The Multiplexer/Demultiplexer IC Data Transfer Circuit
In this animated activity, the learner examines how a 74150 IC multiplexer and a 74154 IC demultiplexer work together when their data select lines are connected to the same input devices.
Accounting Careers and Titles: Areas of Specialization
Learners read about the different kinds of positions available in the accounting field at private corporations, government agencies, and not-for-profit organizations.
In this screencast, learners read about the components of a hotel housekeeping staffing guide. They also review calculating labor requirements and costs.