8. Which sequential circuits generate the feedback path due to the cross- coupled connection from output of one gate to the input of another gate? a. Synchronous b. Asynchronous . Both d. None of the above 9. Which memory elements are utilized in asynchronous & clocked sequential circuits respectively? a. Time- delay devices & registers b. Time- delay devices & flip-flops c. Time- delay devices & counters d. Time-delay devices & latches 10. What is the bit storage binary information capacity of any flip-flop? a. 1 bit b. 2 bits c. 4 bits d. 8 bits 11. Explain the race-around condition can occur in a JK flip-flop, and how it can be avoided. [4] 12.Give a reason why asynchronous sequential circuits are not commonly used in practice. 121