1.vsam dataset is allocated with disp = shr option in a jcl step.Does it mean that the program access the file in readonly mode?
2.how do u check freespace availabillity for future insertion?if it is full how will u increase my freespace?
3.what is purpose of USE statement in cobol?
4.Tell me few error codes u faced in cics development?how did u solve that?
5.How do u access vsam files in cics? What are the steps do u follow?
6.what is the difference between redifine and rername clause?
7.what is selfjoin? giveme one example?