The systems support and _____ phase begins when a system becomes operational and continues until the system reaches the end of its useful life.

________ is a built-in add-in program in Excel 2013 that enables you to import millions of

rows of data from multiple data sources, create a relationship between two or more related tables within one workbook, and maintain connections. Fill in the blank(s) with correct word

Carefully distinguish the using directive using namespace std; from the using directive using std::cout;

What will be an ideal response?