Digital Concepts - Technical MCQs

Q1:

Give the decimal value of binary 10010.

A 610

B 910

C 1810

D 2010

ANS:C - 1810

8421 code is calculated method of 1*2^0+1*2^1+1*2^2+1*2^3+1*2^4+.....=1 2 4 8 16 32.