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tAltnus vojetty private Node head; private Node current; public LinkList () { head null:} public boolean empty () { return head == null; } = current = What does the following code do? public Node remove() { if (empty()) return null; Node temp,c; c = head; while (c.next != null) temp = c; Next; } C = temp.next = null; size--; return c; a. Remove the First element in the list O b. Remove the last element in the list O C. Remove the second element in the list O d. Remove the element before the last element in the list

tAltnus vojetty private Node head; private Node current; public LinkList () { head null:} public boolean empty () { return head == null; } = current = What does the following code do? public Node remove() { if (empty()) return null; Node temp,c; c = head; while (c.next != null) temp = c; Next; } C = temp.next = null; size--; return c; a. Remove the First element in the list O b. Remove the last element in the list O C. Remove the second element in the list O d. Remove the element before the last element in the list

Database System Concepts
Database System Concepts
7th Edition
ISBN:9780078022159
Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Chapter1: Introduction
Section: Chapter Questions
Problem 1PE
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tAltnus Objetty private Node<T> head; private Node<T> current; public LinkList () { head = current = null; } public boolean empty () { return head - null; } What does the following code do? public Node remove() { if(empty()) return nul1; Node temp,c c = head; while(c.next != null) temp = c; cNext; } temp.next = null; size--; return c; O a. Remove the First element in the list O b. Remove the last element in the list O C. Remove the second element in the list o d. Remove the element before the last element in the list
Transcribed Image Text:tAltnus Objetty private Node<T> head; private Node<T> current; public LinkList () { head = current = null; } public boolean empty () { return head - null; } What does the following code do? public Node remove() { if(empty()) return nul1; Node temp,c c = head; while(c.next != null) temp = c; cNext; } temp.next = null; size--; return c; O a. Remove the First element in the list O b. Remove the last element in the list O C. Remove the second element in the list o d. Remove the element before the last element in the list
public class Node<T> extends Object { public T data; public Node<T> next; public Node () { data = null; next = null; } public Node (T val) { data = val; next = null; }} public class LinkList extends Object { private Node<T> head; private Node<T> current; public LinkList (){ head = current = null; } public boolean empty () { return head == null; } What does the fpllowing code do? public Node remove() { if (empty()) return null; Node temp,c; c = head; while(c.next != null) temp = c; c = c.Next; } temp.next = null; size--; return c;
Transcribed Image Text:public class Node<T> extends Object { public T data; public Node<T> next; public Node () { data = null; next = null; } public Node (T val) { data = val; next = null; }} public class LinkList extends Object { private Node<T> head; private Node<T> current; public LinkList (){ head = current = null; } public boolean empty () { return head == null; } What does the fpllowing code do? public Node remove() { if (empty()) return null; Node temp,c; c = head; while(c.next != null) temp = c; c = c.Next; } temp.next = null; size--; return c;
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