All challenges
Multiple ChoiceBeginner 180s

C: free

What happens after free(ptr)?
Options
  1. 1ptr is set to NULL
  2. 2Memory is deallocated
  3. 3ptr value increases
  4. 4Nothing

Think you can answer under pressure?

Get matched and answer live questions in 3-minute 1v1 battles. Elo ranking, badge tiers and bragging rights on the line.

Play this in a 3-minute battle