Oracle
1Z0-007 · Question #57
1Z0-007 Question #57: Real Exam Question with Answer & Explanation
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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?
Exhibit
Options
- ACOUNT(UPPER(country_address))
- BCOUNT(DIFF(UPPER(country_address)))
- CCOUNT(UNIQUE(UPPER(country_address)))
- DCOUNT DISTINCT UPPER(country_address)
- ECOUNT(DISTINCT (UPPER(country_address)))
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