venture of iit bombay vjti alumni print str prints complete string print str[ prints first character of the string print str[ : prints characters starting from rd to th print str[ :prints string starting from rd character print str prints string two times print str "testprints concatenated string this will produce the following result hello worldh llo llo worldhello world!hello worldhello world!test python lists lists are the most versatile of python' compound data types list contains items separated by commas and enclosed within square brackets ([]to some extent