Answer:
1. Spaghetti code.
2. Business process management.
3. Procure-to-pay
4. Order-to-cash
5. User tier
6. Firewall
7. Database tier
8.Application tier
9. Three-tier architecture
Explanation:
1.Programming code used to connect stand-alone systems is spaghetti code.
2. Transforming business processes to improve efficiency business process management.
3. Corresponds to the purchasing cycle is called procure to pay.
4. Corresponds to the sales cycle is order-to-cash
5. Consists of front-end client computers and the user interface is user tier.
6. Software programs on a router that monitor network traffic is firewall
7. Comprised of a centralized relational database and an RDBMS is database tier.
8. Consists of servers and application software is application tier.
9. When an enterprise system uses layers of IT components: enterprise database, application, and client computers is three tier architecture.
