Question

Which architecture provides separate buses for program and data memory?

(a) Harvard architecture

(b) Von Neumann architecture

(c) None of the mentioned

(d) All of the mentioned

I have been asked this question during an online interview.

The above asked question is from Von Neumann and Harward Architectures topic in chapter Microcontroller Basics of Microcontroller

Answer 1

Right answer is (a) Harvard architecture

To elaborate: Harvard Architecture provides separated buses for data and program memory to fetch program and data simultaneously. By doing this access time is reduced and hence performance is increased.