Digital Electronics - Study Mode

[#131] The 9's complement of the decimal number 4567.86 is:
Correct Answer

(D) 5432.13

[#132] What is output 'Z' of an EX-OR gate, where all inputs are set at $$overline { ext{A}} $$
Correct Answer

(D) Z = 0

[#133] The dual of A + B + C is
Correct Answer

(A) A.B.C

[#134] The counter that has a modulus of 64 should use a minimum of
Correct Answer

(A) Six flip-flops

[#135] Consider a multiplexer with X and Y as data inputs and Z as control input. Z = 0 selects input X and Z = 1 selects input Y. What are the connections required to realize the 2-variable Boolean function f = T + R, without using any additional hardware?
Correct Answer

(A) R to X, 1 to Y, T to Z