Computer Science 1032A/B Study Guide - Midterm Guide: Internet Layer, Instruction Set, Kilobyte

• School: Western University
• Department: Computer Science
• Course: Computer Science 1032A/B
• Professor: Louis D Magguilli

Document Summary

Information technology (it) comprises the hardware, software and data of an information system: the sector tied to the use of information systems is the information and. 1: the ccict developed the business technology management (btm) program to train and certify people in the sector one aspect of this is the skills framework for the. 7: top-level domain (tld) are the last letters of an address (such as . ca, or . com, uniform resource locator (url) is an address on the internet that is stated in a way humans can remember. Connection between 2+ entities (how entities are related to each other) Detail describing the relationship, but not either of the entities. Cardinality is # of instances of entities that are involved in relationship. 9: 1:1 relationships (single entity to single entity) Faculty member can be chair of one department, department can only have one chair: 1:m (single entity to many entities)