Question

In tightly coupled systems, the microprocessors share

(a) common clock

(b) bus control logic

(c) common clock and bus control logic

(d) none of the mentioned

I got this question during an interview.

The doubt is from Tightly Coupled and Loosely Coupled Systems topic in section Multimicroprocessor Systems of Microprocessor

Answer 1

Right choice is (c) common clock and bus control logic

Easiest explanation: The microprocessors share a common clock and bus control logic, in a tightly coupled system.