Answer Posted / durgesh srivastava

1. echo test is print test world as same it is in his
output.

2.cat test is show the contant of file test.

What is the difference between cat and more command?

1225

---

What is $0 bash?

1130

---

What is the use of egrep command in unix?

1128

---

What are filter commands in unix?

1105

---

What is the significance of the 'tee' command?

1136

---

Why is shebang used?

1042

---

What is sed awk grep?

1072

---

Explain command to display different lines that are found when compare two files?

1106

---

Which command will print your home directory on screen?

1031

---

What is grep in bash?

1007

---

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

1100

---

What is the first character of the output in ls l command?

1156

---

How do I find previous commands in unix?

1123

---

why metadb requires a seperate slice to create Solaris volume manager

3080

---

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:

2202

---