Answer Posted / shaishaw

how will you display a file whose name is starting with '- '
$ find / -type f -name "-*" -print 2>null

/home/staff/thaler/-
/home/staff/thaler/-FF
/home/patron/polly/-n
/home/member/plucky/-w
/home/nijwala/bsn/-a.out
/home/mvpbhat/-foo
/home/mvpbhat/-l

Describe the usage and functionality of the command rm –r * in unix?

2185

---

Which command is used to kill the last background job?

1393

---

Which command is used to delete all files in the current directory and all its sub-directories?

1318

---

What do chown command do?

1259

---

How do I clear my terminal history?

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:

2321

---

Can you explain a little bit about command substitution?

1164

---

What is command substitution?

1481

---

How can you see the command line history?

1187

---

What is the size of time_t?

1272

---

How do I use grep to search for a file?

1106

---

What is sed awk grep?

1189

---

What is grep and how do you use it?

1175

---

What does this command do? Cat food 1 > kitty

1637

---

What is the command to find maximum memory taking process on the server?

1267

---