ubuntu version check bash

Check Ubuntu version in Linux

1. Open the terminal application (bash shell) by pressing Ctrl+Alt+T.
2. For remote server login using the ssh: ssh user@server-name.
3. Type any one of the following command to find os name and version in Ubuntu: cat /etc/os-release. lsb_release -a. ...
4. Type the following command to find Ubuntu Linux kernel version: uname -r.

1. How do I know which Ubuntu version I have?
2. What bash version do I have?
3. How do I know if bash is installed?
4. What is bash command in Ubuntu?
5. Which Ubuntu version is best?
6. How do I find the Linux OS version?
7. What's the difference between Bash and Shell?
8. How do I know bash or zsh?
9. Is zsh better than bash?
10. How do I know if JQ is installed on Linux?
11. How do I find my default shell in Linux?
12. How check installed packages in Linux?

How do I know which Ubuntu version I have?

Checking the Ubuntu version in the terminal

1. Open the terminal using “Show Applications” or use the keyboard shortcut [Ctrl] + [Alt] + [T].
2. Type the command “lsb_release -a” into the command line and press enter.
3. The terminal shows the Ubuntu version you're running under “Description” and “Release”.

What bash version do I have?

Current Status. The current version of bash is bash-5.1. (GPG signature). A downloadable tar file of the current version with all official patches applied is available from the GNU git repository.

How do I know if bash is installed?

To check if something is installed, you can do: checkBin <the_command> || errorMessage "This tool requires <the_command>. Install it please, and then run this tool again." The executable check is needed because bash returns a non-executable file if no executable file with that name is found in $PATH .

What is bash command in Ubuntu?

Bash is an sh-compatible command language interpreter that executes commands read from the standard input or from a file. Bash also incorporates useful features from the Korn and C shells (ksh and csh). ... Bash can be configured to be POSIX- conformant by default.

Which Ubuntu version is best?

10 Best Ubuntu-based Linux Distributions

• Zorin OS. ...
• POP! OS. ...
• LXLE. ...
• Kubuntu. ...
• Lubuntu. ...
• Xubuntu. ...
• Ubuntu Budgie. As you might have guessed it, Ubuntu Budgie is a fusion of the traditional Ubuntu distribution with the innovative and sleek budgie desktop. ...
• KDE Neon. We earlier featured KDE Neon on an article about the best Linux distros for KDE Plasma 5.

How do I find the Linux OS version?

Check os version in Linux

1. Open the terminal application (bash shell)
2. For remote server login using the ssh: ssh user@server-name.
3. Type any one of the following command to find os name and version in Linux: cat /etc/os-release. lsb_release -a. hostnamectl.
4. Type the following command to find Linux kernel version: uname -r.

What's the difference between Bash and Shell?

Shell is an interface between a user and OS to access to an operating system's services. It can be either GUI or CLI (Command Line interface). sh (Bourne shell) is a shell command-line interpreter, for Unix/Unix-like operating systems. ... Bash (Bourne again shell) is a shell replacement for the Bourne shell.

How do I know bash or zsh?

Update your Terminal preferences to open the shell with the command /bin/bash , as shown in the screenshot above. Quit and restart Terminal. You should see "hello from bash", but if you run echo $SHELL , you will see /bin/zsh .

Is zsh better than bash?

It has many features like Bash but some features of Zsh make it better and improved than Bash, such as spelling correction, cd automation, better theme, and plugin support, etc. Linux users don't need to install the Bash shell because it is installed by default with Linux distribution.

How do I know if JQ is installed on Linux?

1. b) Using whereis command. The 'whereis' command is used to search the binary, source, and man page files for a given command. If the following output shows the location of a given package binary or executable file, the given package is already installed on the system.

How do I find my default shell in Linux?

cat /etc/shells – List pathnames of valid login shells currently installed. grep "^$USER" /etc/passwd – Print the default shell name. The default shell runs when you open a terminal window. chsh -s /bin/ksh – Change the shell used from /bin/bash (default) to /bin/ksh for your account.

How check installed packages in Linux?

The procedure is as follows to list installed packages:

1. Open the terminal app.
2. For remote server log in using the ssh command: ssh user@centos-linux-server-IP-here.
3. Show information about all installed packages on CentOS, run: sudo yum list installed.
4. To count all installed packages run: sudo yum list installed | wc -l.