do it all please

Question 4 (5 marks) [1+2+2] 4 (a). Refer the Fig. 4.1 and write the values [Cout, S3, S2, S1, SO] when 4-bits of A = B are equal to 1111 and K =1. Show the method D O Fig. 4.1: Q. 4) 4 (6). Refer the Fig. 4.2 and express the Boolean function in SOP form. Show the method NO EI 15- 3 IM sis Fig. 4.2: Q.4(b) 4(e). Refer the Fig. 4.3 and find the minterms for the function C(W,X,Y,Z). Show the method DLOOOO w X Fig. 4.3: Q. 40 Fig. 4.5Q. 400) Question 5 (7 marks) (5+2) 5 (a). Design a 2-bit up-counter using JK FFs with negative edge triggered clock and states as (Q1 QOJ. You must explain the working towards your answer such as state diagram, state table, excitation table, simplified input equations, state equations and the designed circuit. 5(b). Write the state equations for the sequential circuit shown in Fig. 5.1. CU Fig. 5.1: Q.5(b)