0 we are given the following attribute grammar. S E (S.x = E.v* 2, Et = 10) E-Ea (Eg.v=1+E₁.v, E₁.t=Eo.t+1) E-Eb (Eg.v=3+E₁.v, E₁.t-Et+1) E-Ec (Eo.v=2+ E₁.v. E₁.t=Eo.t+1) E-E (E.v=Et + 2) What is the value of S.x in the annotated parse tree for the input "cba"? Select one: a.38 b.36 c.40 d.32 e.42

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
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we are given the following attribute
grammar.
S E
(S.x = E.v* 2,
Et = 10)
E-Ea
(Eg.v=1+E₁.v,
E₁.t=Eo.t+1)
E-Eb
(Eg.v=3+E₁.v, E₁.t-Et+1)
E-Ec
(E.V=2+ E₁.V.
E₁.t=Eo.t+1)
E-E
(E.v=Et + 2)
What is the value of S.x in the annotated parse tree for the input "c ba"?
Select one:
a.38
b.36
c.40
d.32
e.42
Transcribed Image Text:0 we are given the following attribute grammar. S E (S.x = E.v* 2, Et = 10) E-Ea (Eg.v=1+E₁.v, E₁.t=Eo.t+1) E-Eb (Eg.v=3+E₁.v, E₁.t-Et+1) E-Ec (E.V=2+ E₁.V. E₁.t=Eo.t+1) E-E (E.v=Et + 2) What is the value of S.x in the annotated parse tree for the input "c ba"? Select one: a.38 b.36 c.40 d.32 e.42
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