Answer Posted / unix admin

'Rajhsekhar', 'Swapna' and 'Abdullah' these 3 users
answers also right 100% look at the following example:
using "ps"

/usr/users/operator=>ps
PID TTY S TIME CMD
1683270 pts/0 S 0:00.24 -ksh (ksh)
[operator] AT:/usr/users/operator=>sh
[operator] AT:${PWD}=>ps
PID TTY S TIME CMD
1683270 pts/0 S 0:00.24 -ksh (ksh)
1715181 pts/0 S + 0:00.01 sh
[operator] AT:${PWD}=>


using "echo $0"

/usr/users/operator=>echo $0
-ksh
/usr/users/operator=>sh
[operator] AT:${PWD}=>echo $0
sh
[operator] AT:${PWD}=>

Enumerate some of the most commonly used network commands in unix?

1218

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What is the general format of unix command syntax?

2035

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Explain the terms ‘system calls’ and ‘library functions’ with respect to unix commands?

1270

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What's a command word?

1254

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Write a command to display a file’s contents in various formats?

1252

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

1276

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What does the command '$ls | wc –l > file1' do?

1302

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How do I use nslookup?

1148

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What is the use of finger command?

1267

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What is the behavioural difference between cmp and diff commands?

1342

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What is command statement?

1241

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What are bash commands?

1227

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How can we use grep command in unix?

1264

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What is merge command in unix?

1561

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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

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