17. Find the value of X in the question below (2mks)

(a) 16₈+1010₂=X₂

(b) Perform the following binary operation (2mks)

1010.11+111.10-101.11

(c)In a certain coding scheme, each character occupies 7 bits. Letters of the alphabet are assigned consecutive codes. If letter N is represented by 1010010.Whatis the representation of letter a in this coding scheme?

(d)Using 8 bit notation find the 2’s complement of the following operation

(e) Differentiate between pure binary and BCD code as used in data representation

f)Brian a supermarket owner complains that management of daily sales is becoming overwhelming

(i) Advice Brian on a retail system that he needs to acquire

(ii) State two input devices that are used in the above stated retail system

Answer rating: 100% (QA)

Answer a b c d e f i Point ... View the full answer