Istituto Tecnologico di Comunicazioni in Switzerland is one of the best universities for technology and communications, and it's also one of the hardest to get into. They have an acceptance rate of around 6%.
KTH Royal Institute of Technology in Sweden is another great university for technology, and it's slightly easier to get into than Comunicazioni. Their acceptance rate is around 10%.
So, if you're looking to study at a top university for technology, KTH is a great option and somewhat easier to get into than some of the other top schools. However, it's still quite competitive and you'll need good grades and test scores to be admitted. Check out their website for more information on admission requirements.