5.04-1. Bellman Ford Algorithm (1, part 1). Consider the scenario shown below, where at t=1, node e receives distance vectors from neighboring nodes d. b, h and f. The (old) distance vector at e (the node at the center of the network) is also shown, before receiving the new distance vector from its neighbors. Indicate which of the components of new distance vector at e below have a value of 1 after e has received the distance vectors from its neighbors and updated its own distance vector. [Note You can find more examples of problems similar to this here) DV in b: D,(a) = 8 Do(f) = 00 D.(c) = 1 Dolg) = 0 Do(d) = 00 Do(h) = 00 D,(e) = 1 Do(i) = ∞ old DV at e at t=1 e receives DVs from b, d, f, h DV in e: %3D DV in d: 0 = (e)°a Delb) = 1 Delc) = 00 Deld) = 1 Dele) = 0 De(f) = 1 Delg) = Delh) = 1 Deli) = 0 Dala) = 1 Da(b) = 00 Dalc) = 00 a. %3! 8 1 0= (P)°a Dale) = 1 Dalf) = 00 Ddg) = 1 Da(h) = 0 Q: what is new DV computed in e at %3D t=1? = 00 00 compute- 1 f- DV in f: 1 DV in h: Dn(a) = 00 Dn(b) = 00 Dn(c) = 00 Dn(d) = 00 Dn(e) = 1 D(f) = 00 D(g) = 1 Dn(h) = 0 Dn(i) = 1 D{a) = 00 DAb) = DẠC): D(d) = 0 D{e) = 1 DAf) = 0 DAg) = 00 DAh) = 00 DAi) = 1 = 00 = 00 1 1 %3! %3D %3D g. 1 1 O De(a) O De(b) O Delc) O Deld) De(f) O Delg) O Deh) O De0)
5.04-1. Bellman Ford Algorithm (1, part 1). Consider the scenario shown below, where at t=1, node e receives distance vectors from neighboring nodes d. b, h and f. The (old) distance vector at e (the node at the center of the network) is also shown, before receiving the new distance vector from its neighbors. Indicate which of the components of new distance vector at e below have a value of 1 after e has received the distance vectors from its neighbors and updated its own distance vector. [Note You can find more examples of problems similar to this here) DV in b: D,(a) = 8 Do(f) = 00 D.(c) = 1 Dolg) = 0 Do(d) = 00 Do(h) = 00 D,(e) = 1 Do(i) = ∞ old DV at e at t=1 e receives DVs from b, d, f, h DV in e: %3D DV in d: 0 = (e)°a Delb) = 1 Delc) = 00 Deld) = 1 Dele) = 0 De(f) = 1 Delg) = Delh) = 1 Deli) = 0 Dala) = 1 Da(b) = 00 Dalc) = 00 a. %3! 8 1 0= (P)°a Dale) = 1 Dalf) = 00 Ddg) = 1 Da(h) = 0 Q: what is new DV computed in e at %3D t=1? = 00 00 compute- 1 f- DV in f: 1 DV in h: Dn(a) = 00 Dn(b) = 00 Dn(c) = 00 Dn(d) = 00 Dn(e) = 1 D(f) = 00 D(g) = 1 Dn(h) = 0 Dn(i) = 1 D{a) = 00 DAb) = DẠC): D(d) = 0 D{e) = 1 DAf) = 0 DAg) = 00 DAh) = 00 DAi) = 1 = 00 = 00 1 1 %3! %3D %3D g. 1 1 O De(a) O De(b) O Delc) O Deld) De(f) O Delg) O Deh) O De0)
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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Question
Transcribed Image Text:5.04-1. Bellman Ford Algorithm (1, part 1). Consider the scenario shown below, where at t=1, node e receives distance vectors from neighboring
nodes d, b, h and f. The (old) distance vector at e (the node at the center of the network) is also shown, before receiving the new distance vector from
its neighbors. Indicate which of the components of new distance vector at e below have a value of 1 after e has received the distance vectors from its
neighbors and updated its own distance vector. [Note: You can find more examples of problems similar to this here.
DV in b:
D,(a) = 8 Do(f) = 00
Do(c) = 1 Do(g) = 00
Do(d) = 00 Do(h) = 00
Dole) = 1 D,li) = 00
old DV at e
at t=1 e receives
DV in e:
%3D
DV in d:
DVs from b, d, f, h
Dala) = 1
Da(b) =
Dalc) =
Dald) = 0
Dale) = 1
Df) = 00
Dalg) = 1
Da(h) = 00
Dali) = 00
Dela) = 0
De(b) = 1
Delc) = 00
Deld) = 1
Dele) = 0
Delf) = 1
Delg =
De(h) = 1
Deli) = 00
= 00
a.
= 00
8
1
Q: what is new Dv computed in e at
%3D
%3!
1
t=1?
= 00
%3D
d.
compute-
1
f
DV in f:
DV in h:
Dn(a) = 00
Dn(b) = 00
Dn(c):
Dn(d) = 0
Dn(e) = 1
Dn(f) = 00
Drlg) = 1
Dn(h) = 0
Dnli) = 1
D{a) = 00
D{b) =
DẠC)
D(d) = 00
Dle) = 1
D{f) = 0
D(g) = 00
D{h) = 00
D(i) = 1
= 00
= 00
= 00
1
1
g-
%3D
%3D
Dela)
De(b)
De(c)
O De(d)
Delf)
O Delg)
De(h)
Del)
1.
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