What are the four components that all computers have in common?
input, storage, processing, output
What is a dingbat?
special characters like stars, hands, arrows, and geometric shapes you can use to
decorate a document
what is a handshake?
a set of sequels and signs that helps the modems determine how they will exchange
information
what is a home page?
an introductory screen on the web, used to welcome visitors
what handles can you not hold in your hand?
little squares at the edge and corners of a selected graphic on your screen
what was ENIAC?
the worlds first general purpose computer
what contribution did Ada Byron make to computing?
she did work on the early mechanical general purpose computer
what do they call the suit that clean room technicians must wear while making
computer chips and why is it necessary?
bunny suits: so it does not shock or electrocute them
what does modem stand for?
modulator-demodulator
What does a modem do?
converts a digital signal from a computer into an analog signal, so that can be
transferred down a telephone line
how many nibbles are in a byte?
2
what is a terabyte?
a unit of information equal to one million bytes
what have USB's replaced?
floppy disk
What is a USB Flash drive considered as?
a small external flash drive that can be used with any computer that has a USB port
what did Douglass Elbert invent?
the computer mouse
what is a computer virus?
a piece of code that gets in your computer that can destroy data and infects a computer
names 3 peripherals
mouse, keyboard, and monitor
what does GUI mean?
graphical user interface
what is an advantage of a Dvorak keyboard?
it increases typing speed
How did Marcian Hoff change computers?
he invented the microprocessor