6. 10. Using the grammar of Example 3.2 (pictured), draw a parse tree of these statements: EXAMPLE 3.2 A Grammar for Simple Assignment Statements → → A| B|C + | * a) B= C✶ (A* C + B) b) A A (B+ (C)) c) C B + A*C | ( ) | Describe in English, the language defined by the following grammar: → a | a → b | b > c | C 12. Consider the following grammar: a c | | b |ε | C →d | Which of the following sentences are in the language generated by this grammar? a) abcd b) acccbd c) acccbcc d) acd e) accc

6. 10. Using the grammar of Example 3.2 (pictured), draw a parse tree of these statements: EXAMPLE 3.2 A Grammar for Simple Assignment Statements → → A| B|C + | * a) B= C✶ (A* C + B) b) A A (B+ (C)) c) C B + A*C | ( ) | Describe in English, the language defined by the following grammar: → a | a → b | b > c | C 12. Consider the following grammar: a c | | b |ε | C →d | Which of the following sentences are in the language generated by this grammar? a) abcd b) acccbd c) acccbcc d) acd e) accc

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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