What is the first character of the output in ls l command?
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Write a command to find all of the files which have been accessed within the last 30 days.
What command a user use to view a long text file one page at a time in UNIX?
which command is used to stop a running process in unix?
What is grep command in unix with examples?
When i run a programm of orphan process. Instead of getting child's parent (ppid)=1 ..i get 1400 and it varies as per system. How can i findthe right soluion??? My pgm: #include<stdlib.h> # include <stdio.h> int main() { int pid; pid=fork(); if(pid < 0) {exit(-1);} else if(pid==0) { printf("Child Process is Sleeping ..."); sleep(10); printf("Orphan Child's Parent ID : %u ",getppid()); } else { printf("Parent Process Completed ... %u ",getpid()); exit(0); } return 0; } Output:
Write a command to kill the last background job?
How to display a file name which has zero bytes in size.
What does pipe () return?
What is rmdir command?
What will the following command do?
what is the use of uniq commmand?
Hi All, Can you please let me know how to grep for a particular pattern in unix. I want to print the dates from the file exp.txt. the date pattern is DD:MM:YYYY, I just want to print all the dates from the file exp.txt.
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