The correct answer to the question “Which of these is a type of stream in Java” is, option (d). Byte stream. As you might be knowing, Java defines only 2 types of streams, they are Byte stream and the Character stream. Searching for a good Java certification course? Check out Intellipaat courses as they offer good industry-grade courses with guided projects to help you enhance your technical knowledge. Also, watch the following video on Java Full Course.