True Or False

Question 1 :

Indexes are created to enforce uniqueness on columns and to enable fast retrieval by column values.


A). True
B). False
Answer : Option A

Question 2 :

Money is defined in Oracle with the Currency data type.


A). True
B). False
Answer : Option B

Question 3 :

The default extension for SQL*Plus is .sql.


A). True
B). False
Answer : Option A

Question 4 :

The left-leaning slash tells Oracle to execute whatever statement is in the buffer.


A). True
B). False
Answer : Option B

Question 5 :

Oracle maintains a System Change Number (SCN) which is a database-wide value that is incremented by Oracle whenever database changes are made.


A). True
B). False
Answer : Option A