Oracle JET(OJET) 面试题与答案

问题 46. What is Pyramid chart?

The pyramid chart displays values as slices in a pyramid. The area of each slice represents its value as a percentage of the total value of all slices.

Use to display hierarchical, proportional and foundation-based relationships, process steps, organizational layers, or topics interconnections.

问题 47. What is Range chart?

The range chart displays a series of data whose values are represented either as an area or bar proportional to the data values.

Use to display a range of temperatures for each day of a month for a city.

问题 48. What is Scatter chart?

The Scatter chart displays two measures using data markers plotted on a two-dimensional plane.

Use to show correlation between two different kinds of data values, such as sales and costs for top products. Scatter charts are especially useful when you want to see general relationships among a number of items.

问题 49. What is Spark chart?

The Spark charts display trends or variations as a line, bar, floating bar, or area. Spark charts are simple and condensed.

Use to provide additional context to a data-dense display. Sparkcharts are often displayed in a table, dashboard, or inline with text.

问题 50. What is Stock chart?

The Stock charts display stock prices and, optionally, the volume of trading for one or more stocks. When any stock or candlestick chart includes the volume of trading, the volume appears as bars in the lower part of the chart.