Digital Signal Processing(DSP)，has emceed as an important technology for modem electronic systems． It is a form of__________that is one of the newest and hottest fields，and is considered to be the workhorse of choice for many computational-intensive applications．
【正确答案】 A
【答案解析】解析：数字信号处理器是目前电子系统的一种关键性技术。它是一种嵌入式系统的设计，并且是最新的和最热门的领域之一，在许多密集型计算中都会考虑用数字信号处理器来进行实现。