Module 1 - Traditional Enterprise Technologies Related to Big Data Flashcards
1
Q
What Technologies use Big Data?
A
- OLTP
- OLAP
- ETL
- DW
- DMars
- Hadoop
2
Q
Why OLTP is important?
A
provides a common source of structured analytics input
3
Q
Why OLAP is important?
A
because it can serve as a datasource or as a data sink (sumidero)
4
Q
Where is OLAP used?
A
- diagnostics
- predictive
- prescriptive
5
Q
Why ETL?
A
BD relies on ETL to extract, load and transforms data from diverse heterogenous sources.
6
Q
Why Hadoopt?
A
- is open source
2. is the “de facto” industry platform for BD