Computer Science FTCE K-12 exam with answers

Computer Science FTCE K-12 exam with |\ |\ |\ |\ |\ |\




answers

The Abacus - CORRECT ANSWERS ✔✔A calculator that performs
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arithmetic functions by manually sliding counters on rods or in
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grooves.Befr=or the advent of computers. |\ |\ |\ |\




History of Computer Technology
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Slide Rule - CORRECT ANSWERS ✔✔A manual calculator invented
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by William Oughtred that uses John Napier's logarithms to
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perform complex engineering and scientific calculations.Invented
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in 1621.
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History of Computer Technology
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Mechanical Calculator - CORRECT ANSWERS ✔✔A machine |\ |\ |\ |\ |\ |\ |\


capable of implementing algorithms used to solve mathematical
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calculations.


History of Computer Technology
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Difference Engine - CORRECT ANSWERS ✔✔Purposed by Charles
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Babbage in 1822,a wholly mechanical computer with only
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wheels, cogs, and gears. |\ |\ |\

,History of Computer Technology
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Charles Babbage (1791-1871) - CORRECT ANSWERS ✔✔English
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mathematician, engineer, philosopher and inventor. |\ |\ |\ |\




Originated the concept of the programmable computer, and
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designed one. |\




History of Computer Technology
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Ada Lovelace (1815-1852) - CORRECT ANSWERS ✔✔An English
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mathematician often considered to be the first computer |\ |\ |\ |\ |\ |\ |\ |\


programmer because of her work with Charles Babbage on his
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mechanical general-purpose computer, the Analytical Engine,
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including the first machine algorithm.
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History of Computer Technology
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George Boole (1815-1864) - CORRECT ANSWERS ✔✔Was a
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largely self-taught English mathematician, philosopher and
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logician, most of whose short career was spent as the first
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professor of mathematics at Queen's College, Cork in Ireland.
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Assisted Ada Lovelace in developing the system of logic used in
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computers.


History of Computer Technology
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,Tabulating Machine - CORRECT ANSWERS ✔✔First calculating
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machine to require electricity. Created by Hollerith's for the 1890
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census which took 6 months to compile instead of 7 years.
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History of Computer Technology
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Herman Hollerith - CORRECT ANSWERS ✔✔Built the first working
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mechanical computer based off of the Analytical Engine. Started
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IBM (International Business Machines)
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IBM (International Business Machines) - CORRECT ANSWERS
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✔✔began developing the first computers in the early 20th
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century. Some advances are magnetic tapes, silicon
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transistors,hard disk,stereo records and ASCII-7 Code |\ |\ |\ |\ |\




Napier's Bones - CORRECT ANSWERS ✔✔A manual calculator
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created by John Napier that could be used to perform
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mathematical calculations by manipulating numbered rods|\ |\ |\ |\ |\




Wilhelm Schickard - CORRECT ANSWERS ✔✔A German polymath
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who initially designed the first calculating machine in 1623 that
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depended on the rotation of interlocking gears, each having tens
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spokes representing digits.
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Analytical Engine - CORRECT ANSWERS ✔✔Design of a
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mechanical general-purpose computer. Like the Difference
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Engine, contained many parts and processes that anticipated
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modern computing.
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, Prototype - CORRECT ANSWERS ✔✔Before computers
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manufactures began to mass produce products. It creates this so
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that tests can be run and improved.
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Atanasoff-Berry Computer (ABC) prototype - CORRECT ANSWERS |\ |\ |\ |\ |\ |\ |\


✔✔First computer to us the binary system and vacuum tubes
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instead of switches. it is known as the first digital computer.
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Z3 computer - CORRECT ANSWERS ✔✔Nazi German computer
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beginning developed the same time as the (Atanasoff-Berry
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Computer (ABC) prototype) which also used the binary code.
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Harvard Mark I - CORRECT ANSWERS ✔✔A computer built as a
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partnership between Harvard and IBM. This was the first
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programmable digital computer made in the U.S. Which favored |\ |\ |\ |\ |\ |\ |\ |\ |\


decimals instead of binary code.|\ |\ |\ |\




UNIVAC I or UNIVAC (1951) - CORRECT ANSWERS ✔✔Stored data
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on magnetic tape, was manufactured by a subsidiary of
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Remington Rand (computer used to predict election).
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First Generation Computers - CORRECT ANSWERS ✔✔Stored data
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through a network of vacuum tubes. created for specific
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purposes, and had very little flexibility.Programs had to be in
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binary code. |\




Remington Rand - CORRECT ANSWERS ✔✔Their computer used
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to predict election.
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