Question

We are accustomed to decinnial form of stating numbers. For example `127` stands for `100+20+7`. There is a binary from of numbers, useful in computers. Here `1011` stands for `8+0+2+1`. The binary from for decimal number `45` will be
A. `101101`
B. `110101`
C. `101010`
D. `110011`

Answer 1

Correct Answer - A
In steps of `2^(n)`, we have `32+16+8+4+2+1`. To get `45`, we need `101101`. There are other ways also.