【单选题】听力原文:There are countries that are stable and have no conflicts. But we all know that if there is conflict in one country, and that conflict overspills to another country, so it's an achievement that w...
【多选题】Interrupt control mode communication is used between the computer system CPU and IO interface. Software designers are required to provide two types of programs for the computer system: the interface i...
A.
enable interrupt requests
B.
Resident interrupt service routine in memory
C.
Establish the correspondence between interrupt signals and interrupt service routines
D.
Clear the interrupt request status when the interrupt signal is generated