Assuming B, and Care all nullable, which of the following set constraints can be deduced from the following production? A→ BC Check all that apply. Exactly five of them are correct. First(A) C First(B) First(A) C First(C) First(B) C First(A) O First(B) C First(C) O First(C) C First(A) O First(C) C First(B) Follow(A) Follow(B) O Follow(A) C Follow(C) O Follow(B) C Follow(A) O Follow(B) C Follow(C) O Follow(C) Follow(A) Follow(C) C Follow(B) O First(B) C Follow(C) O First(C) C Follow(B) O Follow(B) C First(C) O Follow(C) C First(B)

Assuming B, and Care all nullable, which of the following set constraints can be deduced from the following production? A→ BC Check all that apply. Exactly five of them are correct. First(A) C First(B) First(A) C First(C) First(B) C First(A) O First(B) C First(C) O First(C) C First(A) O First(C) C First(B) Follow(A) Follow(B) O Follow(A) C Follow(C) O Follow(B) C Follow(A) O Follow(B) C Follow(C) O Follow(C) Follow(A) Follow(C) C Follow(B) O First(B) C Follow(C) O First(C) C Follow(B) O Follow(B) C First(C) O Follow(C) C First(B)

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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