Skip to content
Related Articles

Related Articles

Improve Article

GATE | GATE-IT-2004 | Question 49

  • Last Updated : 19 Nov, 2018

A CPU has only three instructions I1, I2 and I3, which use the following signals in time steps T1-T5:

I1 : T1 : Ain, Bout, Cin
T2 : PCout, Bin
T3 : Zout, Ain
T4 : Bin, Cout
T5 : End

I2 : T1 : Cin, Bout, Din
T2 : Aout, Bin
T3 : Zout, Ain
T4 : Bin, Cout
T5 : End

I3 : T1 : Din, Aout
T2 : Ain, Bout
T3 : Zout, Ain
T4 : Dout, Ain
T5 : End

Which of the following logic functions will generate the hardwired control for the signal Ain ?
(A) T1.I1 + T2.I3 + T4.I3 + T3
(B) (T1 + T2 + T3).I3 + T1.I1
(C) (T1 + T2 ).I1 + (T2 + T4).I3 + T3
(D) (T1 + T2 ).I2 + (T1 + T3).I1 + T3


Answer: (A)

Explanation:

Quiz of this Question

Attention reader! Don’t stop learning now.  Practice GATE exam well before the actual exam with the subject-wise and overall quizzes available in GATE Test Series Course.

Learn all GATE CS concepts with Free Live Classes on our youtube channel.

My Personal Notes arrow_drop_up
Recommended Articles
Page :