# Deep Learning IIT Ropar Week 3 Nptel Answers

Are you looking for the Deep Learning IIT Ropar Week 3 NPTEL Assignment Answers 2024 (July-Dec)? You’ve come to the right place! Access the most accurate and up-to-date solutions for your Week 2 assignment in the Deep Learning course offered by IIT Ropar.

**Course Link: Click Here**

## Deep Learning IIT Ropar Week 3 Nptel Assignment Answers

**Session: JULY – DEC 2024**

**Q1. **Choose the correct dimensions of W1

and a1

**W1∈R6×3**

W1∈R3×6

W1∈R1×6

**a1∈R6×1**

a1∈R1×6

a1∈R1×1

**Answer: W1∈R6×3 , a1∈R6×1**

**Q2. How many learnable parameters(including bias) are there in the network?**

**Answer: 62**

**For answers or latest updates join our telegram channel: Click here to join **

**These are Deep Learning IIT Ropar Week 3 Nptel Assignment Answers**

**Q3.**Which of the following loss functions can be used for the classification problem?

Means Squared error**Cross entropy**Both Mean Squared Error and Cross Entropy loss can be used

**Answer: Cross entropy**

**Q4. **We have a multi-classification problem that we decide to solve by training a feedforward neural network. What activation function should we use in the output layer to get the best results?

Logistic

Step function**Softmax**linear

**Answer: Softmax**

**For answers or latest updates join our telegram channel: Click here to join **

**These are Deep Learning IIT Ropar Week 3 Nptel Assignment Answers**

**Q5**.We have data x with the following labels y = [‘car’, ‘bus’, ‘bike’, ‘car’, ‘bus’, ‘car’, ‘bus’, ‘bike’, ‘car’]. Which of the following distribution will give the lowest cross-entropy loss with y? (Distribution is given in the following order [‘car’, ‘bus’,‘bike’])?

[0.49,0.30,0.21]

[0.44,0.33,0.22]

[0.50,0.30,0.20]

**[0.44,0.39,0.19]**

**Answer: [0.44,0.39,0.19]**

**Q6. **Which of the following statements about backpropagation is true?

It is used to compute the output of a neural network.

It is used to initialize the weights in a neural network.**It is used to optimize the weights in a neural network.**It is used to regularize the weights in a neural network.

**Answer: It is used to optimize the weights in a neural network.**

**For answers or latest updates join our telegram channel: Click here to join **

**These are Deep Learning IIT Ropar Week 3 Nptel Assignment Answers**

**Q7.**Given two probability distributions p and q, under what conditions is the cross entropy between them minimized?

All the values in p are lower than corresponding values in q

All the values in p are lower than corresponding values in q

p=0 (0 is a vector)

**p=q**

**Answer: p=q**

**Q8.**Given that the probability of Event A occurring is 0.80 and the probability of Event B occurring is 0.20, which of the following statements is correct?**Event A has a low information content**Event A has a high information content

Event B has a low information content

**Event B has a high information content**

.

**Answer: Event A has a low information content, Event B has a high information content**

**For answers or latest updates join our telegram channel: Click here to join **

**These are Deep Learning IIT Ropar Week 3 Nptel Assignment Answers**

**Q9.**What is the predicted output for the given input x after doing the forward pass? (Choose the option closest to your answer)

**Answer: 4.955**

**Q10.**Compute and enter the loss between the output generated by input x

and the true output y

**Answer: 9.272**

**For answers or latest updates join our telegram channel: Click here to join **

**These are Deep Learning IIT Ropar Week 3 Nptel Assignment Answers**

Check here all Deep Learning IIT Ropar Nptel Assignment Answers : Click here

For answers to additional Nptel courses, please refer to this link: NPTEL Assignment Answers