how to run the .sh file in linux code example

Example 1: how to execute a bash script in terminal

$ chmod +x fileName
$ ./fileName

Example 2: how to run a .sh file

./yourscript.sh

Example 3: how to run shell script

include 
#!/bin/bash (1st line inside yourfile.sh)

to run
./yourfile.sh

if you do not include that line
bash yourfile.sh

Example 4: how to execute .sh file in linux

./script-name-here.sh #Chage the "script-name-here" to the name of the .sh file.

Example 5: run sh file

sh yourfile.sh