1a. The language accepted by the final-state PDA shown in Fig. 1 below is:1b. The language accepted by the final-state PDA shown in Fig. 2 below is:1c. The language accepted by the following final-state PDA is: b,bb,Xpush(b)' push(b)Xa,aa,Xpush(a)' push(a)a, Xpush(a)b, apopa, bpopb,Xpush(b)a, bpop13b, apopb, ab, Xa, apop 'push(b) 'push(a)A, XnopA, Xnopa, ba, Xb, bpop' push(a) 'push(b)2 Xb, apopa,aaxpush(a)' push(a)1А,ХnopFig. 1b, apopА, Хnop2Xb,bb,Xpush(b)' push(b)0a, bpopA, Xnop3Fig. 2A,Xnopa, bpop2

The diagrams you've provided are representations of pushdown automata (PDA), which are computational…

b,b b,X push(b)' push(b) X a,a a,X push(a)' push(a) a, X push(a) b, a pop a, b pop b,X push(b) a, b pop 1 3 b, a pop b, a b, X a, a pop 'push(b) 'push(a) A, X nop A, X nop a, b a, X b, b pop' push(a) 'push(b) 2 X b, a pop a,a ax push(a)' push(a) 1 А,Х nop Fig. 1 b, a pop А, Х nop 2 X b,b b,X push(b)' push(b) 0 a, b pop A, X nop 3 Fig. 2 A,X nop a, b pop 2

b,b b,X push(b)' push(b) X a,a a,X push(a)' push(a) a, X push(a) b, a pop a, b pop b,X push(b) a, b pop 1 3 b, a pop b, a b, X a, a pop 'push(b) 'push(a) A, X nop A, X nop a, b a, X b, b pop' push(a) 'push(b) 2 X b, a pop a,a ax push(a)' push(a) 1 А,Х nop Fig. 1 b, a pop А, Х nop 2 X b,b b,X push(b)' push(b) 0 a, b pop A, X nop 3 Fig. 2 A,X nop a, b pop 2

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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