Which country has a very good undergraduate computer science program amongst the following and why?

Hello, among the countries you mentioned USA, Canada, UK, Germany are among the best. India too is a leader with some of the best computer wizards. The answer to why these countries are best could be many, these countries are home to the world's best universities - MIT, Stanford, Oxford, Cambridge

UK is the best. They offer UG as three year program and have many specialised field they offer. if you have more than 80% marks you can take up Honers program called BSc (Hons) . This will be four year program with one year industry placement. You will study first two years and you will be working