Question

6-

Very often, it is possible to identify the specific subset of interest During ETL

Select one:

a. True

b. False

7-

Which of the following is quantitative variable?

Select one:

a. Product Name

b. Price

c. Country

8-

Dashboards have

Select one:

a. None of Above

b. Both static and dynamic graphic

c. Static graphic

d. Dynamic graphic

9-

Use some variables to predict unknown or future values of other variable is an example of Prediction Methods.

Select one:

a. True

b. False

10-

Use some variables to predict unknown or future values of other variable is an example of Description Methods

Select one:

a. True

b. False

11-

Regression is also studied in the field of statistic

Select one:

a. False

b. True

12-

Which of the following is not Includeded in Modelling steps ?

Select one:

a. Selection of a modeling techniques

b. Testing the model

c. Build the model

d. Generate test data

13-

Most of big data is unstructured and semistructured in nature.

Select one:

a. False

b. True

14-

Extensible markup files are an example of

Select one:

a. Quasi structured Data

b. strucured Data

c. Semistructured Data

d. unstructured Data

Answer 1

ANSWER 6: (b) False

The statement is false because mostly it is not possible to identify the specific subset of interest. To tackle this, more than the necessary data is extracted.

ANSWER 7: (b) Price

Price is a quantitative variable because it is the monetary value of a product or service. While product names and countries are not measured in monetary terms; they are qualitative.

ANSWER 8: (b) Both Static and Dynamic Graphic

Dashboards can have both static and dynamic graphics. People can use the graphic as per their needs and preference.

ANSWER 9: (a) True

It is true because the prediction method involves the use of a predictor variable to predict the response variable.