The tasks include creating strings using defined alphabets, and performing simple string operations.

Instructions:

Creating Strings:

Using alphabet $\backslash$Sigma $1=\{0,1\},$ create three different strings, each of length $4.$

Using alphabet $\backslash$Sigma $2($the English alphabet$),$ create a word of your choice and note its length.

Basic String Operations:

For one of the strings created from $\backslash$Sigma $1,$ find and write its reverse.

Identify and list all substrings of the word created from $\backslash$Sigma $2($including the empty string$).$