PowerShell on macOS - Cheat Sheet & Quick Revision

Recall & Review

beginner

What is PowerShell on macOS?

PowerShell on macOS is a cross-platform command-line shell and scripting language that runs on macOS, allowing users to automate tasks and manage systems using PowerShell commands.

beginner

How do you install PowerShell on macOS?

You can install PowerShell on macOS using Homebrew with the command: brew install --cask powershell. After installation, start it by typing pwsh in the Terminal.

beginner

How do you start PowerShell on macOS after installation?

Open the Terminal app and type pwsh, then press Enter. This launches the PowerShell environment on macOS.

intermediate

Can PowerShell scripts written on Windows run on macOS without changes?

Many PowerShell scripts can run on macOS without changes, but scripts that use Windows-specific features or paths may need adjustments to work on macOS.

beginner

What is a simple PowerShell command to list files in the current directory on macOS?

Use Get-ChildItem or its alias ls to list files and folders in the current directory.

Which command installs PowerShell on macOS using Homebrew?

A brew install --cask powershell

B apt-get install powershell

C yum install powershell

D choco install powershell

Homebrew is the package manager for macOS, and the correct command to install PowerShell is brew install --cask powershell.

How do you start PowerShell in macOS Terminal after installation?

A powershell

B pwsh

C ps

D shell

The command to start PowerShell on macOS is pwsh.

Which command lists files in the current directory in PowerShell on macOS?

A dir

B ls

C Get-ChildItem

D Both B and D

Both ls and Get-ChildItem list files in the current directory in PowerShell.

What might cause a PowerShell script to fail when moved from Windows to macOS?

A Using variables

B Using PowerShell cmdlets

C Using Windows-specific paths or commands

D Using comments

Scripts using Windows-specific paths or commands may not work on macOS without changes.

Is PowerShell on macOS open source and cross-platform?

A Yes, it is open source and runs on multiple platforms

B No, it only runs on Windows

C It is open source but only runs on Windows

D It is proprietary and macOS only

PowerShell is open source and designed to run on Windows, macOS, and Linux.

Explain how to install and start PowerShell on macOS.

Think about the package manager on macOS and the command to launch PowerShell.

Describe one challenge when running PowerShell scripts from Windows on macOS and how to address it.

Consider differences in file paths and system commands.