Which of the following R code creates a connection to ‘foo.txt’? – McqOptions

MCQOPTIONS

1.	Which of the following R code creates a connection to ‘foo.txt’?
A.	con <- file(“foo.txt”)
B.	open(con, “r”)
C.	opencon(con, “r”)
D.	ocon(con, “r”)
Answer» B. open(con, “r”)

Discussion

No Comment Found

Related MCQs

Which of the following opens connection to gz-compressed text file?
Which of the following code opens a connection to the file foo.txt, reads from it, and closes the connection when its done?
Which of the following R code creates a connection to ‘foo.txt’?
Connections to text files can be created with the ________ function.
Which of the following statement will load the objects to the file named “mydata.RData”?
Which of the following R statement will save the output to the file for following R code?
WHICH_OF_THE_FOLLOWING_CODE_CREATES_A_CONNECTION_TO_‚ÄÖ√Ñ√∂‚ÀÖ√Ë‚ÀÖ‚Â§FOO.TXT‚ÄÖ√Ñ√∂‚ÀÖ√Ë‚ÀÖ¬•_??$#
Which_of_the_following_code_opens_a_connection_to_the_file_foo.txt,_reads_from_it,_and_closes_the$
Connections to text files can be created with the ________ function?
________ opens a connection to a file compressed with gzip.