latest computer science seminar topics

I suggest you to try something on data mining. This extensively used by Google and other search engines for intelligent analysis of data.
Few good topics are also given at

<a href="https://www.inspirenignite.com/computer-science-seminar-topics/" target="_blank" rel="nofollow noopener noreferrer">Seminar Topics: Computer Science (CSE), IT and MCA - All About Education</a>

I personally liked it because it also gave links to study metrical with introductory PPT file link.