What is the difference between command ‘ping’ and ‘ping6’?

1190

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What is lsof command in linux?

1173

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What is df command in linux?

1090

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What are system calls used for process management in linux?

1175

---

Why should you avoid telnet to administer a linux system remotely?

993

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What are the linux distribution (operating system) names?

1013

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Is it legal to edit the linux kernel?

914

---

You want to send a message to all connected users as “server is going down for maintenance”, what will you do?

1116

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Name a service that you should disable (which acts both as web and ftp server) on a linux server?

1106

---

Is there any relation between modprobe.conf file and network devices?

938

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Explain the work of ctrl+alt+del key combination on the linux operating system?

885

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How do you get the full path of a file in linux?

960

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What are linux file systems?

982

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What is the core of the linux operating system?

890

---

Explain the features of stateless linux server?

1187

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