Module3 Visualisation

Question 1

when can a search be viewed in visualisation

Answer 1

when the search returns statistical values

Question 2

what are the types of visualisation charts

Answer 2

Stats Table
Charts- line, column Pie
single guage
maps

Question 3

True or False all searches can be visually represented?

Answer 3

False

Question 4

What is a data series?

Answer 4

It is a sequence of related data points that are plotted in a visualisation

Question 5

Which Axis is Vertical and Which is horizontal

Answer 5

X Axis is horizontal Y-Axis is vertical

Question 6

What command/s is need for a multi-series table

Answer 6

chart or Timechart need to be used with the underlying search

Question 7

What does a Scatter Chart show?

Answer 7

shows trends in relationships between 2 discrete values

Question 8

What does a Bubble Chart Provide

Answer 8

It provides a 3 dimensional view.
Each Bubble plots against the X and Y Axis
size of the bubble represents the 3rd dimension

Question 9

Chart command what defines the Y-Axis

Answer 9

the function defines the y-axis and therefore it should be numeric

Question 10

which field after the over clause defines the X-Axis

Answer 10

the first field

Question 11

what option remove NULL and OTHER is the visualisation

Answer 11

usenull=f

useother=f

Question 12

limit argument limits values what does limit=0 return

Answer 12

returns unlimited values

Question 13

chart sum(price) over host by product_name limit=5 useother=f
what does the limit option apply to?

Answer 13

when splitting on 2 dimensions, the limit option applies to the second split (so in this case, product_name)

Question 14

what does the timechart command do?

Answer 14

• performs statistical aggregations against time
• plots and trends data over time
• _time is always on the X-Axis
• you can spilt data using the by clause
• Timecharts are best presented as line or area charts

Question 15

in Charts what is the Max you can use the by clause
in Stats what is the max you can use the by clause
in Timechart what is the max you can use the by clause

Answer 15

2
many times
1

Question 16

what is the default limit in:
Stats
Chart
Timechart

Answer 16

stats N/A
chart 10
timechart 10

Question 17

how do you set time value on x-axis command for a timechart?

Answer 17

span=

Question 18

what are the commands to count frequency of a field(s)

Answer 18

user top/rare

Question 19

what is the stats command used for?

Answer 19

calculate statistics for 2 or more fields(not time based)

Question 20

what command do you use to calculate statistics with an arbitrary field (not time)?

Answer 20

chart

Question 21

what command calculates statistics with the _time as the x-axis?

Answer 21

timechart