Top SAP MM Interview Questions & Answers:

1. Tell me What is the Purpose of "Info update" indicator in Purchasing document?

when you create or change the purchase order you can use the info update indicator to define the info record is to be created or updated.
info update(if it is set)
1)the system copies the condition from quotation to the info records
2)the document no from a purchase order or contract release or release order is updated as last purchasing document

2. Explain the MM flow with Tcodes & tables?

Pruchase requistion -> request for quotation ->Creating
Quotation ->price comparision -> purchase
order -> Good receit -> invoice verificatiom -> Payment
me51n->me41->me47->me49->me21n->migo->miro

3. In BoM i mentioned item category as L But when i create po for sub-contracting defaultly it shows T?

Its not your problem, actually from sd people.
go to BOM delete the items and create a new one there

4. Can you explain how to use IDOC/EDI processes in purchasing like PO and in what context?

First set up partner profile with we20
then create master data for condition record MN04 and
select message type EDI
if you don't set up master data then every time while
creating p.o in messages tab you have to select the output
type EDI.Then go to further data tab and select send
immediately to test you settings
to check the status of Idoc you can use the tool we02

5. Where you maintain in material master the multiple units of measures?

IN MATERIAL MASTER, MULTIPLE UNITS OF MEASURE ARE MAINTAINED IN ADDITIONAL DATA UNDER UNITS OF MEASURE TAB

6. In material master do you know any basic tables? What is the difference between MARA and Mark?

Some of tables used in material master and their explanaion.
MAKT-Material Descriptions
MARA- General Material Data
MARD- Storage Location Data for Material
MAST- Material to BOM Link
MVER- Material Consumption
MVKE- Sales Data for Material
MARC- Plant Data for Material

7. What is the basic data required to create PO? What do we maintain in purchase info-record?

Basic data required to create PO is as follows
1. suppier name and address
2. Item description, Unit of Measurement
3. Total PO Quantity Unit rate,
4. Delivery address, payment terms

In purchase Info records information of different suppliers
of the particular item are maintained

8. What is the interaction between SAP MM and SAP ABAP consultant and How does they interact?

SAP MM Consultant & SAP ABAP Consultants interact with each
other mainly for development of smart forms like P.O,
Scheduling aggreement,contract etc as well as for client
specific and non specific reports.

9. We want to change some data like price, data etc in created purchase order. But system is not allowing the same. As a support SAP MM functional consultant what you would do?

There are settings available in release indicator, saying
that, no changes can be applicable once released. If u do
want to do changes, you need to set the release indicator
settings as 'CHANGABLE AFTER RELEASE' option

10. I have created schedule line for one PO that delivery date
for some qty is for eg.20th of dec9.but vendor delivered before that is it possible to post GR? AND actualy why we need to maintain scheduling agreements?

If the Sch.line is created in date format, then GR cannot
be prepared before the scheduled date.

Scheduling agreements is released to vendor only as an qty
indication.