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In a singly linked list, how do you insert a new node at the beginning?

Practice Questions

Q1
In a singly linked list, how do you insert a new node at the beginning?
  1. Create a new node and point it to the head
  2. Point the head to the new node
  3. Insert at the end
  4. None of the above

Questions & Step-by-Step Solutions

In a singly linked list, how do you insert a new node at the beginning?
  • Step 1: Create a new node with the desired value.
  • Step 2: Set the new node's next pointer to the current head of the linked list.
  • Step 3: Update the head of the linked list to point to the new node.
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