3. Map/Reduce and related technologies. (a) Consider a web with the pages 0, 1, 2, 3. The pages have the following links: 0→1, 0→2, 2→3, 3→2. What is the PageRank of each page? Show the steps of your reasoning. (b) To the web described in part (a) we add page 4 and the following links: 0→4, 4→0, 1→4, 4→1, 2→4, 4→2, 3→4, 4→3. What is the PageRank of each page now? Show the steps of your reasoning. Give the answer as decimal numbers with two decimals.
3. Map/Reduce and related technologies. (a) Consider a web with the pages 0, 1, 2, 3. The pages have the following links: 0→1, 0→2, 2→3, 3→2. What is the PageRank of each page? Show the steps of your reasoning. (b) To the web described in part (a) we add page 4 and the following links: 0→4, 4→0, 1→4, 4→1, 2→4, 4→2, 3→4, 4→3. What is the PageRank of each page now? Show the steps of your reasoning. Give the answer as decimal numbers with two decimals.
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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3. Map/Reduce and related technologies.
(a) Consider a web with the pages 0, 1, 2, 3.
The pages have the following links: 0→1, 0→2, 2→3, 3→2.
What is the PageRank of each page? Show the steps of your
reasoning.
(b) To the web described in part (a) we add page 4 and the following
links: 0→4, 4→0, 1→4, 4→1, 2→4, 4→2, 3→4, 4→3. What is the
PageRank of each page now? Show the steps of your reasoning.
Give the answer as decimal numbers with two decimals.
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