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Jules's user avatar
Jules
  • Member for 7 years, 9 months
  • Last seen more than a week ago
65 votes

Why was nil defined as a reserved word in Pascal?

50 votes
Accepted

What makes a floppy disk bootable?

43 votes
Accepted

Did any computers use the Z80B?

42 votes
Accepted

Is there a reason why MS-DOS didn't use more English words for commands?

41 votes
Accepted

Is there a reason to prefer earlier versions of MS-DOS over later?

33 votes
Accepted

How did the BBC Micro stay cool?

32 votes

What limited the use of the 6809 CPU in personal computers?

30 votes

Why was UNIX never backported to the PDP-7?

27 votes
Accepted

Why did 80x25 become the text monitor standard?

25 votes

The start of x86: Intel 8080 vs Intel 8086?

21 votes
Accepted

Why is the Z80's supply pin in the middle of the data pins?

21 votes
Accepted

How do arcade ROMs work

21 votes
Accepted

Does the Commodore 64 have the PHX opcode?

19 votes

Can one isolate processes on a 8086?

18 votes
Accepted

How does Notepad store text files in memory?

17 votes
Accepted

How much did the 6502 and Z80 cost?

17 votes
Accepted

Z80 and video chip contending for random access

17 votes
Accepted

Z8410 DMA chip as GPU?

15 votes
Accepted

ZX BASIC REM statement overhead

15 votes

What are my options for multitasking in MS-DOS 5.0 on an 80186 with EMS?

14 votes

Part-bad chips other than RAM

14 votes

Do I have to use an 8284 chip with the 8088?

14 votes

Did anyone ever use the extra set of registers on the Z80?

14 votes

Did personal computers ever support 8" floppies?

14 votes

First language designed to be embedded in another program?

14 votes
Accepted

How can I view BASIC code hidden by SYS?

13 votes

PDP-8 transistor count

13 votes

Why do only the low 7-bits of the R register increment?

13 votes
Accepted

Amiga memory bandwidth

13 votes

Why not one pixel per color clock?