Consider the following anonymous block:  BEGIN   INSERT INTO countries (id, name)  VALUES (‘XA’, ‘Xanadu’);  SAVEPOINT XA;   INSERT INTO countries (id, name)  VALUES (‘NV’,’Neverland’);  COMMIT;   ROLLBACK TO XA; END; What happens when the block of code finishes?

What keyword is used to check multiple conditions with an IF statement?

Which of the following variable declarations are valid?

A variable is declared as: DECLARE   v_temp employees.last_name%TYPE; BEGIN Which of the following is a correct use of the INTO clause?

What is the main purpose of a composite data type in PL/SQL?

Which of the following developed the psychosexual stages of development?

Counselors may conduct research as a master’s-level practitioner. 

Clients have autonomy within the counseling relationship. 

CBT was established by Ellis.

A marketing team wants to group customers based on their purchasing habits but does not have predefined customer segments. Which type of machine learning should they use?