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Backus Naur Form (BNF) is a standard notation for expressing syntax as a set of grammar rules. Figure 1 below shows a grammar for assignment with arithmetic operations, e.g. y = (2*x + 5)*x - 7; assignment => ID = expression ; expression => expression + term | expression I term term term term * factor I term / factor | factor ( expression ) | ID | NUMBER factor => Figure 1. Grammar (a) Identify and list all the non-terminal symbols in the grammar (b) Identify and list all the terminal symbols in the grammar

Backus Naur Form (BNF) is a standard notation for expressing syntax as a set of grammar rules. Figure 1 below shows a grammar for assignment with arithmetic operations, e.g. y = (2*x + 5)*x - 7; assignment => ID = expression ; expression => expression + term | expression I term term term term * factor I term / factor | factor ( expression ) | ID | NUMBER factor => Figure 1. Grammar (a) Identify and list all the non-terminal symbols in the grammar (b) Identify and list all the terminal symbols in the grammar

Computer Networking: A Top-Down Approach (7th Edition)
Computer Networking: A Top-Down Approach (7th Edition)
7th Edition
ISBN:9780133594140
Author:James Kurose, Keith Ross
Publisher:James Kurose, Keith Ross
Chapter1: Computer Networks And The Internet
Section: Chapter Questions
Problem R1RQ: What is the difference between a host and an end system? List several different types of end...
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Backus Naur Form (BNF) is a standard notation for expressing syntax as a set of grammar rules. Figure 1 below shows a grammar for assignment with arithmetic operations, e.g. y = (2*x + 5)*x - 7; assignment => ID = expression ; expression => expression + term I expression - term I term term term * factor | term / factor | factor ( expression ) | ID | NUMBER factor => Figure 1. Grammar (a) Identify and list all the non-terminal symbols in the grammar (b) Identify and list all the terminal symbols in the grammar
Transcribed Image Text:Backus Naur Form (BNF) is a standard notation for expressing syntax as a set of grammar rules. Figure 1 below shows a grammar for assignment with arithmetic operations, e.g. y = (2*x + 5)*x - 7; assignment => ID = expression ; expression => expression + term I expression - term I term term term * factor | term / factor | factor ( expression ) | ID | NUMBER factor => Figure 1. Grammar (a) Identify and list all the non-terminal symbols in the grammar (b) Identify and list all the terminal symbols in the grammar
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