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Question 7[ 20 Marks ] 1. The number of full and half-adders required to add 16-bit numbers is A. 8 half-adders, 8 full-adder2. How much of the following are needed to make 4 * 16 decoder A. one 1*2 and two 3*8 decoders B. two 1*2 and two 3*8 decoder3. how many output lines from a decoder to OR gate we need to implement SUM equation of full adder ? A. 1 B. 2 C. 3 D. 4D. 4 4. [AB(C+BD)+AB]C. which of the following equation is equivalen this equation A. ABC +ABC B. A+BC C. BC D. BC 5.5. ABC+ABC+ABC+ABC+ABC. which of the following equatic equivalent to this equation A. BC+AB+BC B. BC+AB+BC C. BCA. A + BC B. BC+AB+BC C. A+ BC D. A + BC E. A + BC 7. Boolean expression A+B+C is A. sum termE. A + BC 7. Boolean expression A+B+C is A. sum term B. literal term C. product term D. complemented form 8. The equation8. The equation for F(x,y,z)=maxterm(4,6) becomes A. (x+y+z)(x+y+z) B. (x+y+z)(x+y+z) C. (x+y+z)(x+y+z) D. (x+y+z)(x+yD. (X+y+z)(X+Y 9. The equation for F(x,y,z)=minterms(1,3,5) becomes A. xyz + xyz + xyz B. xyz + xyz + xyz C. xyz +10. Four bit parallel adder can add A. two 4 bit binary numbers B. two 2 bit binary numbers C. four bits a time D. four bits

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@ The number of full and Half-addere required to add 16-bit numbers is Answer: 1 half. adder, 15 full-adders ④. one ② How muc© ABC+ABd + A Bc+Agc+ABC is equalto => m (0,3,4,5,1) => K-map BC A 00 ID 017 F= Bc + BC + AB: Angwers BC+ ABA BC ©Max ® The equation to F(8,497) = mozkem (456) becomes Min 4 y 100 X Y Z → (x+y+ Z) 6 3 110 X Y Z (Xt yt =) Answer: A. 6+y

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