 Hi, good morning all. NPTEL National Program on Technology Enhanced Learning is a joint initiative of IIT and IAC. Through this initiative, we offer online courses and certification in various topics. There are 20 or 40 courses. These online courses are offering free-of-cost. No joining or registration fee for these courses. Videos and study materials can be downloaded free. Learning the lectures and submitting the assignment and participating in forum, all are free of cost. But for the certification exam alone, you have to pay for a nominal fee. Let us take a quick look at the class website. First, you have to join the course. Once you join, you have to log in with the G1ID. Once you log in to the portal, you can see the courses listed here. Here you can select the course you registered. Click Go to course. So here we are on the homepage of the website. On the left hand side of the course page, we have a link that point out the assignments and videos of the course. Here you can see the course outline here. Click this week one. Below that you can see the week one lectures and quizzes. On clicking the question one, you can view the video. We have memory. Data gets from. This is a binary code for. And you can ask a question below the video and post your question regarding the lectures. And also the content related to this lectures will be given as a link. By clicking this, you can see the lecture content. Like this you can view all the lectures of week one and week two. For week one there will be a quiz. And for every week there will be a quiz. And on the top of the page, you can see the announcement section. We are posting all the announcements regarding the course here. And it will also send you as a mail. Right now we have an announcement that basically welcomes you to the course. And every week we have video release and assignment release. All the information regarding the video and assignment release will be posted in this announcement page. We release these video lectures once a week. Assignment for this week also released accordingly. Then we can take a look on this discussion forum. Whenever you need help, when you got stuck into something, first thing is this discussion forum. Forum is the class where wonderful place post your questions in the forum. You will find lots of people that would like to help you. Professors and teaching assistants of the course also reply to the questions you asked in this forum. You can click this new question and give a question title and post your question. You can view all the conversation in this discussion forum. Next one is progress. You can see your assignments course and marks here in the progress tab. Once the assignment deadline has been closed, you can view your assignment score until that you cannot view your assignment score. This is what you can access the video lectures and assignments from the course intro page. Thank you.