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Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
What is a Non-terminal in the context of CFG?
💡 Hint: Think of it as a placeholder in grammar.
Question 2
Easy
Provide an example of a Non-terminal in programming.
💡 Hint: Consider what actions you perform in your code.
Practice 4 more questions and get performance evaluation
Interactive Quizzes
Engage in quick quizzes to reinforce what you've learned and check your comprehension.
Question 1
What are non-terminals in a CFG?
- Concrete symbols in the source code
- Abstract symbols representing categories
- Final outputs of the program
💡 Hint: Think of how they relate to the grammar structure.
Question 2
True or False: Terminals can be further broken down in grammar rules.
- True
- False
💡 Hint: Remember which elements in grammar can be expanded.
Solve 1 more question and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
Create a Context-Free Grammar for a simple mathematical expression, including addition, subtraction, multiplication, and parentheses. Identify non-terminals and their production rules.
💡 Hint: Think about how operations can be combined and which order they should be evaluated.
Question 2
Explain how ambiguity in grammar can affect the parsing of a programming language. Provide an example.
💡 Hint: Consider scenarios where different interpretations might lead to unintended consequences in program execution.
Challenge and get performance evaluation