Top 50 Apache HTTPD Interview questions and answers
1) What do you mean by Apache Web Server? Apache web server is the HTTP web server that is open source, and it is used for hosting…
Modules in Apache Web Server
Core Modules New functions are in the form of modules. Every module has their own directives Easy to download,install and configure Define modules, use their syntaxes to…
Directory Structure of Apache Web Server
Apache HTTPD – Directory Structure CORE/common Directories conf modules htdocs logs New structure in Yum/RPM base installation conf conf.d conf.modules.d modules htdocs logs Structure in Tarball/source code…
Installation Of Apache HTTP Web Server
How many ways you can install Apache? Installation Types1.Yum Based2.RPM Based3.Source code/ Tar ball Based Apache install on Centos 7 (Yum Base) 1.Check OS version # cat…
What is LAMP Stack?
What is Stack? The term stack(derived from “solution stack”) refers to a collection of different software programs that “stack” together to create a plateform necesary to support…
Best Practices of Linux Security
User Security Password Security Securing the root account File System Security System Security User Security Avoid shared accounts Ensure each user is assigned a unique account name…
Linux Security Tools
Vulnerability Assessment with Nessus Traffic Security with Ethereal Web Proxying with Squid Vulnerability Assessment with Nessus Nessus is a vulnerability assessment tool Comes built-in with most distros…
How to Detecting and Stopping Attacks in Linux
System Auditing System Logging Network Intrusion Detection with Snort Host File Integrity with Tripwire System Auditing Auditing can track system activities to warn sysadmin of suspicious activity…
Complete Referance of Secure Networking in Linux
OpenSSH Samba NIS NFS Securing FTP and HTTP servers OpenSSH Open source version of SSH that normally comes with OpenBSD Comes with several distros or downloadable Linux…
Complete Referance of Linux Security Mechanisms
TCP Wrappers etc/hosts allow and deny inted and xinetd PAMs SELinux Unsecure Linux Utilities TCP Wrappers TCP Wrappers is built into most distros Adds IP filtering capability…
Complete Referance of Firewalls in Linux Security
Introduction to Firewalls IP Tables Dedicated Linux Firewalls Introduction to Firewalls Firewalls protect network perimeters Not total security solution, but important part of defense in depth strategy…
Complete Referance of Hardening in Linux Security
System Hardening Overview Batille Securing X-Windows Securing Linux Daemons Security patches Security Benchmarks System Hardening Overview Linux, like other operatingsystems, is not secure “out of the box”…
Complete Referance of Encryption in Linux Security
Introduction to Encryption Using GNU GPG Using SSH Hashing Utilities Using PKI Certificates in Linux Introduction to Ecryption Linux has built-in ability to encrypt files Protects files…
Complete Referance of Linux Security
Course Outline Introduction To Linux Security A Bit About Linux Current Security Problems which is more secure: Windows vs Linux? Requirements of a Secure OS Overview of…
XAMPP: Another web server is already running
Step 1: Stop the Apache Step 2: and Then Restart Apache 👉 if above command will not work in your machine then do below steps: Step 1…
How to install Git on Ubuntu/Linux.
To install Git on Linux/Ubuntu you have to Run the below commands Step 1 :- First check that your packages are updated or not : sudo apt…
How to install Linux on Windows or Virtual machine
we are going to install Linux or virtual machine on widows,let see step by step. Step:1 click this url https://www.virtualbox.org/or you can search virtualbox Step:2 Step:3 Step:4…
HOW TO: INSTALL COMPOSER ON LINUX MINT
About Composer A composer is a tool for dependency management in PHP. It allows you to declare the libraries your project depends on and it will manage…
Linux command Error- nohup:ignoring input and appending output to ‘nohup.out’
Error : When i am running below command to run start-seodaily-queue.sh file in background showing above error so let’s see how we can solve this error very…
Linux Interview Questions and Answer – Part 11
It is common for source packages to be downloaded to which directory? /src /usr/src (Ans) /home /usr/bin Using lsof which character is used to filter by host…
What is Linux? Which is the Best Source of Linux Training and Certification?
Hi Friends, If you are looking for a Career in Linux but you are not very sure if it’s the right decision, then you have landed in…
What is Octopus Deployment?
Octopus is the deployment automation server for your entire team. It designed to make easy to release and deploy applications, whether on-premises or in the cloud. Octopus…
Installing uDeploy Server 6.X in linux rhel 7.5
Install and Setup JDK 8 and JAVA HOME Install and Setup uDeploy Server 6.X How to start / Stop uDeploy server? Rajesh KumarI’m Rajesh Kumar, a DevOps,…
Do you know Container Linux (CoreOs) and Tectonic journey towards OpenShift?
The CoreOS corporation was acquired by Red Hat in May 2018 for $250 million; post-acquisition, the main enterprise Container Linux distribution, combined with Red Hat’s similar Project…
Login to linux ansible remote server enabled with LDAP using SSH?
Here is the scnario which we tried last week with Pranav Goel in order to login the Ansible remote server which is enlabe with LDAP and become…
Configuring NFS to access the files from remote Linux machine as a mount point
I have a 2Tb of storage on a linux box, and i want to use that storage as a mount point from another machine. As a root…
Linux User Management
ac Print statistics about users’ connect time. accton Turn on accounting of processes. To turn it on type “accton /var/log/pacct”. adduser Ex: adduser mark – Effect: Adds…
Disable IPv6 and Enable IPv4 in Red Hat Linux
rajeshkumar created the topic: Disable IPv6 and Enable IPv4 in Red Hat Linux Disable IPv6 and Enable IPv4 in Red Hat Linux check “disable_ipv6″ file to check…
Answer some of Linux admin questions…
scmuser created the topic: Answer some of Linux admin questions… 1. How to send an email | check email | reply email attachment using command line?? 2….
Starting sonar issues in linux
scmuser created the topic: Starting sonar issues in linux Hi, when I am starttign a sonar, I am getting following error… Any help? Starting sonar…./sonar.sh: line 490:…