What is SAP Landscape?
Just try to understand the system sap landscape, Every company follows their own landscape as a standard you will have three servers like development, quality assurance and production server.
What ever configurations u have to do u will do it in dev server and in the quality you make some testing for the tasks and once you think the work is good you can move that to production server you will find different clients in each server again as u find golden config client, abap dev client, unit testing client in dev server, u will have master config client, integration test client, training client in qa server and u will find only one client i.e. prod client in prod server.
It is mandatory for you to know about the servers and clients before you claim any experience.
Sap Landscape
Sap Landscape basically is the system setup of SAP.You should say that Development server, then Quality server and then Production server, no. of users.
To be more specific you can list the clients also in a particular server:
Development server – 200-sandbox client, 100-development client
Quality server – 300 – quality testing client
Production server – 700-pre production client, 800-production client.
SAP Landscape means the entire IT architecture of the client.
It encompasses the external system with which your SAP landscape system is communicating, or receiving messages/data, the means of communication and the importance of each system in the processes enabled in your SAP system.
It also comprises of your SAP landscape (systems) cape itself like Development system, Quality system, Integration system and Production system. You can include the modules, which are supporting
Your processes also in the landscape.
Also See: What is Document Splitting Concept in SAP?