... when executing the script ( interactive)Commands :readselect The Saigon CTT The Linux Shell The Linux Shell Shells : Bourne (sh), Bourne Again (bash) , Korn (ksh), C shell (csh, tcsh)Programs ... –l`# echo $VAR1 65 The Saigon CTT The Linux Shell The Linux Shell Shells : Bourne (sh), Bourne Again (bash) , Korn (ksh), C shell (csh, tcsh)Programs start from command line have separate ... The Saigon CTT ObjectivesObjectives Identify differrent Linux shell environments Understand the redirection of input Understand and utilize command substitution Write and...