Answer Posted / dipayan

echo $SHELL

will show that

What does the “echo” command do?

1115

---

What is grep and how do you use it?

1078

---

What is time_t?

1079

---

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:

2223

---

Which command is used to kill the last background job?

1307

---

What does #!/ Bin sh do?

1041

---

What is nr in awk command?

1160

---

Is it inbetween or in between?

1018

---

What is the nmap command?

1153

---

Which command can you use to find the currently running process in unix server?

1094

---

What is the use of the tee command?

1075

---

How do I delete files from command prompt?

1172

---

How do I run a whois command?

1123

---

Which command is used to find whether the system is 32 bit or 64 bit?

1099

---

What is the behavioural difference between cmp and diff commands?

1241

---