"sers/Naseem%20lbra/Downloads/Documents/QP.pdf Student Name: 19 A multiplexer is used to accept data from many input sources for transmission over a common shared line as shown in Figure CI MPP D. G D w By Figure B19 When A=1, B=1, which of the inputs is present in the output Y. What must be the value for A and B so that Laptop sound card will be selected? [O [O HI) Construct the truth table, write the logic function and draw the logic diagram of the given [4 multiplexer 20 For the given Boolean expression Y-ABCD - A B.CD-AB.CD-ABCD-AB.CD-ABCD-AB.CD-ABCD Evaluate the simplified expression by constructing K-Map ii) Build the truth table for the given logic expression. [ [