Answer Posted / ravi

www.unix.com

Using unix command how to display no of records in oracle?

1165

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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:

2271

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What are the differences among a system call, a library function, and a unix command?

1229

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How can we use grep command in unix?

1216

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What is $0 bash?

1207

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Who command in unix operating system?

1139

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How is the command '$cat file2 ' different from '$cat >file2 and >> redirection operators ?

1316

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Explain command to show the space allocation of files?

1126

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Write a command to kill the last background job?

1107

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How do I search for text in vi?

1048

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Name the unix command to find how many days the server has been up.

1165

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What does sed command do in unix?

1202

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Which unix command lists files/folders in alphabetical order?

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What is the use of finger command?

1219

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What is ‘ps’ command for?

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