R Programming MCQs with answers Page - 4

Here, you will find a collection of MCQ questions on R Programming. Go through these questions to enhance your preparation for upcoming examinations and interviews.

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A

Admin • 802.91K Points
Coach

Q. The most convenient way to use R is at a graphics workstation running a . . . . . . . . system.

  • (A) windowing
  • (B) running
  • (C) interfacing
  • (D) matrix

A

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Coach

Q. If a command is not complete at the end of a line, R will give a different prompt, by default it is . . . . . . . .

  • (A) *
  • (B) -
  • (C) +
  • (D) /

A

Admin • 802.91K Points
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Q. Which one of the following is not a basic datatype?

  • (A) Numeric
  • (B) Character
  • (C) Data frame
  • (D) Integer

A

Admin • 802.91K Points
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Q. In which IDE we can interact with R?

  • (A) R studio
  • (B) Console
  • (C) GCC
  • (D) Power shell

A

Admin • 802.91K Points
Coach

Q. R language has superficial similarity with . . . . . . . .

  • (A) C
  • (B) Python
  • (C) MATLAB
  • (D) SAS

A

Admin • 802.91K Points
Coach

Q. What will be the output of the following R function?
d <- diag(5, nrow=2, ncol=2)
d

  • (A) 5 1 0 5
  • (B) 5 0 5 5
  • (C) 5 0 15 5
  • (D) 5 0 0 5

A

Admin • 802.91K Points
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Q. The dimension attribute is itself an integer vector of length . . . . . . . .

  • (A) 1
  • (B) 2
  • (C) 3
  • (D) 4

A

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Q. A single element of a character vector is referred as . . . . . . . .

  • (A) Character string
  • (B) String
  • (C) Data strings
  • (D) Raw data

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