III MCQ

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• ᶲ(19)=
  ক

  14

  খ

  13

  গ

  18

  ঘ

  17
• ᶲ(21)=
  ক

  10

  খ

  12

  গ

  8

  ঘ

  14
• ᶲ(35)=
  ক

  24

  খ

  25

  গ

  22

  ঘ

  18
• ᶲ(37)=
  ক

  24

  খ

  22

  গ

  13

  ঘ

  36
• Which function is used to create data frames?
  ক

  data.frames() View Answer]

  খ

  frame.data()

  গ

  data.frame()

  ঘ

  frame(data)
• Which of the following list contains multiple data types?
  ক

  Vectors

  খ

  Data frames

  গ

  Matrices

  ঘ

  Arrays
• Which is the function used to add the vectors?
  ক

  c()

  খ

  add(vectors)

  গ

  c(vectors)

  ঘ

  vectors.add
• What is the limit to matrices in R?
  ক

  One dimensional

  খ

  Two dimensional

  গ

  Three dimensional

  ঘ

  No limit
• Which of the following is a loosely-typed language?
  ক

  R

  খ

  T

  গ

  S

  ঘ

  Both R and S
• Which of the following is the assignment operator?
  ক

  <-

  খ

  ->

  গ

  =

  ঘ

  ==
• Which symbol is used to start a comment?
  ক

  /

  খ

  $

  গ

  #

  ঘ

  ?
• What is the usage of the keyword ? in R?
  ক

  Help window

  খ

  Extensive search

  গ

  Error correction

  ঘ

  Error detection
• Which type of comment is not supported in R?
  ক

  Single-line comments

  খ

  Multi-line comments

  গ

  Both Single-line & Multi-line comments

  ঘ

  Multiple Comments
• What is the usage of the keyword ?? in R?
  ক

  Help window

  খ

  Extensive search

  গ

  Error correction

  ঘ

  Error detection