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  1. or download this
    print STDERR `"echo hello"`;
  2. or download this
    hello
  3. or download this
    C:\>"echo hello"
  4. or download this
    '"echo hello"' is not recognized as an internal or external command, o
+perable program or batch file.
  5. or download this
    print STDERR `"My Echo.pl"`;
print STDERR `"My Echo (v1).pl"`;
  6. or download this
    echo
'My' is not recognized as an internal or external command, operable pr
+ogram or batch file.
  7. or download this
    C:\>cmd/c "My Echo.pl"
echo
...
C:\>cmd/c "My Echo (v1).pl"
'My' is not recognized as an internal or external command,
operable program or batch file.