Answer Posted / upendar

ls -a
-It will give all the Files and Sub Directories including Hidden files.

ls -r
- It will give all the files in Descending or Reverse order.

What are some command words?

1139

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What is s and g in sed command?

1120

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What happens when we execute a unix command?

1147

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What does grep v do?

1059

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What does the “echo” command do?

1155

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How can you see the command line history?

1143

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How do I search for a file in unix command?

1023

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What is difference between grep and find command in unix?

1217

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What does grep v grep do?

1079

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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:

2272

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

1173

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

1214

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Is ‘du’ a command? If so, what is its use?

1155

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What difference between cmp and diff commands?

1306

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Why is grep called grep?

1301

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