Multiple choice (a) Vending machine is accepting a regular set as input. (b) Vending machine is accepting a context-free set but not a regular set as input. (c) The syntactically correct C++ programs form a context-free set. (d) The syntactically correct C++ programs form a regular set.

Multiple choice (a) Vending machine is accepting a regular set as input. (b) Vending machine is accepting a context-free set but not a regular set as input. (c) The syntactically correct C++ programs form a context-free set. (d) The syntactically correct C++ programs form a regular set.

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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Question

Which are correct sentence

Multiple choice
(a) Vending machine is accepting a
regular set as input.
(b) Vending machine is accepting a
context-free set but not a regular set as
input.
(c) The syntactically correct C++
programs form a context-free set.
(d) The syntactically correct C++
programs form a regular set.

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