The Transactions and tables I have used

AL11--> It shows the directories in SAP system.
SM35------> To check the session overview. You can check the status of your request here.
SM36-----> Create a schedule for a program.
SM37-----> Check the scheduling of various jobs and edit it.
File-----> Here you can check the logical file path of any file. Or you can create one.
SHDB----> This is a transaction by which you can record the other transactions. I am still in the process of learning it. will post more shortly ....

tptco---> job scheduling

tbtcp --> Table that contains information about scheduled job.