61. Point out the correct statement.
62. Which of the following block information is odd man out?
63. httr package does not work well with facebook and twitter API.
64. Which of the following data is put into a formula to produce commonly accepted results?
65. mutate function is used for casting as multi dimensional arrays.
66. Which of the following is used for specifying character class with metacharacter?
67. Point out the wrong statement.
68. Regular expressions can be thought of as a combination of literals and metacharacters.
69. Which of the following is an example of tidy data?
70. Which of the following will set the character that represents missing value?
Read More Section(Data Collection and Preprocessing)
Each Section contains maximum 100 MCQs question on Data Collection and Preprocessing. To get more questions visit other sections.