Question: 7.Via the Internet, research common database technologies including relational databases, object databases, object-relational databases, XML databases, network databases, and hierarchical databases. Provide at least one

7.Via the Internet, research common database technologies including relational databases, object databases, object-relational databases, XML databases, network databases, and hierarchical databases. Provide at least one example of each. Compare and contrast each technology, listing the advantages, disadvantages, and an indication of when you would use each. 8.How do interfaces reduce coupling in OO systems? In what ways might they increase it? Why?

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