A one to one relationship in arelational database occurs when one parent record or field has either zero or one child record only. For binary relationships the cardinality ratio must be one of the following types. Types Of Binary Stars Terminologies associated with Binary Trees and Types of Binary Trees Binary Tree Components Types of Binary Trees 1. . In this system there are two types of electronic pulses. Upvote 0 Views 1761 Followers 1. Bi means 2 therefore there are 2 valid numbers 0 and 1. Decimal is a base 10 number system. Types of Binary Stars Visual Binaries. We have broken down in the three types. Binary is a base 2 number system. Astronomy 0th Edition Edit edition Solutions for Chapter 18 Problem 2E. What that means is they appear close even when viewed through a telescope. 3 Many To One. Complete Binary Tree 3. This is not suitable for binary system. Eclipsing...