1.7 测验题

1．NPU的加速计算核心是哪个？（　）

A．AI CPU

B．AI Core

C．DDR/HBM

D．DVPP

2．[多选]AI Core的核心单元包含下面哪些？（　）

A．计算单元

B．存储单元

C．控制单元

D．同步单元

3．有如下6个矩阵，其在ND格式下的内存排布和在Nz格式（H₀=3,W₀=2）下的内存排布是什么？（　）

[1,2,3,4]

[5,6,7,8]

[9,10,11,12]

[13,14,15,16]

[17,18,19,20]

[21,22,23,24]

A．ND:1,2,5,6,9,10,3,4,7,8,11,12,13,14,17,18,21,22,15,16,19,20,23,24

      Nz:1,2,5,6,9,10,13,14,17,18,21,22,3,4,7,8,11,12,15,16,19,20,23,24

B．ND:1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,21,22,23,24

      Nz:1,2,5,6,9,10,13,14,17,18,21,22,3,4,7,8,11,12,15,16,19,20,23,24

C．ND: 1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,21,22,23,24

      Nz:1,5,9,2,6,10,3,7,11,4,8,12,13,17,21,14,18,22,15,19,23,16,20,24

D．ND:1,2,5,6,9,10,13,14,17,18,21,22,3,4,7,8,11,12,15,16,19,20,23,24

      Nz:1,2,5,6,9,10,13,14,17,18,21,22,3,4,7,8,11,12,15,16,19,20,23,24

4．下面哪种存储设计为AI Core的计算单元带来了更高的速率和更大的带宽？（　）

A．片上张量缓冲区

B．MBI

C．外部L2缓冲区

D．DDR/HBM