Answer Posted / himani agarwal

esc+command

What is the size of time_t?

1176

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What difference between cmp and diff commands?

1265

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Explain command to show the space allocation of files?

1091

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How do I delete files from command prompt?

1170

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how to sort the content of the file based on numeric values

1742

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Who invented grep?

1129

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How do I use grep to search for a file?

1020

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Why is it called grep?

985

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

1192

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Which command is used to find whether the system is 32 bit or 64 bit?

1094

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How do I run a bash script?

1143

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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:

2221

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Write a command that will allow a unix system to shut down in 15 minutes, after which it will perform a reboot.

1164

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What will the following command do?

1088

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What is the use of the command 'ls -x chapter[1-5]' ?

1170

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