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There are two parsing techniques, these parsing techniques work on the following principle 1. The parser scans the input string from lef... -
The main task is to read the input characters and produce as output sequence of tokens that the parser uses for syntax ... -
Token: Token is a sequence of characters that can be treated as a single logical entity. Typical tokens are, ...
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Semantic analysis checks the source program for somatic errors. It uses the hierarchical structure... -
Recognition of tokens: We learn how to express pattern using regular e... -
Interpreter: An interpreter is a program that appears to execute a source program as if it were machine language. Languages such as ... -
As translation progress the compiler's internal representation of source program change ...
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Regular expressions are mathematical symbolism which describe the set of strings of specific language. It provides convenient and usefu...
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Loader and Link-editor: Once the assembler procedures an object program, that program must be placed into memory and executed. The assem...
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You start with one representation of the program (using a very broad interpretation of what we mean by "program"). That rep...
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