i cannot understand data structures

Question

woodrow73 · Answer

*don't   -- not can't.     And, I don't think I understand them myself.. or at least I don't understand what that term encompasses.

p0sitr0n · Answer

Stack -> first in last out
Queue -> first in first out
Priority Queue -> first in first out unless lower priority
Binary Trees -> Parent node -> left child / right child
Binary Search Trees -> Binary Tree but such that leftchild.key < parent.key, rightchild.key > parent.key
Heaps -> Binary Trees but such that children >= parent
hashmaps -> Stores pairs key : value
Linked Lists -> Node : value + pointer to next node
Double Linked Lists -> Node: value + pointer to next and previous node

e.mccormick · Answer

What part of data structures is giving you trouble?  Do you know what the two word mean by themselves?  What is data?  What is a structure?  I mean in general.  Because if we know what these words mean to you then it is easier to realte their computer meaning to you.