Cross3

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Across
  1. 2. Maintenance means changes in one of the following?
  2. 3. A common message in business you try conveying through charts?
  3. 4. Through use of MIS we achieve?
  4. 5. Check if the system produces desired results under known conditions
Down
  1. 1. TPS are part of which level of decisions?
  2. 3. Process of changing from old system to new is called?