MCQOPTIONS
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MCQOPTIONS
This section includes 10 Mcqs, each offering curated multiple-choice questions to sharpen your Technical MCQs knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
Noise is the error in the observations added due to environmental factors. |
| A. | Yes |
| B. | No |
| C. | Can be yes or no |
| D. | Can not say |
| E. | |
| Answer» B. No | |
| 2. |
Mean Absolute Error is the average of absolute difference between? |
| A. | normal values and true values |
| B. | predicted values and imaginary values |
| C. | predicted values and true values |
| D. | imaginary values and true values |
| Answer» D. imaginary values and true values | |
| 3. |
Which of the following is the square root of the mean square error? |
| A. | AMSQ |
| B. | RMSE |
| C. | AMSE |
| D. | RMES |
| Answer» C. AMSE | |
| 4. |
Facebook open sourced the prophet model which was capable of modelling the time series with strong multiple seasonalities at? |
| A. | day level |
| B. | week level |
| C. | year level |
| D. | All of the above |
| Answer» E. | |
| 5. |
____________ is a technique for smoothing univariate time-series by assigning exponentially decreasing weights to data over a time period. |
| A. | Walk Forward Validation |
| B. | Prophet Model |
| C. | LSTM Model |
| D. | Exponential Smoothing |
| Answer» E. | |
| 6. |
Level is the mean value around which the series varies. |
| A. | TRUE |
| B. | FALSE |
| C. | Can be true or false |
| D. | Can not say |
| Answer» B. FALSE | |
| 7. |
LSTM stands for? |
| A. | Long Short-Term Model |
| B. | Long Short-Term Memory model |
| C. | Long Short Memory model |
| D. | LS Memory model |
| Answer» C. Long Short Memory model | |
| 8. |
Which of the following is the cyclic behavior of time series? |
| A. | Level |
| B. | Trend |
| C. | Seasonality |
| D. | Noise |
| Answer» D. Noise | |
| 9. |
A time series has ______ components. |
| A. | 1 |
| B. | 2 |
| C. | 3 |
| D. | 4 |
| Answer» E. | |
| 10. |
A ___________ is a sequence of observations over a certain period. |
| A. | Theano |
| B. | Scikit |
| C. | Time series |
| D. | Tensor |
| Answer» D. Tensor | |