Username/password authentication in IOT Protocols - Interactive Code Practice

Practice - 5 Tasks

1fill in blank

easy

Complete the code to set the username for authentication.

IOT Protocols

client.username_pw_set(username=[1])

Drag options to blanks, or click blank then click option'

A"admin"

B"mqtt"

C"password"

D"user123"

Attempts:

3 left

💡 Hint

Common Mistakes

Using the password instead of the username.

Using a keyword like 'mqtt' instead of a username.

The username_pw_set method sets the username for the client. Here, "user123" is the correct username to use.

2fill in blank

medium

Complete the code to set the password for authentication.

IOT Protocols

client.username_pw_set(password=[1])

Drag options to blanks, or click blank then click option'

A"user123"

B"admin"

C"pass123"

D"mqtt"

Attempts:

3 left

💡 Hint

Common Mistakes

Using the username instead of the password.

Using a keyword like 'mqtt' instead of a password.

The username_pw_set method sets the password for the client. Here, "pass123" is the correct password to use.

3fill in blank

hard

Fix the error in the code to correctly set username and password.

IOT Protocols

client.username_pw_set([1], [2])

Drag options to blanks, or click blank then click option'

A"user123", "pass123"

B"pass123", "user123"

C"user123"

D"pass123"

Attempts:

3 left

💡 Hint

Common Mistakes

Swapping username and password arguments.

Passing only one argument instead of two.

The username_pw_set method takes the username as the first argument and the password as the second. Option A correctly orders them.

4fill in blank

hard

Fill both blanks to create a dictionary with username and password keys.

IOT Protocols

credentials = {"username": [1], "password": [2]

Drag options to blanks, or click blank then click option'

A"user123"

B"pass123"

C"admin"

D"guest"

Attempts:

3 left

💡 Hint

Common Mistakes

Mixing up username and password values.

Using incorrect strings that don't represent credentials.

The dictionary keys "username" and "password" need values representing the user's login details. "user123" and "pass123" are the correct values.

5fill in blank

hard

Fill all three blanks to complete the function that sets username and password on a client.

IOT Protocols

def set_auth(client, [1], [2]):
    client.username_pw_set([3], [2])

Drag options to blanks, or click blank then click option'

Ausername

Bpassword

Duser

Attempts:

3 left

💡 Hint

Common Mistakes

Using inconsistent parameter names.

Swapping the order of username and password in the method call.

The function takes username and password as parameters. The method username_pw_set uses username first, then password.