Group-Object for categorization in PowerShell - Interactive Code Practice

Practice - 5 Tasks

1fill in blank

easy

Complete the code to group processes by their name.

PowerShell

Get-Process | Group-Object -Property [1]

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AName

BCPU

CId

DPath

Attempts:

3 left

💡 Hint

Common Mistakes

Using Id groups by process ID, which is unique for each process.

The Name property groups processes by their process name.

2fill in blank

medium

Complete the code to count how many processes are in each group.

PowerShell

Get-Process | Group-Object -Property Name | Select-Object Name, [1]

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ASize

BLength

CCount

DTotal

Attempts:

3 left

💡 Hint

Common Mistakes

Using Length or Size which do not exist on group objects.

The Count property shows how many items are in each group.

3fill in blank

hard

Fix the error in the code to group services by status.

PowerShell

Get-Service | Group-Object -Property [1]

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AStatus

BServiceName

CDisplayName

DName

Attempts:

3 left

💡 Hint

Common Mistakes

Using ServiceName groups by unique names, not status.

The Status property groups services by their running state (e.g., Running, Stopped).

4fill in blank

hard

Fill both blanks to group processes by CPU usage and select the group name and count.

PowerShell

Get-Process | Group-Object -Property [1] | Select-Object [2], Count

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ACPU

BName

Attempts:

3 left

💡 Hint

Common Mistakes

Mixing up the properties for grouping and selecting.

Group processes by CPU usage and select the Name of each group and its count.

5fill in blank

hard

Fill all three blanks to group services by status, select the group name, count, and the first service's display name.

PowerShell

Get-Service | Group-Object -Property [1] | Select-Object [2], Count, @{Name='FirstService';Expression={$_.Group[[3]].DisplayName}}

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

AStatus

BName

C0

D1

Attempts:

3 left

💡 Hint

Common Mistakes

Using wrong index for the first service or wrong property names.

Group services by Status, select the group Name, count, and the first service's display name using index 0.