zerotoclaude

Question 01 / 07

What is the real difference between memory (RAM) and storage (disk)?

Memory is for music files; storage is for everything else.
Memory is short-term and wiped on power off; storage is long-term and survives a power off.
Memory holds the operating system; storage holds personal files.
There's no real difference — the two words are interchangeable.

Question 02 / 07

In a path like ~/Documents/notes.txt, what does the ~ mean?

Question 03 / 07

On the web, which side of a conversation is the 'client'?

Question 04 / 07

What does it mean to 'run' a script?

The computer copies it to the cloud.
An interpreter (e.g. python, node) reads the file and follows the instructions inside.
The OS displays the file's contents in a viewer.
It gets compiled into a video for playback.

Question 05 / 07

What is an AI 'hallucination'?

When the model crashes or hangs.
Confident output that is wrong — invented functions, fabricated facts, made-up citations.
A bug in the user interface.
When you ask the same question twice and get different answers.

Question 06 / 07

What is a language model's 'context window'?

The window of time the model was trained on.
The chunk of text the model can see for one task — your messages, file contents, tool outputs.
The number of users who can talk to it simultaneously.
Its persistent memory of all past conversations.

Question 07 / 07

What makes Claude Code an 'agent' rather than just a chatbot?

It runs on faster servers.
It can take actions — read files, edit code, run commands — not just generate text.
It costs more per token.
It has a graphical interface.

Absolute Zero — the exam