1. Que can be used as a relative pronoun, conjunction, or to connect phrases and clauses. It translates to words like "that", "which", or "who". Para expresses purpose, direction, time, or opinion and often translates to "in order to" or "by".
2. Examples of que include "la mujer que corre" (the woman who runs) and "No sabía que tuvieras hermanos" (I didn't know that you had brothers).
3. Qué with an accent mark is used in questions like "¿Qué es un carro?" (What is a car?)