Question 11

Which three statements are true about inner and outer joins? (Choose three.)
  • Question 12

    In the SALES database, DEFERRED_SEGMENT_CREATION is TRUE.
    Examine this command:
    SQL> CREATE TABLE T1(c1 INT PRIMARY KEY, c2 CLOB);
    Which segment or segments, if any, are created as a result of executing the command?
  • Question 13

    Examine the description of the CUSTOMERS table:

    You want to display details of all customers who reside in cities starting with the letter D followed by at least two characters.
    Which query can be used?
  • Question 14

    View the Exhibits and examine the structure of the COSTS and PROMOTIONS tables.
    You want to display PROD_IDS whose promotion cost is less than the highest cost PROD_ID in a promotion time interval.
    Examine this SQL statement:

    Exhibit 1.

    Exhibit 2.

    What will be the result?
  • Question 15

    Your database instance is started with a PFILE.
    Examine these parameters:

    You want to increase the size of the buffer cache.
    Free memory is available to increase the size of the buffer cache.
    You execute the command:
    SQL> ALTER SYSTEM SET DB_CACHE_SIZE=1024M;
    What is the outcome?