Which of the following is even 2, 3, 5, 7

What important technology has done the most to allow a businesses a chance to compete with larger international companies

Give an example of a case where a two-way handshake to establish a connection could leave one side of the connection live while the other side does not believe there is a connection.

The fourth generation of computers emerged between 1970s and 1980s. which technological advancement brought about this generation of computers? which computer architecture was used most in this generation?