Retrocomputing Beta

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earned this badge 120 times.
Why was “C:” chosen for the first hard drive partition?
Awarded Dec 5 '20 at 15:57
Is this a real system? Which one?
Awarded Dec 1 '20 at 19:20
Why did the 8087 need a special socket?
Awarded Nov 29 '20 at 21:30
Why did MacOS Classic choose the colon as a path separator?
Awarded Nov 27 '20 at 13:36
Why were pack-in games not usually incorporated on the console mainboard?
Awarded Nov 19 '20 at 19:34
What is the function of this strange IBM apparatus?
Awarded Nov 16 '20 at 22:27
Did IBM originally plan to use the 68000 in the PC?
Awarded Nov 16 '20 at 12:20
Processor and operating systems for automatic lifts/elevators
Awarded Nov 5 '20 at 16:04
Algorithm for Apple IIe and Apple IIgs boot/start beep
Awarded Nov 5 '20 at 6:50
How did games like Doom offer free trials? What was packaged in their free trial software packages?
Awarded Oct 29 '20 at 14:15
What did code on punch cards do with the other six bits per column?
Awarded Sep 10 '20 at 16:15
Glitch in the display of a Mac SE/30
Awarded Aug 31 '20 at 18:55
What did the DoD think Fortran lacked?
Awarded Aug 28 '20 at 16:21
What is the massive CD drive used in the movie “Licence to Kill”?
Awarded Aug 27 '20 at 19:42
Did MS-DOS itself ever use blinking text?
Awarded Aug 24 '20 at 14:32
Where and when did the `0x` convention for hexadecimal literals originate?
Awarded Aug 17 '20 at 15:56
Is the Coleco computer from The Simpsons based on a real computer?
Awarded Aug 12 '20 at 22:02
Is this an Amiga? If so, which model?
Awarded Aug 11 '20 at 10:42
Why were computer customers called “Users”?
Awarded Jul 20 '20 at 9:21
Why is the keyboard and cellphone / telephone numbers in a different order?
Awarded Jul 14 '20 at 9:46
Why is the clock frequency of the PS/2 keyboard protocol so high?
Awarded Jul 13 '20 at 18:47
Why did SCSI require so many pins?
Awarded Jul 11 '20 at 6:47
Could you reverse engineer silicon just by looking at it?
Awarded Jul 9 '20 at 17:08
In the Intel 8080, where does the “Stack” start?
Awarded Jun 28 '20 at 20:02
Did many programs really store years as two characters (Y2K bug)?
Awarded Jun 21 '20 at 5:17
Why did many 9-pin printers use only 8 pins for graphics?
Awarded Jun 12 '20 at 20:15
What were the HW specifications for the actual PC speakers, before they were replaced by buzzers?
Awarded Jun 8 '20 at 17:42
History of non-American software/hardware/CS theory development, 1940s-1980s?
Awarded May 26 '20 at 14:34
Why does the 80486 take longer to execute simple instructions than complex ones?
Awarded May 22 '20 at 11:57
Why does the Cray 2 use 400 Hz power, and why generate that from motors?
Awarded May 17 '20 at 0:49
Why did the original Apple //e have two sets of inverse video characters?
Awarded May 14 '20 at 12:33
Why did the original design of COM on Windows rely on the Registry?
Awarded May 7 '20 at 14:08
Why did 8-bit computers choose BASIC dialects as “de facto” command-line interface, instead of contemporary Shell/Lisp dialects?
Awarded Apr 13 '20 at 23:25
Why were most PCs and electronics beige back in the day?
Awarded Apr 7 '20 at 23:40
How did old games from 8-bit era game consoles store music?
Awarded Apr 7 '20 at 1:35
Why did early game consoles need the TV to be tuned to channel 3 or 4?
Awarded Apr 6 '20 at 12:20
Why was the return key symbol ⏎ drawn differently from the motion of a CR-LF?
Awarded Mar 21 '20 at 16:05
How did an IBM 5150 with 16KB RAM work?
Awarded Mar 13 '20 at 1:05
Why did the MS-DOS API choose software interrupts for its interface?
Awarded Feb 26 '20 at 14:10
What was the first computer malware that could infect Mac systems?
Awarded Feb 24 '20 at 13:50
Is DOS being shipped with or as an installed OS?
Awarded Feb 16 '20 at 16:35
Was it possible to listen to music and work on old PCs? When was it possible to for the first time?
Awarded Feb 15 '20 at 22:45
How did humans interact with early computers without screens or sensors?
Awarded Feb 3 '20 at 9:20
Which 8-bit computers were used in German schools in the 1980s?
Awarded Feb 2 '20 at 14:45
What happened to the SEV instruction on the 6502?
Awarded Jan 21 '20 at 7:20
8080 vs. 8086 - Are 16 Bit CPUs bloaty by nature?
Awarded Jan 8 '20 at 11:40
Why did the ZX80 CPU run at only 3.25 MHz?
Awarded Dec 31 '19 at 0:10
First computer with LCD screen
Awarded Dec 26 '19 at 4:05
Were Mac systems faster than Windows in processing performance?
Awarded Dec 24 '19 at 6:05
Why are branches relative in many 8-bit CPUs?
Awarded Dec 11 '19 at 21:35
What does Windows' “Tuning up Application Start” do?
Awarded Dec 9 '19 at 8:55
What type of interpreter were most 8-bit BASIC implementations?
Awarded Nov 20 '19 at 3:40
What is a dropfile?
Awarded Nov 11 '19 at 16:00
Z80 CPU address lines not stable
Awarded Oct 25 '19 at 21:45
Why did 80×25 become the text monitor standard?
Awarded Oct 24 '19 at 13:45
Bit one of the Intel 8080's Flags register
Awarded Sep 14 '19 at 17:25
When did computers stop checking memory on boot?
Awarded Sep 9 '19 at 7:20
Why do old games use flashing as means of showing damage?
Awarded Sep 2 '19 at 21:20
Is it true that control+alt+delete only became a thing because IBM would not build Bill Gates a computer with a task manager button?
Awarded Aug 9 '19 at 23:05
What was the rationale behind 36 bit computer architectures?
Awarded Jul 24 '19 at 15:05
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