সঠিক উত্তর হচ্ছে: Binary Coded Decimal
ব্যাখ্যা: Binary Coded Decimal, or BCD, is another process for converting decimal numbers into binary equivalents. It is a form of binary encoding where each digit in a decimal number is represented in the form of bits. This encoding can be done in either 4-bit or 8-bit (usually 4-bit is preferred).