Sparklines are tiny charts inside a cell showing trend for a row—compact KPI rows in dashboards.
Insert
Insert → Sparklines → Line/Column/Win-Loss → select data range and location cell.
Use
Pair with conditional formatting for at-a-glance tables sent to leadership.
Important interview questions and answers
- Q: Sparkline?
A: Mini chart in one cell. - Q: Win-Loss?
A: Shows positive/negative periods compactly.
Self-check
- Where do sparklines live?
- When are sparklines useful?
Tip: Place sparklines in a dedicated column left of metrics for scanning.
Interview prep
- Sparkline?
Tiny in-cell trend chart.