Top 350+ Solved Digital Electronics and Logic Design MCQ Questions Answer
Q. When signed numbers are used in binary arithmetic, then which one of the following notations would have unique representation for zero.
a. sign- magnitude.
b. 1’s complement.
c. 2’s complement.
d. 9’s compleme nt.
Q. 1’s complement representation of decimal number of -17 by using 8 bit
a. 1110 1110
b. 1101 1101
c. 1100 1100
d. 0001 0001
Q. Convert decimal 153 to octal. Equivalent in octal will be
a. (231)8
b. ( 331) 8
c. ( 431) 8 .
d. none of these.
Q. How many two-input AND and OR gates are required to realize Y=CD+EF+G
a. 22
b. 23
c. 33
d. none of these
Q. When an input signal A=11001 is applied to a NOT gate serially, its output signal is
a. 111
b. 110
c. 10101
d. 11001