In a selection structure, a question is asked, and depending on the answer, the program takes one of two courses of action, after which the program moves on to the next event.
This structure is sometimes referred to as an if-then-else because it directs the program to perform in this way: If Condition A is True then perform Action X elseperform Action Y.
All logic problems in programming can be solved by forming algorithms using only the three logic structures, and they can be combined in an infinite number of ways. The more complex the computing need, the more complex the combination of structures.
Stay up to date on the latest developments in Internet terminology with a free weekly newsletter from Webopedia. Join to subscribe now.
Webopedia's student apps roundup will help you to better organize your class schedule and stay on top of assignments and homework. Read More »List of Free Shorten URL Services
A URL shortener is a way to make a long Web address shorter. Try this list of free services. Read More »Top 10 Tech Terms of 2015
The most popular Webopedia definitions of 2015. Read More »
The Open System Interconnection (OSI) model defines a networking framework to implement protocols in seven layers. Use this handy guide to compare... Read More »Computer Architecture Study Guide
This Webopedia study guide describes the different parts of a computer system and their relations. Read More »What Are Network Topologies?
Network Topology refers to layout of a network. How different nodes in a network are connected to each other and how they communicate is... Read More »