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How many 2-to-4 decoder are needed to build a 6-to-64 decoder? Select one: Spark O A. 18 O B. 19 O C. 20 O D. 21 If a 3-input NOR gate has eight input possibilities, how many of those possibilities will result in a HIGH output? Select one: O A. 3 Spark OB. 1 OC.2 OD.4 AB 00 ol 11 10 80 0 0 0 CD Spar 0 0 o 0 How many terms in POS simplified form of the following K-map? Select one: O A. 4 B.5 O C.3 0 0.2 The number of half adder used to build 10-bits adder Select one: O A. 19 OB. 10 O C. 20 O D. 9 To represent 3-inputs NOR using 2-inputs gates, we need. Select one O A. TWO (2-inputs NAND) O B. One (2-inputs OR) + one (2-inputs NOR) one 12 O C. TWO (2-inputs NOR) O D.One (2-inputs And) + one (2-inputs NAND) Determine how many (2-to-4 decoders) with OR gates needed to implement 2-bit comparator Select one: O A. 5 Spark B. 1 C.2 D.4. To represent the function in the following truth table, it is better to use? A B C F(A,B,C) 0 0 0 0 0 0 1 0 0 1 1 0 0 0 1 1 1 1 1 0 0 0 1 0 1 0 1 1 1 0 park 1 1 1 Select one: O A. Sum of maxterm B. Sum of minterm C Product of minterm OD. Product of maxterm The simplified POS of the following K-map is AB 00 01 11 100 00 0 1 1 1 1 1 01 1 1 1 1 1 1 1 CD 11 1 1 1 1 1 10 0 0 Select one OA (A+B+D'C'+D) OB. (A+B+DC+D) OC (A+B+CXC+D) OD (A+B+DUC-DI