3) 4) Suppose that we are working with linked lists that are circular, singly-linked, and have no head node. Suppose that the link field is named next. Assume L is the first node in a nonempty list, and let x be any node in this list. Which of the statements below is true if and only if X is the last node in the list? a) x =null b) x.next = null c) x.next=L d) x.next = L.next Suppose that a certain binary tree on seven nodes has in-order traversal PORSTUV and postorder traversal QRPTUVS. What is the last character in its preorder traversal ? a) R b) S c T d) U eV 3) Suppose that we are working with linked lists that are circular, singly-linked, andhave no head node. Suppose that the link field is named next. Assume L is the firstnode in a nonempty list, and let x be any node in this list. Which of the statementsbelow is true if and only if x is the last node in the list?a) x = nullb) x.next nullc) x.next = Ld) x.next = L.next%3D4) Suppose that a certain binary tree on seven nodes has in-order traversal PQRSTUVand postorder traversal QRPTUVS.What is the last character in its preorder traversal ?a) Rb) Sc) Td) Ue) V1/8

Answered: 3) 4) Suppose that we are working with…

Computer Networking: A Top-Down Approach (7th Edition)

7th Edition

ISBN:9780133594140

Author:James Kurose, Keith Ross

Publisher:James Kurose, Keith Ross

Chapter1: Computer Networks And The Internet

Section: Chapter Questions

Problem R1RQ: What is the difference between a host and an end system? List several different types of end...

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3) 4) Suppose that we are working with linked lists that are circular, singly-linked, and have no head node. Suppose that the link field is named next. Assume L is the first node in a nonempty list, and let x be any node in this list. Which of the statements below is true if and only if X is the last node in the list? a) x =null b) x.next = null c) x.next=L d) x.next = L.next Suppose that a certain binary tree on seven nodes has in-order traversal PORSTUV and postorder traversal QRPTUVS. What is the last character in its preorder traversal ? a) R b) S c T d) U eV