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Mainframe legacy systems still enjoy a dominant marketshare in enterprise IT. Technological advances have made mainframe systems ready for support from offsite locations. This express reference is written keeping in mind the need of mainframe professionals engaged in application enhancement, support and QA. All the topics are covered in a compressed summarized way, in question answer format suitable for interview preparation. A must for mainframer's career growth!
Topics covered : COBOL, JCL, DB2, IMS DB, VSAM, CICS