Data Lifecycle

Question 1

In this certificate course, what stages does data go through?

Answer 1

Data is
1. planned for
2. captured
3. managed
4. analyzed
5. archoived
6. destroyed

Question 2

What do data analysts consider during the planning phase in the data lifecycle?

Answer 2

They consider all activities related to the handling of the project’s data assets from inception to archiving/deleting.

like what kind of data will it be? how will it be managed? who will be responsible?

Question 3

What happens during the capture phase?

Answer 3

New data is generated or existing data is collected or evaluated for re-use.

Question 4

What is a dataset?

Answer 4

A structured collection of data

associated with a body of work e.g. rainfall recieved in a specific area

Question 5

Define a database.

Answer 5

An organized collection of data stored in a computer system.

made of many datasets

Question 6

What happens during the data management phase in the data lifecycle?

Answer 6

How the data is cared for i.e. stored, secured, maintained.

database management - organizing,

Question 7

True or False?

During the analysis phase it is important that processes and versions are tracked and documented

Answer 7

True

Question 8

True or false

Summarization and graphing are activites included in the analysis phase of the data lifecycle

picture a presentation being given, do these activites fit in?

Answer 8

True

Question 9

From the USGS paper, what are cross cutting model elements?

Answer 9

These are critical activites performed continually across all stages of the lifecycle.

Question 10

List the cross cutting model elements

3

Answer 10

1. Stepwise documentation throughout the data’s lifecycle
2. Quality control monitoring and adjustment - included in planning
3. Routine backups and securing