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SUSE Linux – Zypper Command Examples

Zypper is command line interface in SuSE Linux which is used to  install, update, remove software, manage repositories, perform various queries, and lot more. In this article we will discuss different examples of zypper command . Syntax : # zypper [–global-opts] <command> [–command-opts] [command-arguments] The … Read more

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How to Install MariaDB in Ubuntu 20.04 LTS

MariaDB is an Open Source database Server and It is 100 % compatible  with MySQL and consider as drop-in replacement to MySQL database server. Background of MariaDB In 2008, MySQL was acquired by Sun Microsystems, which was in turn acquired by Oracle Corporation in 2010. … Read more

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12 Useful Wget Command Examples in Linux

Wget command in Linux is used to download files from the web using HTTP, HTTPS, and FTP protocols.  In other words we can say that wget is non-interactive command line downloader tool for Linux systems. It also supports downloading files through HTTP proxies. Here non-interactive … Read more

How to run Linux Commands within vi/vim editor

There are some scenarios where UNIX or Linux admin wants to run linux commands and insert the output of commands in vi editor without leaving it. This can be possible using below steps : First Go to command mode in vi editor by pressing ‘esc‘ … Read more

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11 Xargs Command Examples in Linux

xargs is a command in UNIX like System that reads items from the standard input, delimited by blanks (which can be protected with double or single quotes or a backslash) or newlines, and executes the command (default is /bin/echo) one or more times with any … Read more

20 Linux Virtualization Interview Questions and Answers

Q:1 What is Virtualization ? Ans: Virtualization is a technique for creating virtual resources (rather than the actual) such as server, storage device, network  and Operating system. Virtualization is dis-associating the tight bond between software and hardware. Q:2 What are the different types of  Virtualization … Read more

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OpenSUSE 13.1 Installation guide with Screenshots

OpenSUSE is the most widely used linux distribution. It is free / opensource which is suitable for laptops, desktops, netbooks, servers and multimedia center PCs at home or in small offices. In this article we will discuss the installation steps of OpenSUSE 13.1 along with … Read more

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How to Install MPlayer (Media Player) in Ubuntu Linux

MPlayer(Media Player) is a multimedia software in Linux like operating systems, it is used to play audio and video files from its GUI (SMPlayer) and command line. It supports a wide variety of video file formats, audio and video codecs, and subtitle types. Special input … Read more

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CentOS 7 Installation Steps with Screenshots

After the release of Red Hat Enterprise Linux 7 (RHEL 7) , CentOS community has released its latest Operating System named as CentOS 7. Some of the new features in CentOS 7 as compared with CentOS 6.X are listed below : CentOS 7 uses XFS … Read more

20 Postfix Interview Questions and Answers

Q:1 What is postfix and default port used for postfix ? Ans: Postfix is a open source MTA (Mail Transfer agent) which is used to route & deliver emails. Postfix is the alternate of widely used Sendmail MTA. Default port for postfix is 25.  Q:2 … Read more