R Programming MCQ Questions And Answers

This section focuses on "Basic" of R Programming. These Multiple Choice Questions (MCQ) should be practiced to improve the R Programming skills required for various interviews (campus interviews, walk-in interviews, company interviews), placements, entrance exams and other competitive examinations.

1. R was created by?

A. Ross Ihaka
B. Robert Gentleman
C. Both A and B
D. Ross Gentleman

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2. R allows integration with the procedures written in the?

A. C
B. Ruby
C. Java
D. Basic

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3. R is free software distributed under a GNU-style copy left, and an official part of the GNU project called?

A. GNU A
B. GNU S
C. GNU L
D. GNU R

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4. R made its first appearance in?

A. 1992
B. 1995
C. 1993
D. 1994

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5. Which of the following is true about R?

A. R is a well-developed, simple and effective programming language
B. R has an effective data handling and storage facility
C. R provides a large, coherent and integrated collection of tools for data analysis.
D. All of the above

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6. Point out the wrong statement?

A. Setting up a workstation to take full advantage of the customizable features of R is a straightforward thing
B. q() is used to quit the R program
C. R has an inbuilt help facility similar to the man facility of UNIX
D. Windows versions of R have other optional help systems also

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7. Command lines entered at the console are limited to about ________ bytes

A. 4095
B. 4096
C. 4097
D. 4098

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8. R language is a dialect of which of the following languages?

A. s
B. c
C. sas
D. matlab

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9. How many atomic vector types does R have?

A. 3
B. 4
C. 5
D. 6

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10. R files has an extension _____.

A. .S
B. .RP
C. .R
D. .SP

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