【简答题】某机字长为 32 位,其存储容量是 KB ,按字编址它的寻址范围是多少?若主存以字节编址,试画出主存字地址和字节地址的分配情况。
【简答题】某机器字长为32位,其存储容量KB,按字编址其寻址范围是多少?若主存以字节编址,试画出主存字地址和字节地址的分配情况。
【单选题】The infant learns to raise his head first, then to raise his chest, then to sit, stand and walk, which reflects the sequence(顺序) of human growth and development.
【单选题】某计算机存储器按字节编址,主存地址空间为 MB ,现用 4M × 8 位的 RAM 芯片组成 32MB 的主存储器,则存储器地址寄存器 MAR 的位数至少是( )
【单选题】What does the sentence 'A bird learns to sing and to fly rapidly at the right time... ? '(Para. 3) mean?
A.
A bird learns to sing and fly after twelve weeks.
B.
A bird learns to sing and fly when it is old enough.
C.
An infant learns to smile and make vowel-like sounds at twelve weeks.
D.
A bird learns to sing and fly fast at a certain stage.
【判断题】MPI 单边编程调用的块指令为 SFC67 及 SFC68 。
【单选题】假定某32位计算机按字节编址,其L1 data cache数据区容量为32KB,主存块大小为B,采用8路组相联方式。假定某变量的主存地址为4090,则该变量所在主存块应该映射到的cache行号为( )。
【判断题】报废的动力电池不能满足车辆使用要求,可直接扔掉。