
Data Warehouse

Quiz
•
Computers
•
University
•
Hard
naren santiago rojas sanchez
FREE Resource
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
¿Qué es un Data Warehouse?
Un sistema de respaldo
Una base de datos operacional
Un almacén de datos para análisis
Un programa de visualización
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
¿Qué significa ETL?
Export, Transfer, Load
Extract, Transform, Load
Edit, Test, Launch
None of the above
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
¿Cuál de los siguientes es un componente de un DW?
CPU
OLAP
Antivirus
Mouse
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
¿Qué modelo de diseño tiene una tabla de hechos central?
Modelo estrella
Modelo árbol
Modelo lineal
Modelo vectorial
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
¿Qué herramienta se usa comúnmente para visualización?
Word
Tableau
Notepad
Excel sin macros
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
¿Cuál es una ventaja de usar DW en la nube?
Mayor latencia
Costos más altos
Escalabilidad
Menor seguridad
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
¿Qué hace la fase "Transform" del ETL?
Borra los datos
Limpia y adapta los datos
Codifica los datos
Visualiza los datos
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