The CUSTOMERS table has these columns:

The CUSTOMER_ID column is the primary key for the table. You need to determine how dispersed your customer base is. Which expression finds the number of different countries represented in the CUSTOMERS table?

Question

The CUSTOMERS table has these columns:

The CUSTOMER_ID column is the primary key for the table. You need to determine how dispersed your customer base is. Which expression finds the number of different countries represented in the CUSTOMERS table?

Accepted Answer

E. COUNT(DISTINCT (UPPER(country_address)))

Answer

A. COUNT(UPPER(country_address))

Answer

B. COUNT(DIFF(UPPER(country_address)))

Answer

C. COUNT(UNIQUE(UPPER(country_address)))

Answer

D. COUNT DISTINCT UPPER(country_address)

The CUSTOMERS table has these columns: The CUSTOMER_ID column is the primary key for the table. You need to determine how dispersed your customer base is. Which expression finds the number of…

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