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R Programming
Quiz 3
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Q.1
Which of the following is true about R?
R is a well-developed, simple and effective programming language
R has an effective data handling and storage facility
R provides a large, coherent and integrated collection of tools for data analysis.
All of the above
Q.2
R language is a dialect of which of the following languages?
S
C
SAS
MATLAB
Q.3
R files has an extension _____.
.S
.RP
.R
.SP
Q.4
Which of the following finds the maximum value in the vector x, exclude missing values
rm(x)
all(x)
max(x, na.rm=TRUE)
x%in%y
Q.5
R functionality is divided into a number of ________
Packages
Functions
Domains
Q.6
Many quantitative analysts use R as their____tool?
Leading tool
Programming tool
Both the above
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