Can you explain a little bit about command substitution?

0 Answers  

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What is the command to find maximum memory taking process on the server?

0 Answers  

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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<stdlib.h> # include <stdio.h> 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:

0 Answers  

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How will you know who are the users logged in to the system before 15 minutes?

4 Answers   Amazon,

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Which command is used to kill the last background job?

0 Answers  

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what is the difference between SED and GREP ? Which one is more better and why?

4 Answers   IBM,

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What is the output of : $ ps-e $ ps-a commands

5 Answers   IBM,

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What is the significance of the 'tee' command?

0 Answers  

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Briefly, how do you install Oracle software on UNIX.

2 Answers  

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How to check the flavor of UNIX?

8 Answers   HCL, Syntel,

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

0 Answers  

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in UNIX,How do you check for processes started by particular user suppose the user name is 'suresh'?

6 Answers  

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