Why operators perform comparisons and logic in PowerShell - Test Your Understanding

Practice - 5 Tasks

1fill in blank

easy

Complete the code to check if the number is equal to 10.

PowerShell

if ($number [1] 10) { Write-Output "Equal" }

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

A-gt

B-eq

C-lt

D-ne

Attempts:

3 left

💡 Hint

Common Mistakes

Using -ne instead of -eq

Using -lt or -gt which check less or greater than

The -eq operator checks if two values are equal in PowerShell.

2fill in blank

medium

Complete the code to check if the value is less than 5.

PowerShell

if ($value [1] 5) { Write-Output "Less than 5" }

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

A-eq

B-ge

C-lt

D-ne

Attempts:

3 left

💡 Hint

Common Mistakes

Using -ge which means greater or equal

Using -eq which means equal

The -lt operator means 'less than' in PowerShell.

3fill in blank

hard

Fix the error in the code to check if $a is not equal to $b.

PowerShell

if ($a [1] $b) { Write-Output "Not equal" }

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

A-eq

B-gt

C-lt

D-ne

Attempts:

3 left

💡 Hint

Common Mistakes

Using -eq which means equal

Using -lt or -gt which check less or greater than

The -ne operator means 'not equal' in PowerShell.

4fill in blank

hard

Fill both blanks to check if $x is greater than 5 and less than 10.

PowerShell

if (($x [1] 5) -and ($x [2] 10)) { Write-Output "Between 5 and 10" }

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

A-gt

B-lt

C-eq

D-ne

Attempts:

3 left

💡 Hint

Common Mistakes

Using -eq or -ne instead of comparison operators

Mixing up greater and less than

-gt means greater than, and -lt means less than. Together they check if $x is between 5 and 10.

5fill in blank

hard

Fill all three blanks to create a dictionary with keys as uppercase words and values as their lengths if length is greater than 3.

PowerShell

$result = @{}; foreach ($word in $words) { if (([1] = $word.ToUpper()) -and ($word.Length [2] 3)) { $result[[3]] = $word.Length } }

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

A$key

B-gt

C$word

D$word.ToUpper()

Attempts:

3 left

💡 Hint

Common Mistakes

Using $word instead of uppercase for key

Using -lt instead of -gt

Using $word instead of $key as dictionary key

We assign the uppercase word to $key (blank 1), check if length is greater than 3 (blank 2), and use $key as the dictionary key (blank 3).