Question: Compiler Principles 1. The scanner usually computes possibly several attributes for each token. It is often helpful to collect all the attributes into a single

Compiler Principles Compiler Principles 1. The scanner usually computes possibly several attributes for each

1. The scanner usually computes possibly several attributes for each token. It is often helpful to collect all the attributes into a single structured data type. Please define such a structured data type for a token. 2. Which three basic operations are there in regular expressions? 3. What's the exactly meaning of a rightmost derivation in syntax analysis? 4. What's the disadvantages of an ambiguous grammar in syntax analysis? :, In total 03 pages. This is page 1 th-211

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