What are the symbol table requirements ? What are the demerits in the uniform structure of symbol table ?
Symbol Table Requirements: Demerits of Uniform Structure:
Compiler Design PYQ
Define parse tree. Why parse tree construction is only possible for CFG ?
A parse tree is like a family tree for a sentence in a programming language or any other formal language. It shows how the sentence … Read more
What is intermediate code generation and discuss benefits of intermediate code ?
What is Intermediate Code Generation? Imagine you’re building a house. Before you can start building, you need a blueprint, right? Similarly, in the process of … Read more
What is the difference between S-attributed and L-attributed definitions ?
Aspect S-attributed Definitions L-attributed Definitions Order of attribute evaluation Attributes are calculated as we traverse the parse tree from leaves to root, allowing attributes to … Read more
Differentiate between recursive descent parsing and predictive parsing.
S. No. Recursive Descent Parsing Predictive Parsing 1. Uses recursive routines to parse. Uses a parsing table for parsing. 2. Converts production rules into code … Read more
Differentiate between top-down and bottom-up parser.Under which conditions predictive parsing can be constructed for a grammar ?
Aspect Top-Down Parser Bottom-Up Parser Approach Starts from the highest level and works downwards. Starts from the lowest level and builds upwards. Analogy Reading a … Read more
What is parser ? Write the role of parser. What are the most popular parsing techniques ? OR Explain about basic parsing techniques. What is top-down parsing ? Explain in detail.
What is Parsing? Parsing is like analyzing the structure of a sentence in a language. When you read a sentence, you understand it by breaking … Read more