A byte consists of 8 bits.

The base of the hexadecimal number system is 16.

The binary representation of 10 is 1010.

1111 in binary equals 1*2^3 + 1*2^2 + 1*2^1 + 1*2^0 = 15.

A3 in hexadecimal is equal to 163 in decimal.

17 in octal equals 1*8^1 + 7*8^0 = 15.

The octal representation of decimal 8 is 10.

The binary number 1010 converts to decimal 10.

10101 in binary equals 1*2^4 + 0*2^3 + 1*2^2 + 0*2^1 + 1*2^0 = 21.

The two's complement of 0110 is 1010.

2A in hexadecimal equals 2*16^1 + 10*16^0 = 42.

2F in hexadecimal equals 2*16^1 + 15*16^0 = 47 in decimal.

The hexadecimal number system uses base 16.

1110 is the largest binary number among the options.

Hexadecimal numbers use digits 0-9 and letters A-F. 1A3 is valid.

76 is a valid octal number as it only contains digits 0-7.

1020 is not valid in binary as it contains '2'.

1011 + 1101 in binary equals 11000.

The binary representation of 5 is 101.

The binary number 1111 is equivalent to F in hexadecimal.