51. Which of the following function is used to read data off the webpages?
52. Point out the correct statement.
53. Which of the following function is used for fixing character vectors?
54. Which of the following function programmatically extract parts of XML file?
55. Which of the following signs are used to indicate repetition?
56. Which of the following package is used to connect MySQL RDBMS with R?
57. Which of the following function is good for the automatic splitting of names?
58. Which type of data is generated by POS terminal in a busy supermarket each day?
59. Each observation forms a column in tidy data.
60. Which of the following is used to extract data from HTML code of websites?
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