Data Science Mock Test 10

10%

Question 1 of 10

1. Point out the correct statement.

gvisAreaChart returns list of class "gvis" and "list"

All of the mentioned

gvisAnnotationChart returns list of class "gvis" and "list"

The gvisAreaChart function reads a data.frame and creates text output referring to the Google Visualization API

Question 1 of 10

Question 2 of 10

2. The ________ function returns its argument with a modified shape, whereas the ________ method modifies the array itself.

resize, reshape

reshape, resize

reshape2, resize

all of the mentioned

Question 2 of 10

Question 3 of 10

3. Which of the following attribute should be used while checking for type combination input and output?

.class

.type

all of the mentioned

.types

Question 3 of 10

Question 4 of 10

4. Which of the following statement will load slidify?

library(slidify)

install.load(slidify)

install.library(slidify)

all of the mentioned

Question 4 of 10

Question 5 of 10

5. Which of the following method creates a new array object that looks at the same data?

view

all of the mentioned

paste

copy

Question 5 of 10

Question 6 of 10

6. Which of the following framework is compatible with slidify?

all of the mentioned

io2012

io2015

Question 6 of 10

Question 7 of 10

7. Which of the following is used for creating interacting tables?

gvisLineChart

gvisGeoChart

gvisTable

all of the mentioned

Question 7 of 10

Question 8 of 10

8. Which of the following will be used to compose the content of the presentation?

server.RMD

index.RMD

ui.RMD

all of the mentioned

Question 8 of 10

Question 9 of 10

9. Which of the following reads a data.frame and creates text output referring to the Google Visualization API?

gvisAnnotatedLine

gvisAnnotatedTimeLine

gvisTimeLine

none of the mentioned

Question 9 of 10

Question 10 of 10

10. To create sequences of numbers, NumPy provides a function __________ analogous to range that returns arrays instead of lists.

all of the mentioned

aline

arange

aspace

Question 10 of 10