MAINFRAMES
Operating system Z/OS, OS/390 Programming Languages COBOL,PL/I,ASSEMBLER,REXX,JCL Database DB2,IMS,VSAM Online CICS
Advantages
Concurrent users High Processing Speed Storage TSO Multiprogramming Multiprocessing Security Reliable Batch Processing
Domains
Banking Finance Insurance Market Research (Retail) Telecom
So far
Mainframes is a very stable environment It has been there in the Software Industry for more than 40 years No new technology can totally replace Mainframes because of its architecture and efficiency
Current trend
Around 80% of Mainframes projects are maintenance projects Only 20% or less are development projects The reason being the cost factor. The hardware maintenance cost and the initial investment required is too high.
Current trend
Migration projects are the current trend in the market Reasons: User friendly screens Maintenance cost
Future
A survey to determine the current demand for mainframes found that more than half of the respondents still have major applications running on mainframes
In DBA
We are working on mainframes right from the day company started. We are experts in PL/I, IMS but we have also worked on COBOL, DB2 Projects. Our clients: ACNielsen, Blue Cross Blue Shield