FA I ML QUIZ 2

Which neural network has only one hidden layer between the input and output?

• Deep neural network
• Shallow neural network
• Recurrent neural networks
• Feed-forward neural networks

In a simple MLP model with 8 neurons in the input layer, 5 neurons in the hidden layer and 1 neuron in the output layer. What is the size of the weight matrices between hidden output layer and input hidden layer?

• [1 X 5] , [5 X 8]
• [5 x 1] , [8 X 5]
• [8 X 5] , [5 X 1]
• [8 X 5] , [ 1 X 5]

Machine Learning is a field of AI consisting of learning algorithms that_________

• At executing some task
• Over time with experience
• Improve their performance
• All of the above

Predicting the amount of rainfall in a region based on various cues is a ______ problem.

• Supervised learning
• Unsupervised learning
• Clustering
• None of the above

FIND-S algorithm ignores?

• Positive
• Negative
• Both
• None

What is the application of machine learning methods to a large database called?

• Big data computing
• Internet of things
• Data mining
• Artificial intelligence

Suppose your model is overfitting. Which of the following is NOT a valid way to try and reduce the overfitting?

• Increase the amount of training data.
• Improve the optimization algorithm being used for error minimization.
• Decrease the model complexity.
• Reduce the noise in the training data.

Which of the following would have a constant input in each epoch of training a Deep Learning model

• Weight between input and hidden layer
• Weight between hidden and output layer
• Biases of all hidden layer neurons
• Activation function of output layer

Which of the following is not an example of an Unsupervised neural network?

• Self-Organizing feature map
• Hebb network
• Both 1 & 2
• Back propagation Network

Radial basis function networks provide a global approximation to the target function, represented by____of many local kernel function.

• a parallel combination
• a linear combination
• a series combination
• a non linear combination