13.Device that establish priority of competing inputs by outputting a binary code representing highest-priority active input is called s0 a) priority encoder 14. BCD, or binary-coded decimal, represents the in terms of binary numbers a) 10 b) linear encoder c) 8b/10b encoder d) email encoder _decimal digits 69 b) 9 c) 16 d) 15 15. The sum of 0101 and 1001 is a) 1011b) 1101c 1010 d) 1110 16. The addition of the two BCD digits 5 and 9 is a) 00010100 b) 00100100 c) 00100010 d) 01001001 17. The difference of 1000 and 0111 is a) 0001 b) 0010 c) 0011 d) 0100 18. The BCD addition of 1000 0110 and 0011 0011 is a) 000100011001 b) 100011001 c) 100110101 19. The BCD addition of 1000 0000 and 0010 0011 is a) 001000000110 b) 000100000011 c)100010001001 20. The BCD addition of 1001 and 1000 is a) 10001 b) 00010111 c) 00110011 d) 101100110