ForEach loop in PowerShell - Interactive Code Practice

Practice - 5 Tasks

1fill in blank

easy

Complete the code to loop through each item in the array and print it.

PowerShell

foreach ($item [1] $array) { Write-Output $item }

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

Aof

Bon

Cin

Dat

Attempts:

3 left

💡 Hint

Common Mistakes

Using 'of' or 'on' instead of 'in' causes syntax errors.

Leaving out the keyword entirely.

The keyword in is used in PowerShell to loop through each element in a collection.

2fill in blank

medium

Complete the code to loop through numbers 1 to 5 and print each number.

PowerShell

foreach ($num [1] 1..5) { Write-Output $num }

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

Ain

Bfrom

Con

Dof

Attempts:

3 left

💡 Hint

Common Mistakes

Using 'from' or 'of' instead of 'in' causes errors.

Trying to use a comma-separated list without the range operator.

Use in to loop through a range of numbers in PowerShell.

3fill in blank

hard

Fix the error in the loop to correctly print each name in the list.

PowerShell

$names = @('Anna', 'Bob', 'Cara')
foreach ($name [1] $names) { Write-Output $name }

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

Ain

Bon

Cat

Dof

Attempts:

3 left

💡 Hint

Common Mistakes

Using 'on' or 'of' causes the loop to fail.

Forgetting the keyword entirely.

The correct keyword to iterate over a collection in PowerShell is in.

4fill in blank

hard

Fill both blanks to create a loop that prints only even numbers from 1 to 10.

PowerShell

foreach ($num [1] 1..10) { if ($num [2] 2 -eq 0) { Write-Output $num } }

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

Ain

B%

C==

D-

Attempts:

3 left

💡 Hint

Common Mistakes

Using '==' instead of '%' for checking even numbers.

Using 'on' instead of 'in' for the loop.

Use in to loop through the numbers and % (modulus) to check if the number is even.

5fill in blank

hard

Fill all three blanks to create a dictionary of word lengths for words longer than 3 characters.

PowerShell

$words = @('cat', 'house', 'tree', 'a', 'dog')
$lengths = @{}
foreach ($word [1] $words) { if ($word.Length [2] 3) { $lengths[[3]] = $word.Length } }
$lengths

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

Ain

B>

C$word

D<

Attempts:

3 left

💡 Hint

Common Mistakes

Using '<' instead of '>' for length comparison.

Using the wrong key for the dictionary.

Use in to loop through words, > to check length greater than 3, and $word as the dictionary key.