Check OS version in Linux
- Open terminal application (bash shell)
- For connecting to the remote server using ssh: ssh [email protected].
- Type one of the following commands to find the operating system name and version in Linux: cat /etc/os-release. lsb_release -a. hostnamectl.
- Type the following command to find the Linux kernel version: uname -r.
Find your kernel version
- Open a terminal window.
- Run the uname -r command.
- Take note of the information displayed (Figure 1).
Open a terminal program (get a command prompt) and type uname -a. This will give you your kernel version, but might not mention the distro you are using. To find out which distribution of Linux you are using (Ex. Ubuntu), try lsb_release -a or cat /etc/*release or cat /etc/issue* or cat /proc/version. Find the Linux kernel using the command uname. uname is the Linux command for getting system information. You can also use it to find out if you are using a 32-bit or 64-bit system. This means that you are running Linux kernel 4.4.0-97 or, in more generic terms, you are running Linux kernel version 4.4.Checking Apache version from WHM
- In the left menu of WHM, locate the Server Status section and click Apache Status. You can start typing “Apache” into the search menu to quickly narrow down the choices.
- The current Apache version will be displayed next to the server version on the Apache status page.
Here is a quick guide to demonstrate the use of the “java -version” command to check the current JDK version installed on your computer. 1. Open your command prompt in Windows or your terminal in *nix. In this case, the JDK “1.6.0_18” is installed on the computer.The release script
- Open a command prompt. For more information, see Opening a Command or Command Prompt (1003892).
- Navigate to the bin directory of the installation, then run this script: Windows: version.bat . Linux: version.sh.
How to determine RHEL version?
You can see the kernel version by typing uname -r . It will be 2.6.something. This is the release version of RHEL, or at least the version of RHEL from which the package providing /etc/redhat-release was installed. A file like this is probably the closest you can find; you can also check /etc/lsb-release.
How to determine Ubuntu version?
1. Checking your Ubuntu version from the terminal
How to find the Java version on Linux?
- Open a Linux command prompt.
- Enter the java -version command.
- If Java is installed on your system, you see a response Java installed. Check the version number in the message.
- If Java is not installed on your system or if the version of Java is earlier than 1.6, use YaST to install a compatible version.
How do I know which version of Linux is installed?
Check OS version in Linux
How do I know if Linux is 64-bit?
To find out if your system is 32-bit or 64-bit, type the command “uname -m” and press “Enter”. This displays only the hardware name of the machine. It indicates whether your system is running 32-bit (i686 or i386) or 64-bit (x86_64).
Is Ubuntu based on Debian?
Linux Mint is based on Ubuntu. Ubuntu is based on Debian. Thus, there are several other Linux distributions based on Ubuntu, Debian, Slackware, etc. What confuses me is what that means, i.e. one linux distribution based on another.
How do I find my Ubuntu kernel version?
- uname -a for all kernel version information, uname -r for exact kernel version.
- lsb_release -a for all Ubuntu release information, lsb_release -r for exact version.
- sudo fdisk -l for partition information with full details.
How to open a terminal in Ubuntu?
2 answers. You can either: Open the Dash by clicking on the Ubuntu icon in the top left, type “terminal” and select the Terminal app from the results that appear. Press the keyboard shortcut Ctrl – Alt + T .
How to know where Java is installed Linux?
Solaris and Linux
How to know if JDK is installed on Linux?
1) Go to Control Panel -> Programs and Features and check if Java/JDK is listed there. 2) Open command prompt and type java -version. If you get the version information, Java is installed correctly and PATH is also set correctly. 3) Go to Start menu–>System–>Advanced–>Environment Variables.
What version of Java is installed on Ubuntu?
How to Find Java Version on Ubuntu 16.04 LTS (Linux)
- Open a Linux terminal (command prompt).
- Enter the java -version command. If you have Java installed on your Ubuntu 16.04 LTS system, you will see a Java version installed in response. The second way to find the Java version is by using which command. Open the terminal and give the following command.
What is the latest version of Linux?
Here is the list of top 10 Linux distros to free download the latest version of Linux OS with links to Linux documentation and homepages.
What version of Ubuntu do I have?
Open your terminal either by using the keyboard shortcut Ctrl+Alt+T or by clicking on the terminal icon. Use the lsb_release -a command to display the Ubuntu release. Your Ubuntu version will be displayed in the Description line. As you can see from the output above, I’m using Ubuntu 18.04 LTS.
How to find the Centos version?
How to Check CentOS Version
- Check the CentOS/RHEL operating system update level. The 4 files below provide the update version of CentOS/Redhat operating system. /etc/centos-release.
- Check the running kernel version. You can find out the CentOS kernel version and architecture you are using with the uname command. Do “man uname” for more details on the uname command.
How do I know which processor I have in Linux?
There are many commands on Linux to get these processor hardware details, and here is a brief overview of some of the commands.
What is Linux x86?
x86 is a 32-bit instruction set, x86_64 is a 64-bit instruction set, the difference is simple architecture. In case of Windows OS, you’d better use x86/32bit version for compatibility issues. in the case of Linux, you won’t be able to use 64-bit software if the OS doesn’t have the long mode flag.
How to install Arduino on Linux?
Install Arduino IDE 1.8.2 on Linux
- Step 1: Download the Arduino IDE. Go to www.arduino.cc => Software and download the package that matches your system.
- Step 2: Extract. Navigate to your downloads directory and right click on the downloaded arduino-1.8.2-linux64.tar.xz file or whatever your file name is.
- Step 3: Open Terminal.
- Step 4: Installation.
How to open a terminal in Linux?
Method 1 using keyboard shortcuts
How to open a file in a Linux terminal?
Part 3 Using Vim
- Type vi filename.txt in Terminal.
- Press Enter .
- Press the i key on your computer.
- Enter the text of your document.
- Press the Esc key.
- Type :w in Terminal and press Enter .
- Type :q in Terminal and press ↵ Enter .
- Reopen the file from the Terminal window.
How to open a folder in Ubuntu?
Opening a Folder In the Command Line (Terminal) The Ubuntu command line, Terminal is also a non-UI based approach to accessing your folders. You can open the Terminal app through the system Dash or the shortcut Ctrl+Alt+T.
Where is my JDK installed?
To install JDK software and set JAVA_HOME on a Windows system
What is the difference between JDK and JRE?
It also includes browser plug-ins for running the applet. JDK is an abstract machine. It is a specification that provides a runtime environment in which Java bytecode can be executed. The difference between JDK and JRE is that JDK is the software development kit for Java while JRE is where you run your programs.
How to set JDK location in Netbeans?
Open the netbeans.conf file located in the netbeans/etc directory in a text editor. Enter the location of a compatible JDK installation for the netbeans_jdkhome option. The default location in Windows is C:Program FilesJavajdk1.8.0 or similar.
How to know if JDK is installed on Ubuntu?
You either need to login as root or get root permissions after login via su or sudo command.
- Check if JDK is already installed. To check if Java Development Kit is installed on the computer, follow these steps. Run the following command:
- Install the Java Development Kit (JDK) for Ubuntu, Debian.
How to know if Maven is installed on Linux?
How to install Maven on Ubuntu?
Is Java installed on Ubuntu?
How to install Java (the default JDK) on Ubuntu using apt-get. By installing the JDK (Java Development Kit), you will also install the JRE (Java Runtime Environment). This is the OpenJDK package which is an open source implementation of Java.
Photo in “Flickr” article https://www.flickr.com/photos/felipesanches/351232045