What is the function of grep command in unix?

1231

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 # include 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:

2317

Are you in or at the office?

1171

hw will u use awk in replacing cahrs and files

3295

Explain ‘system calls’ with respect to unix commands?

1153

What are the general commands in using unix os for a beginner?

1219

What are file commands?

1287

What does pipe () return?

1128

Which command should you use to find the remaining disk space in unix server?

1349

Which command is used to kill the last background job?

1392

Name the various commands that are used for the user information in unix.

1131

What do chown command do?

1257

Enumerate some of the most commonly used network commands in unix?

1215

Write a command that will allow a unix system to shut down in 15 minutes, after which it will perform a reboot.

1325

Why is shebang used?

1192