Well, legal work was generally typed up on typewriters same with books and anything that needed a 'printed look'. Instead of e-mails people wrote letters by hand and bought post stamps to send them. Documents were filed away in filing cabinets. Most of these methods exist today as backups. The main disadvantage is that it was very time consuming.
Refurbished computers are different from used computers since they are tested before they are resold. The company that made them will test and inspect the computers to be sure they work to their professional standards. These tests may include the checking of motherboards and memory. But dents or scratches on the outside of the computer will not be repaired.
More work is done than gaming.
24 times then is work
abacus is one of the device that played role of computers in ancient times.
Mostly by hand. Desk calculators and slide rules helped.
NO
Enigma was way before computers, it was done by hand and crude mechanical calculators.
both computer and humans can do work and solve problems in mathematics
jvm
Something you use at your job to get the job done. Welding torches, chef knives, and computers can all be counted as such.
By fax, Phone mostly. And all the databases, electronic files, and everything else done on a computer today, was done with paper and ink.
It was done by hand-very painful,long and expensive!