How to check all the currently running services in Linux
To find the status of any single service ``` # service vsftpd status vsftpd (pid 5909) is running... ``` To get the status of all the running services ``` #
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What are the s and k scripts in the etc rcx.d directories?
To understand this you need to have a brief knowledge on the booting procedure of Linux machine. Running all the scripts under /etc/rc.d is the last step of successful booting
How to auto start service after reboot in Red Hat Linux?
You can run the below command to auto start the service after reboot ``` # chkconfig service_name on ``` But the above command will enable the service only for the
What is Virtual memory, paging and swap space ?
### Swapping A process normally runs on physical memory where the memory is divided into sets of pages. A page is a 4kb area of memory and is the basic
Interview Questions on Linux Servers with Answers
**How can you create a password less connection between multiple Linux machine?** * To create a password less authentication we need to use RSA or DSA key authentication. * RSA
What is the difference between DNS A record and CNAME record ?
### A record * It is the Address records also known as host records * Points to the IP address reflecting the domain * Used for forward lookup of any
Tutorial for SYSLOG with Examples in Red Hat Linux
I have written another article with [step by step instructions to redirect specific messages to different a log file]({{< relref "how-to-redirect-specific-log-messages/index.md" >}}) from /var/log/messages so that your messages file is not filled up
Linux Interview General Questions with Answers
**Explain in detail the Linux booting procedure** * When a Linux machine is powered on BIOS loads up first. It will prompt you to select boot device which can be
Interview Questions on Linux Permissions with Answers
## 1.What is the difference between SUID and SGID? [Understanding special permission SUID]({{< relref "understanding-special-permission-suid/index.md" >}}) [Understanding special permission SGID]({{< relref "understanding-special-permission-sgid/index.md" >}}) ## 2. What is Sticky Bit permission? [Understanding special permission Sticky Bit](https://www.golinuxcloud.com/apply-set-unix-linux-sticky-bit-with-examples/) ##
Interview Questions on Linux Networking with Answers
### 1. How do you perform NIC teaming? For more details: [Step by Step Guide to configure NIC Teaming in Linux](https://www.golinuxcloud.com/how-to-configure-nic-teaming-in-centos-7/ "Step by Step Guide to configure NIC Teaming in