Data Surfing — Learn free

Self-check

Questions 1–10 of 10

1. Who normally performs Data Surfing?
Question 1A. Database administrators writing SQLB. Non-technical people, such as management, who do not write code to access data at database levelC. Data engineers building pipelinesD. Machine learning researchersE. Software testers
2. At what level do Data Surfers normally stay when exploring data?
Question 2A. Raw database tablesB. Source system logsC. Dashboards and reports, clicking around to explore dataD. Command-line query toolsE. Data pipeline configuration
3. Which category of tools came into being to cater for the Data Surfers' world?
Question 3A. Version control systemsB. Integrated development environmentsC. Database migration toolsD. Business Intelligence (BI) toolsE. Network monitoring tools
4. In the Static Reports era, what happened if the business wanted one more column after go-live?
Question 4A. The whole development cycle had to restart from scratchB. The user dragged the column onto the dashboardC. The BI tool added it automaticallyD. The semantic layer exposed it instantlyE. The report refreshed with the latest data
5. What changed in the Dynamic Reports era of Data Surfing?
Question 5A. Users could drag and drop tables and columnsB. Reports were printed on paperC. A semantic layer became mandatoryD. Reports were replaced with spreadsheetsE. Data was directly connected to backend databases, so it was always the latest, although dashboards were still not changeable
6. What defines the Adhoc Reports era of Data Surfing?
Question 6A. Reports were shared in paper format onlyB. Dashboards and reports are changeable, and end users can drag and drop tables and columnsC. Data had to be requested from IT for every changeD. Reports were refreshed once a yearE. Only IT could view the dashboards
7. Which requirement did the Adhoc Reports era introduce, improving the Data Surfers' experience?
Question 7A. A data lakeB. A paper archiveC. A semantic layerD. A point-to-point integrationE. A new programming language
8. Web surfing on applications like Twitter, LinkedIn and Facebook is used as an analogy for Data Surfing to make what point?
Question 8A. That surfing always changes the underlying dataB. That surfers must write code to find informationC. That social media is a form of data warehouseD. That surfers only view data to find information, without changing itE. That data surfing is limited to mobile devices
9. Data Surfing is said to be done on which kind of data?
Question 9A. Data generated by othersB. Data generated by yourselfC. Only synthetic test dataD. Only encrypted dataE. Only data older than a year
10. Which of the following is NOT one of the three eras of Data Surfers described?
Question 10A. Static ReportsB. Dynamic ReportsC. Adhoc ReportsD. Predictive ReportsE. All three of the eras named are correct