# Category: Computer System Architecture

#### Introduction To Digital System and Numbering System

A numeral system (or system of numeration) is a mathematical notation for representing a set of numbers by symbols in a consistent…

#### What Are The Types of Signals?

Analog Signals An analog or analogue signal is any time continuous signal where some time varying feature of the signal…

#### What Are The Types of Digital Signals?

Representation of Digital Signals Digital systems do not store numbers the way humans do. A human can remember the number…

#### What is Binary Conversion?

The binary numeral system, or base-2 number system, is a numeral system that represents numeric values using two symbols, usually 0…

#### Binary Conversion In Digital System and Numbering System

Binary Conversion Unsigned Binary Counting The simplest form of numeric representation with bits is unsigned binary. When we count upward…

#### What is Sampling?

In signal processing, sampling is the reduction of a continuous signal to a discrete signal. A common example is the…

#### What is Hexadecimal Numeral System?

Hexadecimal, base-16, or simply hex, is a numeral system with a radix, or base, of 16, usually written using the symbols…

#### What is BCD Numeral System?

Binary-Coded Decimal (BCD) is an encoding for decimal numbers in which each digit is represented by its own binary sequence. Its…

#### What is Gray Codes?

The use of binary counting sequences is common in digital applications. For example, an n-bit binary value can be used to identify…

#### What is Binary Addition?

Basic Concepts behind the Binary System To understand binary numbers, begin by recalling elementary school math. When we first learned…

#### What is Binary Subtraction?

Binary Subtraction Just as with addition, we’re going to use the decimal numbering system to illustrate the process used in…

#### What is Floating Point Arithmetic?

Floating Point Arithmetic Binary numbers can also have decimal points, and to show you how, we will once again begin with…

#### What is Hexadecimal Numbers?

Hexadecimal numbers (base 16) can be added using the same method. The difference is that there are more digits in hexadecimal…

#### Introduction to Logic Gates

Unless you are an electrical engineer, an understanding of the operation of transistors is unnecessary. One level above the transistors, however, is…

#### AND Logic Gate

The expression X = A * B reads as “X equals A AND B”. The multiplication sign stands for the ANDoperation, same for ordinary multiplication…