I

FIRST SESSIONAL

DE(cse 3rd SEM)

TIME DURATION: 1HR 30 MINS MM:30 MARKS

Q.1. Explain SOP form with the help of example. (10)

Q.2.

(i) Add the following binary numbers:

(a) A= (10111)2 B=(11001)

(b) A= (11011) B= (11101)

(ii) Subtract the following binary numbers:

(a) A= (11011) B= (10110)

(b) A= (38)10 B=(29)10

(iii) Obtain 2’s complement of (5)10

Q3. Conversion of the following numbers.

(a) Convert binary to decimal

(11101)2 = ( )10

(b) convert decimal to binary

(236)10 = ( )2

(c) convert binary (1011) to gray.

(d) convert 1110 gray to binary.