Linux - Study Mode

[#646] What is the output of the following code: os=Unix
echo 1.$os 2."$os" 3.'$os' 4.$os
Correct Answer

(B) 1.Unix 2.Unix 3.$os 4.Unix

[#647] Sysconf(_SC_PAGE_SIZE) returns?
Correct Answer

(A) size of the page

[#648] While executing a command, the shell
Correct Answer

(B) Creates a child shell to execute it

[#649] srwxr-xrw- is a
Correct Answer

(B) unix domain socket file

[#650] Which command is used to display the octal value of the text
Correct Answer

(D) od