【名词&注释】
服务器(server)、传播速度(propagation velocity)、数据传输率(data transfer rate)、令牌环网(token ring network)
[单选题]You are performing two sums: the first is a sum of two scalar variables and the second is a matrix sum of a pair of two- dimensional arrays-size 1000 by 1000.What speedup is achieved when the calculations are performed on size 1000 processors?
A. 50
B. 100
C. 999
D. none of the above