Answer Posted / guest

by renaming it. Place a dot befor the file name

Explain mount and unmount command.

1228

---

Is it inbetween or in between?

1065

---

What is the command to compare two files in unix?

1127

---

Which command is used to copy files?

1179

---

What does pipe () return?

1080

---

What are filter commands in unix?

1204

---

What are grep patterns?

1090

---

Which command is used to restrict incoming messages?

1113

---

What is the use of the command 'ls -x chapter[1-5]' ?

1216

---

How do I use nslookup?

1099

---

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 is the general format of unix command syntax?

1947

---

How can you see the command line history?

1143

---

What do chgrp command do?

1223

---

What do chmod command do?

1233

---