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…

Battle of Britain

Hitler’s belief: after Norway, Denmark, Poland, Luxembourg, Belgium, Holland and France fell into German hands, Britain would only naturally be so scared after being thrown out of Europe that it would beg for surrender. Two options: Limited military action, propaganda and political warfare An actual invasion July 10, 1940: Operation Sea lion – an invasion…

Elizabethan Beliefs

Religion The major two religion in Elizabethan England were Catholic and Protestant religions wrong’ religion brought risks to personal wealth, freedom and life Schools taught these “favored” religion; if you did not practices these religions then it would lead to great danger: Imprisonment, Torture. Execution Catholics believed that the pope or the priest could forgive…

Shakespeare London and the Black Death

The Black Death – victims die in 2 to 4 days -rats fleas carried the disease -once the rats died out humans became new victims Symptoms of the Black Death Include –          painful swelling       –    mental disorientation    –   vomiting –          bleeding                   –    high fever     –   desire to sleep (if they did, it was fatal) Began…