Currently, popular shells include bash, ksh, and csh.

Currently, the popular Shell types include bash, ksh, and csh-general Linux technology-Linux technology and application information. For more information, see the following. Bash is the default Shell used in Linux. It is jointly completed by Brian Fox and Chet Ramey. It is short for Bourne Again Shell and has a total of 40 internal commands. Linux uses it as the default Shell because it has the following features:

(1) You can use a function similar to doskey under DOS, and use the up and down arrow keys to view and quickly enter and modify commands.

(2) The command starting with a string is automatically provided by searching for matching.

(3) It includes its own help function. You only need to enter help at the prompt to get the help.

Ksh is short for the Korn Shell. It is written by Eric Gisin and contains 42 Internal commands. The biggest advantage of this Shell is that it is almost completely compatible with the commercial release version ksh, so that you can try the performance of the commercial version without spending money to buy the commercial version.

Csh is a large Linux kernel. It is compiled by a total of 47 authors represented by William Joy and contains 52 Internal commands. This Shell actually points to a Shell like/bin/tcsh, that is, csh is actually tcsh.