2. True/False (1) Attribute grammars can capture some features in a language tha

Question

2. True/False (1) Attribute grammars can capture some features in a language that BNF grammars cannot. (2)A binding does not take place in language design. (3) In an attribute grammar, a node's synthesized attributes are based on the values associated with that node's ancestors. 4)One advantage the garbage collection technique over a reference counter scheme for automatic memory management is that it can handle negative reference counts (5) One of the advantages of interpreted languages is their faster execution time compared to compiled languages. (6) If the grammar for a language is ambiguous, then some valid program in that language has more than one parse tree. (7) BNF grammars do not allow left-recursive rules. (8)From Python source file, myTest.py, Python IDE will generate an executable file, myTest.exe, by building. (9)Python is a compiler language (10) From Java source file, myApp.java, NetBeans IDE will generate an executable file, myApp.exe, by building

Explanation / Answer

1. True

2. False

3. False

4. False

5. False

6. True

7. False

8. True

9. False

10 False

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