Unix - Study Mode

[#241] . . . . . . . . command performs copying of diskettes.
Correct Answer

(D) dd

[#242] What does the following command do? $ mkdir dir dir/dir_01/dir_02
Correct Answer

(A) create dir, dir_01 and dir_02

[#243] There can be multiple kernels on a single UNIX system.
Correct Answer

(B) False

[#244] What does the following command do? $ wc sample.txt > newfile
Correct Answer

(C) reads word count from sample.txt and write it to newfile

[#245] Which key is used for absolute movement?
Correct Answer

(C) M