Computing History

$1$

$2$

i

b

m

$3$

t

$4$

i

r

n

$5$

d

a

t

$6$

i

n

e

$7$

f

$8$

s

l

f

i

e

s

$9$

r

t

$10$

$11$

e

$12$

o

$13$

$14$

n

r

c

$15$

$16$

$17$

e

e

n

g

$18$

i

n

$19$

e

$20$

Across

$2.$ International Business Machine

$7.$ Many early computers used this as the primary method for input

$8.$ Element used in computer processors

$12.\_\_\_$ was done by plugging hundreds of wires into plugboards

$14.$ First$-$generation computer used these for logic circuitry based a thermionic valve

$15.$ First computer programmer

$18.$ Graphical User Interface

$19.$ First company to design a GUI

$20.$ Originally a job title now evolved into a device we use daily

Down

$1.$ An automatic computer designed to tabulate polynomial functions

$3.$ A semi$-$conductor device used to amplify or switch electronic signals and electrical power

$4.$ world's largest computer chip manufacturer today

$5.$ General Purpose computer proposed by Charles Babbage

$6.$ Considered to be the "father" of computing

$9.$ first fully transistor$-$powered, commercially available computer

$10.$ Computer named after Steve Jobs' daughter meaning Local Integrated Software Architecture

$11.$ one of the largest electro$-$mechanical computers completed in $1944$ by IBM

$13.$ According to $\_\_\_\_\_\_,$ anything that went wrong with a computer is considered a computer bug.

$16.$ First microcomputer

$17.$ First truly general$-$purpose electronic computer