系统有某类资源18个单元供若干进程共享。若每个进程申请的资源量不超过5个，为保证不发生死锁应限定共享该类资源的进程数最多为()
A、3B
暂无解析
Bodylanguagealsocalled:
_____thishashappenedonoccasion,thisistheexceptionanddefinitelynottherule.
Ostrichchicksrearedonfarms____.
Nowadaysitismoreconvenientandeasierforpeopletotraveltoothercountries.Doyouthinkthepositiveeffectsexceedthenegativeeffects?
Inordertosetupherresearchprogramme,Shonagot____.
