for the field you are accessing o F5 - Selection screen o F7 - Previous screen o F8 - Next screen o F9 - Technical info o CTRL+X - Cut o CTRL+C - Copy o CTRL+V - Paste * Navigation o /n Skip to the next record if you are processing one batch input session o /bend Cancel a batch input foreground process o /nend Close all R/3 sessions and logoff o /nxxx x Call the transaction xxxx in the same session o /o Generate a session list o /oxxx x Call the transaction xxxx in an additional session o /i Delete the current session o /h Turn the debug mode on o /$tab Reset all buffers (for System Administrators) o /$syn c Synchronize instances buffers (for System Administrators) In 4.x, you can have long SAP transaction code up to a maximum of 20 character  

Question - 22 : - Explain open SQL vs native SQL?

Answer - 22 : - ABAP Native SQL allows you to include database-specific SQL statements in an ABAP program. Most ABAP programs containing database-specific SQL statements do not run with different databases. If different databases are involved, use Open SQL. To execute ABAP Native SQL in an ABAP program, use the statement EXEC. Open SQL (Subset of standard SQL statements), allows you to access all database tables available in the R/3 System, regardless of the manufacturer. To avoid conflicts between database tables and to keep ABAP programs independent from the database system used, SAP has generated its own set of SQL statements known as Open SQL.

Question - 23 : - Can BW run without a SAP R/3 implementation?

Answer - 23 : - Certainly. You can run BW without R/3 implementation. You can use pre-defined business content in BW using your non-SAP data. Here you simply need to map the transfer structures associated with BW data sources (InfoCubes, ODS tables) to the inbound data files or use 3rd part tool to connect your flat files and other data sources and load data in BW. Several third party ETL products such as Acta, Infomatica, DataStage and others will have been certified to load data in BW.

Question - 24 : - Define Meta data, Master data and Transaction data ?

Answer - 24 : - Meta Data: Data that describes the structure of data or MetaObjects is called Metadata. In other words data about data is known as Meta Data. Master Data: Master data is data that remains unchanged over a long period of time. It contains information that is always needed in the same way. Characteristics can bear master data in BW. With master data you are dealing with attributes, texts or hierarchies. Transaction data: Data relating to the day-to-day transactions is the Transaction data.

Question - 25 : - What are datasets?

Answer - 25 : - The sequential files (processed on application server) are called datasets. They are used for file handling in SAP.

Question - 26 : - Describe how SAP handles Memory Management?

Answer - 26 : - ST02 / ST03 In general via table buffers, you could go into the whole Work Process, roll in, roll out, heap (private) memory, etc. However just as a Unix or DBA admin would know, is you look this up when needed for the exact specifics.

Question - 27 : - What are the different types of source system?

Answer - 27 : - SAP R/3 Source Systems, SAP BW, Flat Files and External Systems.

Question - 28 : - What is AWB?. What is its purpose?

Answer - 28 : - AWB stands for Administrator WorkBench. AWB is a tool for controlling, monitoring and maintaining all the processes connected with data staging and processing in the business information whearhousing.

Question - 29 : - What is IDES?

Answer - 29 : - International Demonstration and Education System. A sample application provided for faster learning and implementation.

Question - 30 : - What are variables?

Answer - 30 : - Variables are parameters of a query that are set in the parameter query definition and are not filled with values until the queries are inserted into workbooks. There are different types of variables which are used in different application: Characteristics variables, Hierarchies and hierarchy node, Texts, Formulas, Processing types, User entry/Default type, Replacment Path.

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