Chapter 6
- What are the properties of a time series?
Answer:
- Trend: This refers to the long-term direction of the data. For example, the data can have a positive growth known as an upward trend, or it can have a negative growth known as a downward trend, or the data could also plateau.
- Variations: This refers to the peaks and troughs in the data.
- Seasonality: This refers to reoccurring patterns at regular intervals.
- Cycles: These are like seasonality meaning there is a consistent pattern, but the patterns are not consistent at regular time intervals.
- What operator can we use to generate a time series?
Answer: The make-series
operator.
- Can you fill in the blanks of this query to display the number of patches installed in the last 30 days and render the results as a time chart?
let startTime = ago(____); let endTime = now(); let binSize = 7d; Update | where Classification == "Security Updates" | make-series security_updates...