INTRO TO COMPUTERS

Different types of computersBinary data

The computer system A computer system has three main

components Do you know what they are?

Types of computers Super Computers

More Types of computers Mainframes

Types of computers In 60s and 70s, most used mainframes In 70s and 80s most moved to PCs

Xerox Alto

1974

Altair 8800

1975

More types of Computers Notebooks

Types of computers PDA – Personal

Digital Assistants

Second component to the Computer System --Software

Almost all software is “task oriented software”

What are some examples?

Users use computers to process data Def: Data– Distinct pieces of information, usually

formatted in a special way

What do we mean by format? How do we manage and store data?

Binary Data What are some kinds of data that a

computer works with?

Binary Data Binary data is what HOW the

data is represented. Binary refers to 0s and 1s

Binary Data DEF: Binary is a number system where there

are only two unique digits: 0 and 1 Why we use binary?

Binary Data Where you’ve heard of it before?

Where it came from?