ABAP Frequently Asked Question 45

Q: Is ABAP program client dependent or independent?

A: Independent.

Q: What is the diffference between modifications and enhancements?

A: Modification, we are modifying which is already exists, In enhancement we are adding additional functionality.

Q: What type of objects exist in the Data dictionary?

A: Data in data dictionary is not the actual data like emp.name.name or emp.address but rather a type data whose function is to define the properties of the data, such as type, length, and relationship.

Q: Explain the concept of asynchronous update?

A: When you change data of one table the sy-subrc is returned. And then updation of other affected tables takes place. So if system fails to update other tables still sy-subrc returned is 0 (ie, When first table gets updated).

Q:What components does a dynpro consists of?

A: Number of screen. Length(4)

Q: What is the difference between data elements and domain?

A: Data element

ABAP/4 Development Workbench (BC-DWB)

A data element describes the contents of a field. For example, a data element contains the F1 help texts and the key word texts (field texts) for displaying the field on the screen.

Several table fields with identical contents can refer to the same data element.

Domain

ABAP/4 Development Workbench (BC-DWB)
A domain describes the technical attributes of a table field.
These technical attributes include the data type and the field length.
Several fields with the same technical attributes can refer to the same domain. In this case, each of these fields has the technical attributes specified in this domain.

Q:What are the main elements of a status?

A: 1. Usage data

2. SAP data

3. Host data

4. SAP system data

5. Database data.

Q: How many lists can exist in parallel in an interactive reporting?

A: In the interactive reports, we can create as many as 21 lists.
The first list is called 'Basic list' and all the successive lists are called 'Secondary lists'.
Each list is again an interactive.

Q:What are the 3 main events in interactive reporting?

A: 1. Top-of-page during line selection.

2. At line-selection

3. At user-command

Q: What is IDOC and when, how to use it ?

A: IDOC is one of the EDI(Electronic data interface). It is used as a format modifier.

Q: Is there any standard SAP report which gives a count of the number of times a program is executed ?

A: Try transaction STAT

Q: When we create a customer the information is updated in structure RF02D and the some tables like KNA1 are updated. How can we find the tables for master data transactions?

A: Go to ABAP Workbench -> Overview -> application hierarchy - SAP -> follow the customizing based tree for your application. Double click on a lowest hierarchy level to get for the correct marked development class. Here you can find all the tables, views, logical databases etc. used for a system operation.