Why programming automates tasks in Intro to Computing - Test Your Understanding

Practice - 5 Tasks

1fill in blank

easy

Complete the code to print a message automatically.

Intro to Computing

print([1])

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

A"Hello, world!"

Bprint

CHello, world!

Dmessage

Attempts:

3 left

💡 Hint

Common Mistakes

Forgetting quotes around the text

Using a variable name without defining it

The print function needs a string inside quotes to display text automatically.

2fill in blank

medium

Complete the code to repeat a task 3 times automatically.

Intro to Computing

for i in range([1]):
    print("Task", i + 1)

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

A3

B5

C0

D1

Attempts:

3 left

💡 Hint

Common Mistakes

Using 0 which runs no times

Using 1 which runs only once

The range(3) makes the loop run 3 times, automating the repeated task.

3fill in blank

hard

Fix the error in the code to automate adding two numbers.

Intro to Computing

result = num1 [1] num2
print(result)

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

A/

B-

C*

D+

Attempts:

3 left

💡 Hint

Common Mistakes

Using minus (-) which subtracts

Using multiply (*) or divide (/) which do other operations

The plus sign (+) adds two numbers, automating the addition task.

4fill in blank

hard

Fill both blanks to automate filtering even numbers from a list.

Intro to Computing

evens = [x for x in numbers if x [1] 2 == [2]]

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

A%

B0

C1

D==

Attempts:

3 left

💡 Hint

Common Mistakes

Using 1 instead of 0 for even check

Using == as operator instead of %

The modulus operator (%) finds the remainder. Even numbers have remainder 0 when divided by 2.

5fill in blank

hard

Fill all three blanks to automate creating a dictionary of word lengths for words longer than 3 letters.

Intro to Computing

lengths = [2]: [2] for [3] in words if len({{BLANK_4}}) > 3

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

Aword

Blen(word)

D{

Attempts:

3 left

💡 Hint

Common Mistakes

Not starting dictionary with '{'

Using wrong variable names

Not checking word length correctly

The dictionary comprehension starts with '{', uses the word as key, and its length as value for words longer than 3 letters.