Descriptive Visualization

Question 1

Graphics is not an art : According to Jacques Bertin

True /False

Answer 1

True

Question 2

Graphics is

a) Pictography
b) art
c) system of signs
d) made using Computer

Answer 2

c) system of signs

Question 3

what is the first stage in decision making?

Answer 3

defining the problem

Question 4

Can I automate the first step in decision making

Answer 4

No .Human intervention/understanding is required

Question 5

Who introduced the concept of Graphical Encoding?

a) William Playfair
b) Jacques Bertin

Answer 5

b)Jacques Bertin

Question 6

Graphical Encoding is an artwork

True/False

Answer 6

False

Question 7

Any system of signs that convey useful information is called as _______________

Answer 7

Graphical Encoding

Question 8

Graphical encoding does not help a user with which one of these?

a) Define a business problem
b) understand relationships in data
c) find right questions to answer

Answer 8

a)define a business problem

Question 9

Second step in decision making process is ___________

Answer 9

Defining a data table

Question 10

which one of these steps in decision making helps in
‘homogeneity of data ‘?
a) data visualization b)data collection c) data interpretation
d) defining a data table

Answer 10

d) defining a data table

Question 11

When I have to analyze multiple fields in a data, when do I place the common data?
a)z-axis b) x-axis c) y-axis d)ordinate

Answer 11

b) x-axis

Question 12

When I have to analyze multiple fields in a data, when do I place the common data?
a)z-axis b) abscissa c) y-axis d)ordinate

Answer 12

b) abscissa

Question 13

In the hotel example, what is the common data?

Answer 13

Income Earned

Question 14

3rd stage in decision making

Answer 14

Adopting a processing language

Question 15

what are the 2 essential precaution when processing a data and generating the visualization

Answer 15

ensure maximum visual efficacy

ensure mobility of image

Question 16

How can we ensure mobility of an image when creating a visualization

Answer 16

Make sure that the relationships between different components in a data are charted separately and understandable for the user.

Question 17

How can we ensure visual efficacy when creating a visualization

Answer 17

Example : color /highlight the months where the hotel earns more that average income

Question 18

What is the 4th stage in visualization

Answer 18

processing the data ; simplifying without destroying the data

Question 19

Explain step 4

Answer 19

reclassification,arrange in alphabrtical order etc

Question 20

What is the 5th stage in visualization?

Answer 20

interpreting results and communicating the data

Question 21

Types of questions

Answer 21

elementary question
intermediate questio
overall question

Question 22

what type of question is this?
how many females stay in the month of December?
x-axis - months y-axis - female clientele

Answer 22

elementary question

one element of x and one element of y axis

Question 23

We Grouping the x-axis characteristics to answer _________questions

Answer 23

intermediate questions

Question 24

Which type of question helps in generating insights?

a) intermediate questions
b) elementary questions
c) overall questions

Answer 24

Overall question

Question 25

how many steps in visual analysis process?

Answer 25

5

Question 26

List out 5 steps of visual analysis process

Answer 26

define a problem
structure the data
choose a processing routine
simplify /process
Interpret the results

Question 27

How many variables can be used for visually encoding the data

Answer 27

8

Question 28

size and value are encoded in

a) x-axis
b) y-axis
c) z-axis
d) both x and y-axis

Answer 28

c) z-axis

Question 29

how many differential variables do we have

Answer 29

4

texture,color,orientation,shape

Question 30

how is value encoded? is it quantitative

Answer 30

not quantitative, variation in color white, gray, black

Question 31

reduction in the amount of white space via

a) x-axis
b) y-axis
c) z-axis

Answer 31

c) z-axis

Question 32

______& _______ provide excelelnt differentiation among characteristics in visualization

Answer 32

size and value

Question 33

________ provides better differentiation in visualization after size and volume

Answer 33

color

Question 34

Orientation /alignment can be used in combination with size and value for visualization
true/false

Answer 34

true

Question 35

_________is easier to interpret than shape

Answer 35

orientation