MCQOPTIONS
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MCQOPTIONS
This section includes 10 Mcqs, each offering curated multiple-choice questions to sharpen your Compilers knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
A_________IS_A_STRING_OF_CHARACTERS_WHICH_FORM_A_SYNTACTIC_UNIT.?$ |
| A. | Lexeme |
| B. | Lex |
| C. | Lexeme & Lex |
| D. | None of the mentioned |
| Answer» B. Lex | |
| 2. |
WHICH_ONE_IS_A_TYPE_OF_LEXEME?$ |
| A. | Identifiers |
| B. | Constants |
| C. | Keywords |
| D. | All of the mentioned |
| Answer» E. | |
| 3. |
Lexical Analysis Identifies Different Lexical Units in a ______? |
| A. | Source Code |
| B. | Object Code |
| C. | Lexeme |
| D. | None of the mentioned |
| Answer» B. Object Code | |
| 4. |
Input to Lexical Analyser is |
| A. | Source Code |
| B. | Object Code |
| C. | Lexeme |
| D. | None of the mentioned |
| Answer» B. Object Code | |
| 5. |
Which phase of the compiler is Lexical Analyser? |
| A. | First |
| B. | Second |
| C. | Third |
| D. | None of the mentioned |
| Answer» B. Second | |
| 6. |
Lexical Analyser’s Output is given to Syntax Analysis.$ |
| A. | True |
| B. | False |
| Answer» B. False | |
| 7. |
An individual token is called ________ |
| A. | Lexeme |
| B. | Lex |
| C. | Lexeme & Lex |
| D. | None of the mentioned |
| Answer» B. Lex | |
| 8. |
Another Name for Lexical Analyser |
| A. | Linear Phase |
| B. | Linear Analysis |
| C. | Scanning |
| D. | All of the mentioned |
| Answer» E. | |
| 9. |
The context free grammar is ambiguous if |
| A. | The grammar contains non-terminals |
| B. | Produces more than one parse tree |
| C. | Production has two non-terminals side by side |
| D. | None of the mentioned |
| Answer» C. Production has two non-terminals side by side | |
| 10. |
In a compiler the module that checks every character of the source text is called |
| A. | The code generator |
| B. | The code optimizer |
| C. | The lexical analyzer |
| D. | The syntax analyzer |
| Answer» B. The code optimizer | |