Why is it called a shebang?

1193

Can you explain a little bit about command substitution?

1118

Explain how to use grep command to list find the records of a file containing 10 different strings?

1074

What are awk commands?

1164

Which command is used to kill the last background job?

1337

What is grep in bash?

1068

How do you repeat a command in terminal?

1231

What's a command word?

1182

Differentiate cmp command from diff command.

1176

why metadb requires a seperate slice to create Solaris volume manager

3172

What is the functionality of a top command?

1114

What is the use of cut command in unix?

1377

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:

2273

What do chown command do?

1196

What is the command to view process running?

1113