01. Python. List all variables along with the program units where they are declared, that are visible in the bodies of sub1, sub2, sub3, asume static scoping is used. x=1; y=3; z=5; def sub1(): a=7; y=9; z=11; def sub2(): global x; a=13; x=15; w=17; def sub3(); nonlocal a; a=19; b=21; z=23;

In what many forms may information be exchanged? Could you give me an example of what you mean?

Free speech on the Internet has expanded. Hateful remarks are spread on Twitter and Facebook by individuals and organisations. Given its medium, should online speech be unrestricted? Is internet hate speech regulated?

The existence of insects begs the question, why? So where does a bug get in there? Please provide some examples.

This is due to the exponential growth in computing power over the last several decades. How can we demonstrate that computer use in classrooms has increased over the previous couple decades?