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02:59
0
Q: "Ends your session and shuts down Windows so you can safely turn off power." Why was this shown in Windows 98-XP even with ACPI hardware?

user23482If ACPI hardware was detected, why won't it say "Ends your session, shuts down Windows, and then turns off power/your computer." as in Windows Vista and later?

 
3 hours later…
05:32
0
Q: How did the 6502 designers intend for the indirect addressing modes to be used?

nexus_2006The 6502 has three indirect addressing modes: Indirect, Indexed Indirect (Indirect,X) and Indirect Indexed (Indirect,Y). Indirect is only used on the JMP instruction, no other. Why was this mode limited to only JMP, rather than being more generally available? It seems very useful, for example,...

 
17 hours later…
22:03
3
Q: How were registers in the Apollo Guidance Computer implemented?

Charles AverillI'm having a hard time finding information on the composition of the AGC's registers. Were they also Magnetic Core Memory or something else?

Asked in Space SE

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