Exam (elaborations)
CS 7643 Quiz 2 Questions and Answers 2025 Update with complete solution
- Course
- CS 7643
- Institution
- Georgia Institute Of Technology
CS 7643 Quiz 2 Questions and Answers 2025 Update with complete solution
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Question 1 0.5/ 1 ptsWhich of the following are common issues while optimizing the weights of a
deep neural network.
m Existence of local minima
\ Correct Answer Ill-conditioned loss surface
Noisy gradient estimates
| Correct Answer | Saddle points
Question 2 0/1pts
Which of the following is the advantage of Leaky ReLU compared to ReLU?
There’s no saturation on the positive end
Its output is always positive
It is cheap to compute
L Correct Answer _ There’s no “dead” neuron when computing gradients
, Question 3 0/1pts
Which of the following is correct about model initialization?
The standard deviation of activation values of a network increases as the
depth of neural network increases
With a deep network, activations (outputs of nodes) get bigger
1 Correct Answer
If gradients are very small, little learning will occur and little improvement is
possible
If it is initialized with a uniform distribution sampling, the distribution should
always be the same for every activation function
Question 4 1/ 1pts
Which of the following optimizer algorithm will saturate the learning rate
with time.
Adam
RMSProp
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