计算机组成原理4（国外英文资料）.docVIP

计算机组成原理4（国外英文资料） Problem number: 1: choice question (please choose the only correct answer in the following choices) : 2.86 Content: The CPUs request form for the channel is ___. A, A trap B, the interrupt C, command D, I/O instructions Students answer: D Correctness: correct Problem number: 2: single choice (please select the only correct answer in the following choices) : 2.86 Content: In the external device below, the stateless peripherals are ___. A, leds B, the keyboard C, printer, Students answer: a. Correctness: correct Problem number: 3: one choice (please select the only correct answer in the following choices) : 4.29 Content: The following statement about interruption is incorrect Once the interrupt request appears, the CPU immediately stops the execution of the current instruction and accepts the interrupt request When the CPU response is interrupted, the current program is suspended and automatically moved to the interrupt service program The C and interrupts are generally applicable to randomly occurring services D, in order to ensure that the interrupt service program is completed, the execution of the interrupted breakpoint is returned correctly, and the operation must be saved on the spot Students answer: a. Correctness: correct Problem number: 4: one choice (please choose the only correct answer in the following choices) : 5.71 Content: The interrupt vector address is A, subroutine entry address B, interrupt the service entry address C, interrupt service program entry address indicator D, routine service entry address Students answer: B Correctness: correct Problem number 5: the problem set (please choose the only correct answer in the following choices) : 4.29 Content: In order to facilitate multi-level interrupts, the most effective method for saving the site is adoption A, universal register B, stack, C, the memory D, CRT Students answer: B Correctness: correct Problem number: 6: one choice (please choose the only correct answer in the following