What does the command ' $who | sort –logfile > newfile' do?

1238

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What is $0 bash?

1129

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What is awk good for?

1088

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What will the following command do?

1061

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What is command statement?

1103

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What is the nmap command?

1120

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Explain command to view process running?

1066

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What is difference between grep and find command in unix?

1141

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

1154

---

What is time_t?

1055

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Is there a way to erase all files in the current directory, including all its sub-directories, using only one command?

1335

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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:

2201

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What is grep in bash?

1007

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What are reported commands?

1070

---

What are some command words?

1082

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