Q1: Assume you have a language named Beta, defined by the grammar below: Program Head Body end Head Definitions | E Definitions Type IdList Type int char | float IdList Id, IdListe Id Char Id2 Id2 Char ld3 Id3 Char Char A'B' ... 'Z' Body 1- Give example of an identifier (Id) accepted by Beta. 2- What is a symbol table? What do you think' is the most consuming operation done on a symbol table? Give a suggestion to reduce the overload. 3- Which type of symbol table structure (Figure A, Figure B) would you choose for Beta? Why? id position length type line no. id type line no. String Area ... Figure A Figure B