Netweaver AS Flashcards
Name the four main sap products
BusinessOne
Small businesses
Business by design
Small and medium businesses
S/4 HANA
Latest and greatest
BusinessSuite
This includes what we traditionally think of. Part of the business process platform (BPP)
Differentiate between classic SAP AS and Netweaver AS
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What is SAP BusinessSuite?
The business suite is composed of the following
The business suite of applications Reusable enterprise services (cross component) SAP netweaver ERP (enterprise resource planning) ECC (enterprise central component) this is the main component of ERP HCM (human capital management) Financial Operations CRM (customer relationship management) SRM (supplier relationship management) SCM (supply chain management) PLM (product lifecycle) Corporate services
Describe the purpose of the kernel and administrative services
This is database independent, operating system independent, and hardware independent.
These components run the sap applications
They handle user and process administration
They handle database access
They handle communication (external and internal)
They control and allow monitoring of NW AS
Describe the components of the ABAP application server
Non-central instance
The Internet Communication Manager (ICM)
Describe the structure of a work process
Screen processor
Abap processor
Database processor
Work process and context
All work processes use shared memory
Each work process has a dedicated database channel
What was the primary difference between SAP Basis and SAP web AS?
Web AS allowed direct Access to HTTP requests
This was accomplished thru the ICM (internet communication manager). Before this ITS was used. ITS still exists
Describe some of the differences between WEB AS and NETWEAVER AS
NW includes the ability for both an ABAP stack and a JAVA stack
In the ABAP stack what process communicates with external servers?
The GATEWAY
On the ABAP stack, what handles http requests?
The ICM (internet communication manager)
What two communication channels were introduced in 7.4?
AMC ABAP message channel
APC ABAP push channel
What is AMC
Abap message channels provide a method of exchanging data between abap programs. They are defined as a repository object. They can exchange text, binary strings and serialized objects such as json and xml or saps push channel protocol. Messages are limited to 30,000 bytes. Format is utf-8
Name the components of the netweaver AS
Dispatcher ICM Work processes Gateway Memory pipes Dispatcher queue Start service
Name the components outside of the netweaver AS. This includes the central services
Message service Gui (client) Web browser (client) Database Additional application servers Enqueue service
What is APC?
ABAP Push Channel. Enables “push” notifications to web service thru websocket protocol. As of 7.5 can also use TCP protocol
APC CAN BE STATELESS OR STATEFUL!
