Question 61

Which two statements are true about the rules of precedence for operators? (Choose two.)
  • Question 62

    In which three situations does a new transaction always start? (Choose three.)
  • Question 63

    Examine the description of the SALES1 table:

    SALES2 is a table with the same description as SALES1.
    Some sales data is duplicated in both tables.
    You want to display the rows from the SALES1 table which are not present in the SALES2 table.
    Which set operator generates the required output?
  • Question 64

    You have been tasked to create a table for a banking application.
    One of the columns must meet three requirements:
    1. Be stored in a format supporting date arithmetic without using
    conversion functions
    2. Store a loan period of up to 10 years
    3. Be used for calculating interest for the number of days the loan
    remains unpaid
    Which data type should you use?
  • Question 65

    The CUSTOMERS table has a CUST_CREDIT_LIMIT column of data type NUMBER.
    Which two queries execute successfully? (Choose two.)