Step-by-step explanation:
Consulting and system integration services are relied on for integrating a firm's legacy systems with new technology and infrastructure and providing expertise in implementing new infrastructure along with relevant changes in business processes, training, and software integration. Legacy systems are generally older transaction processing systems created for mainframe computers that continue to be used to avoid the high cost of replacing or redesigning them.
THE IT INFRASTRUCTURE ECOSYSTEM
There are seven major components that must be coordinated to provide the firm with a coherent IT infrastructure. Listed here are major technologies and suppliers for each