Which three statements are true regarding indexes? (Choose three.)

Examine the contents of the EMP table:

What is the result?

Examine the structure of the MEMBERStable:
Name Null? Type
- ----------------- --------------- ------------------------------
MEMBER_ID NOT NULL VARCHAR2 (6)
FIRST_NAME VARCHAR2 (50)
LAST_NAME NOT NULL VARCHAR2 (50)
ADDRESS VARCHAR2 (50)
You execute the SQL statement:
SQL > SELECT member_id, ' ' , first_name, ' ' , last_name "ID FIRSTNAME LASTNAME " FROM members; What is the outcome?

Which two tasks can be performed by using Oracle SQL statements?

Which two statements are true regarding a SAVEPOINT? (Choose two.)