Retrocomputing Beta

Guru

 Guru
Accepted answer and score of 40 or more. This badge can be awarded multiple times.

earned this badge 36 times.
Why was “C:” chosen for the first hard drive partition?
Awarded Dec 7 '20 at 2:05
Is this a real system? Which one?
Awarded Dec 3 '20 at 21:34
Did IBM originally plan to use the 68000 in the PC?
Awarded Nov 20 '20 at 0:20
How did games like Doom offer free trials? What was packaged in their free trial software packages?
Awarded Oct 29 '20 at 19:01
What did code on punch cards do with the other six bits per column?
Awarded Sep 30 '20 at 16:32
Why is the keyboard and cellphone / telephone numbers in a different order?
Awarded Jul 20 '20 at 8:10
Why is the clock frequency of the PS/2 keyboard protocol so high?
Awarded Jul 16 '20 at 14:32
Why did SCSI require so many pins?
Awarded Jul 11 '20 at 22:45
Did many programs really store years as two characters (Y2K bug)?
Awarded Jun 21 '20 at 21:36
Why does the 80486 take longer to execute simple instructions than complex ones?
Awarded May 22 '20 at 16:51
How was microcode implemented in retro processors?
Awarded May 7 '20 at 16:11
Why were most PCs and electronics beige back in the day?
Awarded Apr 10 '20 at 4:00
Why did the MS-DOS API choose software interrupts for its interface?
Awarded Feb 27 '20 at 0:05
Why did the ZX80 CPU run at only 3.25 MHz?
Awarded Jan 2 '20 at 11:05
What type of interpreter were most 8-bit BASIC implementations?
Awarded Nov 29 '19 at 2:45
Z80 CPU address lines not stable
Awarded Nov 16 '19 at 9:35
When did computers stop checking memory on boot?
Awarded Sep 10 '19 at 7:20
Why do old games use flashing as means of showing damage?
Awarded Sep 3 '19 at 20:30
What made Windows Me so crash-prone?
Awarded Jul 15 '19 at 13:35
Why did CPU designers in the 70s prioritize reducing pin count?
Awarded May 30 '19 at 7:40
Why are first four x86 GPRs named in such unintuitive order?
Awarded May 10 '19 at 20:45
Will PC-DOS run faster on 4 or 8 core modern machines?
Awarded Feb 9 '19 at 8:05
Why does an instruction include the address of the next instruction on the IBM 650?
Awarded Feb 4 '19 at 9:10
Why did trackballs disappear?
Awarded Jan 21 '19 at 5:25
Did IBM encourage Bill Gates to retain the rights over PC-DOS?
Awarded Nov 25 '18 at 23:50
What limited the use of the 6809 CPU in personal computers?
Awarded Nov 1 '18 at 17:40
Why did line printers have 132 columns?
Awarded Oct 4 '18 at 16:25
Did personal computers ever support 8" floppies?
Awarded Sep 23 '18 at 20:30
Why were chips socketed in early computers?
Awarded Sep 6 '18 at 18:00
How was C ported to architectures that had no hardware stack?
Awarded Aug 31 '18 at 13:45
History of Ctrl-S and Ctrl-Q for flow control
Awarded Aug 15 '18 at 2:50
Why did F1 become the Help Key?
Awarded Jun 21 '18 at 13:20
What determines the color of every 8th pixel on the Apple II?
Awarded Apr 19 '18 at 7:22
How did people use ed?
Awarded Jan 5 '18 at 10:41
How does the 68060 branch predictor work?
Awarded Dec 28 '17 at 9:49
Did any 8-bit computer system / OS have concepts for concurrency and multitasking like we know from today?
Awarded Aug 25 '17 at 8:09

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