A numeral system (or system of numeration) is a mathematical notation for representing a set of numbers by symbols in a consistent manner. It can be seen as the context that allows …

Read More »# Computer System Architecture

## 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 is a representation of some other time varying quantity. It …

Read More »## 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 4.5 and understand that it represents a quantity. The digital …

Read More »## 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 and 1. More specifically, the usual base-2 system is a …

Read More »## 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 through the positive integers using decimal, we start with a …

Read More »## What is Sampling?

In signal processing, sampling is the reduction of a continuous signal to a discrete signal. A common example is the conversion of a sound wave (a continuous-time signal) to a …

Read More »## 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 0–9 and A–F, or a–f. Its primary purpose is to …

Read More »## 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 main virtue is that it allows easy conversion to decimal …

Read More »## 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 the position of a rotating shaft as being within one …

Read More »## What is Binary Addition?

Basic Concepts behind the Binary System To understand binary numbers, begin by recalling elementary school math. When we first learned about numbers, we were taught that, in the decimal system, …

Read More »## 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 the binary numbering system for subtraction. There are four possible …

Read More »## 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 decimal numbers. For decimal numbers with decimal points, the standard …

Read More »## 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 than there are in decimal. For example, in decimal, adding 5 and …

Read More »## 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 a set of basic building blocks for digital circuitry. These …

Read More »## 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 of 1s and 0s. The AND operation produces a result of 1 …

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