Computer Fundamentals - Engineering

Q1:

The decimal equivalent of the binary number 11100001111 is

A 1806

B 1807

C 2806

D All of the above

E None of the above

ANS:B - 1807

(11100001111)=1807
1*2^10+1*2^9+1*2^8+0*2^7+0*2^6+0*2^5+0*2^4+1*2^3+1*2^2+1*2^1+1*2^0
=1024+512+256+0+0+0+0+8+4+2+1=1807