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WorksheetsCrash Course Computer Science #2 - Electronic Computing
Total questions: 11
Worksheet time: 6mins
One of the largest electro-mechanical computers built was the ______________ in 1944.
Difference Machine
Analytical Machine
Harvard Mark 1
Yale Device 3
One of the earliest uses for the Harvard Mark 1 was the ___________.
Manhattan Project
Sonar for WW1
GPS for WW2
Phoenix Initiative
A ___________ works by controlling the flow of energy by opening and closing the circuit, kind of like how a water faucet turns water on and off.
mechanical relay
supercomputer
conductor
flip switch
Major limitations for the Harvard Mark were... (pick 2)
slow speed
wear and tear
complicated to use
inaccurate math
What's the original for saying a computer has bugs?
a moth got stuck in a relay
spiders' webs gunked up the machine
a weevil ate through the wiring
ants were attracted to the warmth of the machine
What invention would become the basis for radio, long distance telephone, and other devices?
mechanical relay
triode vacuum tubes
insulated wires
computers
Which device, used to decrypt Nazi communications, is considered the first programmable electronic computer?
Harvard Mark 1
Colossus Mark 1
the Bombe
the vacuum tube
What are the benefits of transistors over vacuum tubes? Select all that apply.
Less likely the break
Smaller
Faster
More expensive
Transistors can now be made that are smaller than ___________.
thickness of paper
tip of a pen
skin cell
all of these
Santa Clara Valley in California is also known as _______ for its abundant natural resources used in semiconductor development.
Silicon Valley
Diamond Valley
Gold Valley
Iron Valley
What company, derived from the original companies that made semiconductors, is the largest maker of computer chips today?
Dell
Apple
Intel
IBM
