How to check all open ports on linux machine and block unsed ports????????

7 Answers   Tech Mahindra,

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What are the questions we are expecting for 2yrs. experience guy for linux company interview questions?

1 Answers  

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what is the difference between unix and linux...

7 Answers  

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What is page-in and page-out in redhat linux?

1 Answers  

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how to recollect root password

3 Answers   Google,

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there are many IPC mechanisms available in Linux ? Which one is best to use and when ?

1 Answers   Broadcom,

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In Linux(RHEL) server have two users with same name. one is local user and second one is NIS user. if you login the server which user will login (local or NIS)

1 Answers  

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How to trace any process background processing?

5 Answers  

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what is the difference between semaphore, mutex & spinlock?????

1 Answers   Patni,

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This question is belong to linux support. "one of my customer told to me, my application is getting slow response". how to resolve the issue. what are the steps you will follow to resolve the issue.

0 Answers  

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My root password has been changed, how can i enter into the system without root password?

6 Answers  

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What is Hard mount and soft Mount?

0 Answers   Cap Gemini,

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