What is Terminal?
A text interface to the operating system for running scripts, tools, and commands.

$ run tests → 1 error
In real work
Paste the terminal error into the agent chat so it can see the real failure.
In the illustration
Keys strike and the line '$ run tests' prints; the platen advances and the machine types back the real error line.
Give me the terminal commands in your coding agent to clone the repo, install dependencies and run the tests, in order, with what success looks like.
Try it now
The fastest way to learn a word is to use it. Open this line in the agent you already work in and watch what it does. Change the tool to the one you use.
Go further
01Practice
Make it stick
One term a day, a short quiz, and sentence practice that checks your own words.
02Verify
Prove you know it
Pass the quiz and keep it in a Skills Wallet you can share with anyone who needs proof.
03Career
Find the work that uses it
See which roles lean on this vocabulary, and what they pay in year one.





