Answer Posted / suitable

vi <filename>

How does shebang work?

1015

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

1145

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

1146

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Which command should you use to find the remaining disk space in unix server?

1231

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Explain ‘library functions’ with respect to unix commands?

1112

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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 the search command in unix?

1043

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What is grep r?

1041

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Write a command to kill the last background job?

1020

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What are the general commands in using unix os for a beginner?

1093

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

2172

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What are the dos commands?

1192

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What is difference between grep and find command in unix?

1141

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Explain command to show the space allocation of files?

1067

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How do you grep a case insensitive?

994

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