Answer Posted / rakesh

unix has a interface between user and kernal(hardware)
called as shell . Which is very important and this is why
we dont here any virus attacks on unix but in windows we
dont have any shell user can directly communicate to
hardware and hence virus occurs

Write a command that will find all text files in a directory such that it does not contain the word "amazing" in any form (that is, it must include the words amazing, amazing, or amazing)?

1565

---

What does this command do,"$more readme.txt“?

1155

---

Why is it called grep?

1026

---

what is the advaantage of each user having its own copy of the shell?

2548

---

What is the use of cut command in unix?

1367

---

What will the following command do?

1117

---

What is the difference between grep and grep?

1121

---

Which unix command lists files/folders in alphabetical order?

1746

---

How do you repeat a command in terminal?

1221

---

How does pipe () work?

1088

---

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

1164

---

What is command substitution?

1357

---

What is the general format of unix command syntax?

1924

---

how to sort the content of the file based on numeric values

1776

---

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:

2265

---