Compiler Design Unit 4 – Symbol Tables, Run-Time Administration and Error Recovery: important questions for AKTU
Unit 4 (Symbol Tables, Run-Time Administration and Error Recovery) questions that AKTU repeats most often. This unit carries about 25 marks per paper. Start with the repeated questions, then the most asked topics.
Most repeated Unit 4 questions
- Define Symbol table? Explain about the data structures used for symbol table. (10 marks, 2024, Data Structures for Symbol Tables) – also asked in 2021, 2023
- Explore the various data structures used for the symbol table construction. (10 marks, 2024, Data Structures for Symbol Tables) – also asked in 2018, 2023
- Explain various data structures used in symbol table management. (10 marks, 2023, Data Structures for Symbol Tables) – also asked in 2018, 2024
Most important Unit 4 topic
- Error Detection and Recovery (Unit 4: Symbol Tables, Run-Time Administration and Error Recovery) – asked 15 times in 2018, 2019, 2021, 2022, 2023, 2024, 2025, 2026
Most asked Unit 4 topics
- Error Detection and Recovery – asked 15 times
- Data Structures for Symbol Tables – asked 14 times
- Implementation of Simple Stack Allocation Scheme – asked 9 times
More Unit 4 previous year questions
- List various error recovery strategies for a lexical analysis. (2 marks, 2026, Error Detection and Recovery)
- Explain symbol table organization and discuss different data structures used for symbol tables. (7 marks, 2026, Data Structures for Symbol Tables)
- Discuss various error recovery techniques used in compiler design. (7 marks, 2026, Error Detection and Recovery)
- Explain the role of a hash table in implementing a symbol table. (2 marks, 2025, Data Structures for Symbol Tables)
- Analyze the role of symbol tables in different phases of compilation. How does symbol table interact with lexical, syntax, and semantic analyzers? (7 marks, 2025, Data Structures for Symbol Tables)
Unit 4 syllabus topics
- Data Structures for Symbol Tables
- Representing Scope Information
- Implementation of Simple Stack Allocation Scheme
- Storage Allocation in Block-Structured Language
- Error Detection and Recovery