Oracle Database Uses a System Change Number (SCN)to Identify Before

question 85

True/False

Oracle Database uses a System Change Number (SCN)to identify before images in rollback segments to prevent dirty reads.

---

Definitions:

Eugenics

An attempt to selectively manipulate the gene pool in order to produce and “improve” human beings through medical science.

Medical Practitioner

A trained and licensed professional who practices medicine and is involved in the diagnosis, treatment, and prevention of diseases.

Complementary Medicine

A group of medical treatments, practices, and products that can be used in conjunction with conventional Western medicine.

Alternative Medicine

A group of medical treatments, practices, and products that are used instead of conventional Western medicine.