Given the following PDA start b, w → A OS a, b→ w qo 91 c, a → A 92 All of the statements below are correct regarding the above PDA except

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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Given the following PDA
start
90
b, w → A
+3+1Ⓒ
c, a → A
q1
a, b→ w
92
All of the statements below are correct regarding the above PDA except
O A. Transition from qo to q₁ pops b from the stack
B. Transitioning from q₁ to q2 nothing is pushed on the stack
C. Transitioning from q₁ to q2 pushes a on the stack
D. If the symbol b is read at q₁ the symbol w is popped from the stack
Transcribed Image Text:Given the following PDA start 90 b, w → A +3+1Ⓒ c, a → A q1 a, b→ w 92 All of the statements below are correct regarding the above PDA except O A. Transition from qo to q₁ pops b from the stack B. Transitioning from q₁ to q2 nothing is pushed on the stack C. Transitioning from q₁ to q2 pushes a on the stack D. If the symbol b is read at q₁ the symbol w is popped from the stack
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