gs gs110 R - Data Storage, Formats, Objects and Operations - Connection Interfaces - Quiz No.1

gs gs110 R Language Quiz

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Question 2: Point out the correct statement?
Question 3: Which of the following R statement will save the output to the file for following R code?

 > a <- data.frame(x = rnorm(100), y = runif(100)) > b <- c(3, 4.4, 1 / 3) 
Question 4: Which of the following statement will load the objects to the file named "mydata.RData"?
Question 5: Point out the wrong statement?
Question 8: Which of the following R code creates a connection to 'foo.txt'?
Question 9: Which of the following code opens a connection to the file foo.txt, reads from it, and closes the connection when its done?
Question 10: Which of the following opens connection to gz-compressed text file?


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