An abacus. The bottom line is ones, the second is tens, and etc. Basically, it was an ancient calculator.
It is known as computer rather than a calculator as the calculator performs functions with numbers whereas; a computer performs functions with not only numbers but encoding of computer language.
The arithmetic logic unit is a digital circuit that is part of the CPU. Its main functions are to do arithmetic and logic operations.
There is a special part of the CPU that performs Arithmetic and Logical calculations. Its called Arithmetic Logic Unit ( ALU ).
A computer is a programmable machine that receives input, stores and manipulates data, and provides output in the form of answers.A calculator performs arithmetic operations on numbers.
Things that can count.
The unit that performs the arithmetic and logical operations within the processor is called the Arithmetic Logic Unit (ALU).
The ALU performs arithmetic and logic operations. ALU stands for Arithmetic Logic Unit.
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