Answered: def list_demo () : my_list = [64,…

Database System Concepts

7th Edition

ISBN:9780078022159

Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan

Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan

Chapter1: Introduction

Section: Chapter Questions

Problem 1PE

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Question

1. LIST (the values are represented in [ ]).

Step 1.

Predict the output of this code. Write down what each line does. Make sure you number each line with your answer. Don’t worry about making mistakes, it is part of the learning process. Don’t run the code yet.

Step 2.

Type the code into a file named task01.py. Run the code. Attach a screenshot of your code and answer.

Step 3.

Explain any discrepancies between your predictions and the actual output. Write down where you made the mistakes and what you understood after obtaining the answer. Number the lines where the mistakes are made with your reasoning.

NOTE:

i need all declearation and write proper Explain .

Study this code:

def list_demo () :
my_list = [64, 'hello', 105.7, '', [0,1,2], False]
print('la. ', my_list[2:4])
print('lb. ', my_list[4] [2])
my_list[3] = True
print('lc. ', my_list)
print('1d. ', my_list[-1])
my_list.append (True)
print('le. ', len(my_list))
print('lf. ', my_list[4:6] + ['2014/11/06', 5])
my_list.extend (' 2014/11/06'.split('/'))
print('1g. ',
my_list = my_list + [105.7, False, list('abc'), '"]
my_list.remove(105.7)
print('lh. ', my_list)
print('li. ', len(my_list))
print('lj. ', my_list.index(True))
%3D
len (my_list))

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