SAP Last-Minute Revision

30 quick revision notes for SAP

1. S/4HANA stands for SAP Business Suite 4 SAP HANA and runs only on the SAP HANA in-memory database.
2. SAP Activate phases are Discover, Prepare, Explore, Realize, Deploy and Run, using fit-to-standard workshops.
3. Greenfield is a new implementation, brownfield is a system conversion, and selective data transition moves chosen data.
4. Mainstream maintenance for SAP ECC 6.0 ends in 2027, driving many S/4HANA migration projects in India.
5. WRICEF means Workflows, Reports, Interfaces, Conversions, Enhancements and Forms, the custom development objects in a project.
6. Clean core means extending S/4HANA only with released APIs, key user tools and side-by-side BTP apps.
7. S/4HANA deployment options are on-premise, Cloud Private Edition and Cloud Public Edition.
8. HANA stores most S/4HANA tables in column store, which compresses data and speeds aggregation.
9. A typical landscape has Development, Quality and Production systems connected by transport routes.
10. A client is a three-digit independent unit with its own data, while repository objects are shared across clients.
11. The Universal Journal table ACDOCA stores FI, CO, asset and material ledger line items together.
12. Business Partner, transaction BP, replaces separate customer and vendor masters and needs customer-vendor integration.
13. MATDOC is the single inventory document table in S/4HANA, replacing MKPF, MSEG and many stock aggregates.
14. Use /n to start a new transaction in the same session and /o to open it in a new session.
15. F1 technical information shows table and field names, and F4 shows the list of possible values.
16. SU53 shows the last failed authorization check and is the first step for access errors.
17. In Fiori, catalogs and roles control which apps a user can open, while spaces and pages control layout.
18. A company code is the smallest unit with its own legal balance sheet and profit and loss statement.
19. A plant is assigned to exactly one company code, and a sales organization is assigned to one company code.
20. Procure to pay flow is requisition, purchase order, goods receipt MIGO, invoice MIRO and payment run F110.
21. Order to cash flow is sales order VA01, delivery VL01N, post goods issue, billing VF01 and incoming payment.
22. Goods receipt for stock posts debit to inventory and credit to GR/IR clearing at the purchase order price.
23. OBYC holds MM automatic account determination and VKOA holds SD revenue account determination.
24. IDocs have control, data and status records, are viewed in WE02 and reprocessed with BD87.
25. A BAPI is a released, remote-enabled function module and usually needs BAPI_TRANSACTION_COMMIT to save.
26. Internal table types are standard, sorted and hashed, chosen by how rows are accessed.
27. Code pushdown moves heavy logic to HANA using CDS views, ABAP SQL expressions and AMDP.
28. RAP builds Fiori apps and APIs from CDS views, behavior definitions, service definitions and service bindings.
29. Fiori elements floor plans include List Report, Object Page, Worklist, Overview Page and Analytical List Page.
30. OData services are activated in /IWFND/MAINT_SERVICE and errors are checked in /IWFND/ERROR_LOG.

Night-before checklist

• Revise your saved questions on this page once, aloud.
• Read the quick notes and mark any you cannot explain in one line.
• Rehearse a two-minute self-introduction and two project stories.
• Keep CV, ID, laptop charger and interview link ready; sleep on time.