Article last reviewed: 2018 | St. Rosemary Institution © 2010-2019 | Creative Commons 4.0

Slavery in the Early Settlements

The Origins of the Minority Groups in America Native Americans –       As the settlers took over the land, the Natives went through back- breaking work done on farms –       Conquistadors forced Natives to work for a tax –       Slave-like existence –       Working conditions in gold and silver mines were unsanitary, dark, cave-like –       Diseases spread:…

ASCII: American Standard Code for Information Interchange

Recall: Computers communicate using binary Therefore, computers do NOT process information using characters (e.g. letters). Each letter or character has a number representation that the computer uses to refer to the character. ASCII: American Standard Code for Information Interchange ASCII is a code for representing English characters as numbers. The ASCII numbers range from 0…

Computer Communication Channels and Cables

Definition In a network, a communication channel is the physical path the transmission signals travel. It is the path information travels from computer to computer. How do the computers in a network “connect” to each other. The 5 communication channels twisted pair cables coaxial cables fibre optic cables terrestrial stations communication satellites Twisted pair cables…

Types of Computers & Parts

Hardware vs. Software Hardware is the physical equipment directly involved in the performance of data-processing or communications functions. Software is the programs, routines, and symbolic languages that control the functioning of the hardware and direct its operation. Definition of a computer A computer is a programmable machine that stores, retrieves, and processes information A Personal…