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20 50 90 150 175 200 A. 200. 175. 150, 90, 50, 20

20 50 90 150 175 200 A. 200. 175. 150, 90, 50, 20

Computer Networking: A Top-Down Approach (7th Edition)
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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Which of the following is the postorder traversal of the tree below?

   

  A.

200, 175, 150, 90, 50, 20
  B.

20, 50, 90, 150, 175, 200
The image displays a linked structure of circles, each containing a number. This resembles a singly linked list, a common data structure in computer science. Here's a detailed breakdown: **Diagram Description:** - The diagram consists of a series of circles (nodes) connected by lines. Starting from the top, each circle contains a number, indicating the value of that node. The connections between the circles show the direction of the list. **Nodes and Values:** 1. Node 1: 20 2. Node 2: 50 3. Node 3: 90 4. Node 4: 150 5. Node 5: 175 6. Node 6: 200 The notation beneath the diagram, "A. 200, 175, 150, 90, 50, 20," suggests an order, possibly indicating a reverse traversal of the linked list, starting from the last node and going back to the first. This structure is often used to teach concepts of lists and pointers within the realm of computer science and programming.
Transcribed Image Text:The image displays a linked structure of circles, each containing a number. This resembles a singly linked list, a common data structure in computer science. Here's a detailed breakdown: **Diagram Description:** - The diagram consists of a series of circles (nodes) connected by lines. Starting from the top, each circle contains a number, indicating the value of that node. The connections between the circles show the direction of the list. **Nodes and Values:** 1. Node 1: 20 2. Node 2: 50 3. Node 3: 90 4. Node 4: 150 5. Node 5: 175 6. Node 6: 200 The notation beneath the diagram, "A. 200, 175, 150, 90, 50, 20," suggests an order, possibly indicating a reverse traversal of the linked list, starting from the last node and going back to the first. This structure is often used to teach concepts of lists and pointers within the realm of computer science and programming.
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