Unix - Study Mode
[#511] Which function is used by perl for displaying the length of a string?
Correct Answer
(D) length
[#512] What are positional parameters?
Correct Answer
(A) special variables for assigning arguments from the command line
[#513] We can run the jobs in the background in UNIX.
Correct Answer
(A) True
[#514] :r !date inserts the output of date command in our file.
Correct Answer
(A) True
[#515] Which option is used with ls command to produce multi columnar output?
Correct Answer
(A) -x