【单选题】In priority scheduling algorithm ____________
A.
CPU is allocated to the process with highest priority
B.
CPU is allocated to the process with lowest priority
C.
Equal priority processes can not be scheduled
【单选题】An interrupt priority scheme can be used to (__).
A.
allow the most urgent work to be finished first
B.
make it possible for high-priority interrupts to preempt the execution of a low priority interrupt
C.
defer the handling of low-priority interrupt without masking off all interrupts
【判断题】旋风除尘器在相同的切向速度下,筒体直径愈大,离心力愈大,除尘效率愈高。
【单选题】水准测量的主要技术要求规定四等水准测量视线标准长度为()。
【单选题】社会主义改造基本完成后,我国国家政治生活的主题是
【简答题】__________ [A] tendency [B] advantage [C] inclination [D] priority