Question 1

Complete the text below.

When a request requires additional parameters in the URI (Uniform Resource Identifier), they are typically appended to the URI as key-value pairs. Multiple parameters are separated from each other using the _____ symbol.

Options :

A : #

B : &

C : space

D : +

Answer: B

Question 2

Suppose you have the following request:

import requests

reply = requests.get('http://python.org:80')

How can you access the headers and content-type information?

Options :

A : reply.headers['Server']

B : reply.headers['Text']

C :

reply.headers['Connection']

D : reply.headers['Content-Type']

Answer: D

Question 3

Decorators can be used... (select 2)

Options :

A : to speed up the execution of a function.

B : to validate arguments.

C : to change the Python version.

D : to record log messages.

Answer: B,D

Question 4

Suppose you have the following Tkinter code snippet:

1. import tkinter as tk

2.

3. def change_color(event):

4. event.widget.configure(bg="red")

5.

6. root = tk.Tk()

7. label = tk.Label(root, text="Click me!")

8. label.bind("", change_color)

9. label.pack()

10.

11. root.mainloop()

What will happen when you click on the label?

Options :

A : The label-s background color will change to red.

B : The label will disappear from the window.

C : The label-s text will change to "Click me!"

D : The label-s font size will increase.

Answer: A

Question 5

Python knows what to do when the interpreter spots the ** operator between two objects - it looks for the magic method responsible for the called function or operator in order to apply it to the operands (objects). In fact, the following snippet of code:

var1 = 2

var2 = 4

result = var1 ** var2

is translated to:

Options :

A :

var1 = 2

var2 = 4

result = var1.__power__(var2)

B :

var1 = 2

var2 = 4

result = var1._pow_(var2)

C :

var1 = 2

var2 = 4

result = var1.pow(var2)

D :

var1 = 2

var2 = 4

result = var1.__pow__(var2)

Answer: D