gs gs110 R - Data Storage, Formats, Objects and Operations - Vectorized Operations - Quiz No.2
gs gs110 R Language Quiz
This quiz belongs to book/course code gs gs110 R Language of gs organization. We have 87 quizzes available related to the book/course R Language. This quiz has a total of 8 multiple choice questions (MCQs) to prepare and belongs to topic R - Data Storage, Formats, Objects and Operations. NVAEducation wants its users to help them learn in an easy way. For that purpose, you are free to prepare online MCQs and quizzes.
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> datestring <- c("January 10, 2012 10:40", "December 9, 2011 9:10") > x <- strptime(datestring, "%B %d, %Y %H:%M") > x > x <- as.Date("2012-01-01") > y <- strptime("9 Jan 2011 11:34:21", "%d %b %Y %H:%M:%S") > x-y > x <- as.Date("2012-03-01") > y <- as.Date("2012-02-28") > x-y > x <- as.POSIXct("2012-10-25 01:00:00") > y <- as.POSIXct("2012-10-25 06:00:00", tz = "GMT") > y-x 
