MCQOPTIONS
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MCQOPTIONS
This section includes 8 Mcqs, each offering curated multiple-choice questions to sharpen your Arduino knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
What is the return type of the pulseIn() function? |
| A. | null |
| B. | signed byte |
| C. | unsigned long |
| D. | unsigned int |
| Answer» D. unsigned int | |
| 2. |
What is the return type for the shiftOut() function? |
| A. | double |
| B. | null |
| C. | long |
| D. | int |
| Answer» C. long | |
| 3. |
How many arguments does the shiftOut() function require? |
| A. | 1 |
| B. | 2 |
| C. | 3 |
| D. | 4 |
| Answer» E. | |
| 4. |
How many tone() functions can be invoked to run simultaneously on an Arduino Board? |
| A. | As many pins are present |
| B. | Infinite number |
| C. | Only one |
| D. | Depending on the number of timers present |
| Answer» D. Depending on the number of timers present | |
| 5. |
Can the tone() and noTone() functions be used for digital communications? |
| A. | No, they cannot be used |
| B. | Yes, they can be used but only on certain Arduino Boards |
| C. | Yes, they can be used for all digital pins and Arduino Boards |
| D. | Yes, they can be used but only for certain pins |
| Answer» D. Yes, they can be used but only for certain pins | |
| 6. |
What is the use of the MSBFIRST argument in the shiftIn() function? |
| A. | To denote the least significant bit |
| B. | To denote the maximum number of Bits |
| C. | To denote the most significant bit |
| D. | To denote the minimum number of bits |
| Answer» D. To denote the minimum number of bits | |
| 7. |
What is the purpose of the tone() function? |
| A. | To generate a sine wave |
| B. | To generate a cosine wave |
| C. | To generate a stable voltage level |
| D. | To generate a square wave |
| Answer» E. | |
| 8. |
What is the maximum number of arguments that the pulseIn() function accepts? |
| A. | 1 |
| B. | 2 |
| C. | 3 |
| D. | 4 |
| Answer» D. 4 | |