Data can be updated in _____environment.
A. data warehouse.
B. data mining.
C. operational.
D. informational.
ANSWER: C
Data can be updated in _____environment. Read More »
A. data warehouse.
B. data mining.
C. operational.
D. informational.
ANSWER: C
Data can be updated in _____environment. Read More »
A. time.
B. cost.
C. frequency.
D. quality.
ANSWER: A
The key used in operational environment may not have an element of Read More »
A. 30-60 days.
B. 60-90 days.
C. 90-120 days.
D. 120-150 days.
ANSWER: B
The time horizon in operational environment is Read More »
A. one.
B. two.
C. three.
D. four.
ANSWER: A
The star schema is composed of __________ fact table. Read More »
A. Informational.
B. Operational.
C. Both informational and operational.
D. Flat.
ANSWER: B
_____________databases are owned by particular departments or business groups. Read More »
A. Mushy metadata.
B. Differential metadata.
C. Data warehouse.
D. Data mining.
ANSWER: A
__________consists of information in the enterprise that is not in classical form. Read More »
A. Classical metadata.
B. Transformation metadata.
C. Historical metadata.
D. Structural metadata.
ANSWER: A
consists of formal definitions, such as a COBOL layout or a database schema. Read More »
A. Application level metadata.
B. User level metadata.
C. Enduser level metadata.
D. Core level metadata.
ANSWER: A
A. Application level metadata.
B. Algorithmic level metadata.
C. Departmental level metadata.
D. Core warehouse metadata.
ANSWER: B
_______________ is held in the catalog of the warehouse database system. Read More »
A. User-level metadata.
B. Data warehouse metadata.
C. Operational metadata.
D. Data mining metadata.
ANSWER: C