Answer Posted / subbareddy kake

up to now all answers correct.I saw result of all commands.

Give the command for finding the current date.

575

---

What do chmod command do?

600

---

What is the use of awk command in unix?

573

---

What is the command to compare two files in unix?

618

---

Describe the zip/unzip command using gzip.

606

---

---

How does the system know where one command ends and another begins?

1570

---

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:

1756

---

What command is used to switching between users in unix?

556

---

What is awk good for?

578

---

What are the unix commands?

548

---

Differentiate cmp command from diff command.

584

---

How do you repeat a command in terminal?

587

---

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

683

---

What is nr in awk command?

595

---

Write a command that will display files in the current directory, in a colored, long format.

675

---