MCQOPTIONS
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MCQOPTIONS
This section includes 8 Mcqs, each offering curated multiple-choice questions to sharpen your Compilers knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
The regular expressions denote zero or more instances of an x or y is? |
| A. | (x+y) |
| B. | (x+y)* |
| C. | (x* + y) |
| D. | (xy)* |
| Answer» C. (x* + y) | |
| 2. |
Regular expression x/y denotes which of the following set? |
| A. | {x,y} |
| B. | {xy} |
| C. | {x} |
| D. | {y} |
| Answer» B. {xy} | |
| 3. |
Regular expression (x/y)(x/y) denotes which of the following set? |
| A. | {xy,xy} |
| B. | {xx,xy,yx,yy} |
| C. | {x,y} |
| D. | {x,y,xy} |
| Answer» C. {x,y} | |
| 4. |
The production Grammar is {S->aSbb,S->abb} is __________ grammar. |
| A. | Type-3 |
| B. | Type-2 |
| C. | Type-1 |
| D. | Type-0 |
| Answer» C. Type-1 | |
| 5. |
Regular Expressions can be used with XML checkpoints. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 6. |
All __________ are automatically treated as regular expressions. |
| A. | Programmatic description |
| B. | Window |
| C. | Win Object |
| D. | Collection |
| Answer» B. Window | |
| 7. |
What is the Regular Expression Matching Zero or More Specific Characters? |
| A. | x |
| B. | # |
| C. | * |
| D. | & |
| Answer» D. & | |
| 8. |
Regular expressions can be used only for values of type string and number. |
| A. | True |
| B. | False |
| Answer» C. | |