Showing posts with label Linux Interview. Show all posts
Showing posts with label Linux Interview. Show all posts

IPTABLES Tutorials IPTABLES Tutorials

IPTABLES  Interview Questions  Here I publish tutorial for IPTABLES  How to disable IPTABLES ? ================== # service i...

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7:36 PM

What are the process states in Unix What are the process states in Unix

Linux Interview Questions: -   What are the process states in Unix ? As a process executes it changes state according to its circumstances...

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8:51 AM

How would you kill a process How would you kill a process

Linux Interview Questions: -   How would you kill a process? The kill command takes the PID as one argument; this identifies which p...

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8:51 AM

How do you execute one program from within another How do you execute one program from within another

Linux Interview Questions: - How do you execute one program from within another? The system calls used for low-level process creation ...

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8:51 AM

What are the fields in the etc passwd file What are the fields in the etc passwd file

Linux Interview Questions: - What are the fields in the “/etc/passwd” file? It contains all the information of the users who log into t...

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8:51 AM

What Happens when you execute a command What Happens when you execute a command

Linux Interview Questions: -  What Happens when you execute a command ? When you enter ‘ls’ command to look at the contents of your ...

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8:51 AM

What Happens when you execute a program What Happens when you execute a program

Linux Interview Question :- What Happens when you execute a program ? When you execute a program on your UNIX system, the system creates ...

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2:40 PM

What is a Daemon What is a Daemon

Linux Interview Questions :- What is a Daemon ? A daemon is a process that detaches itself from the terminal and runs, disconnected,...

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2:40 PM

What is an advantage of executing a process in background What is an advantage of executing a process in background

Linux Interview Questions: -  What is an advantage of executing a process in background? The most common reason to put a process in th...

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2:40 PM

What is ps command for in Linux What is ps command for in Linux

Linux Interview Questions: -   What is ‘ps’ command for in Linux ? The ps command prints the process status for some or all of the r...

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2:40 PM

What is the command for finding the highest memory occupied file in Linux What is the command for finding the highest memory occupied file in Linux

Linux Interview Questions: - What is the command for finding the highest memory occupied file in Linux? # du –ah / | sort –n –r | head ...

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2:39 PM

DNS INTERVIEW QUESTIONS ANSWERS DNS INTERVIEW QUESTIONS ANSWERS

DNS INTERVIEW QUESTIONS ANSWERS DNS stand for Domain Name System. ## What is the main purpose of a DNS server? DNS servers are used to...

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9:42 AM

What is the command to make a process to run in the foreground from background What is the command to make a process to run in the foreground from background

Linux Interview Questions: - What is the command to make a process to run in the foreground from background When the process is runnin...

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10:27 PM

What is the difference between Swapping and Paging What is the difference between Swapping and Paging

Linux Interview Questions: - What is the difference between Swapping and Paging? Swapping : Whole process is moved from the swap devic...

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10:26 PM

What is the status code 403 404 represented in apache server What is the status code 403 404 represented in apache server

Linux Interview Questions: - What is the status code 403,404 represented in apache server? 403 represent forbidden error, means if a ...

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10:26 PM

What utility can you use to show a dynamic listing of running processes What utility can you use to show a dynamic listing of running processes

Linux Interview Questions: -  What utility can you use to show a dynamic listing of running processes? Answer is “ top ” command. to...

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10:26 PM

Which daemon is responsible for tracking events on Linux system Which daemon is responsible for tracking events on Linux system

Linux Interview Questions: - Which daemon is responsible for tracking events on Linux system? syslogd is responsible for tracking syst...

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10:26 PM
 
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