Consider the link structure of 6 websites in the diagram attached a ) What is the hyperlink matrix, H, used in PageRank? b) Identify the dangling node(s). How would it affect PageRank scores? c) What is the Google matrix, G, with α=0.9?

Database System Concepts
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ISBN:9780078022159
Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
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Chapter1: Introduction
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Consider the link structure of 6 websites in the diagram  attached 

a )  What is the hyperlink matrix, H, used in PageRank?

b)  Identify the dangling node(s). How would it affect PageRank scores?

c) What is the Google matrix, G, with α=0.9?

d) Compute the PageRank scores for two iterations (the initial values are 1/6).

e) What is the adjacency matrix, L, used in the HITS algorithm

f)  Compute the authority and hub scores for one iteration (the initial values are
1’s).

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