Big Data – Categories, Attributes, Applications & Hadoop

Big Data technology has seen a rapid growth in recent years. Big Data tools like Hadoop etc are extensively used in various fields. This post will discuss it, its functionalities, categories, attributes, applications and advantages as well as disadvantages. What is ...

What is RS 232 ?

RS 232 stands for Recommended standard number 232. RS-232 ,as an interface, has been a standard from many years for interconnecting a Data Circuit Terminating Equipment (DCE) with a Data Terminal Equipment (DTE). Various forms of RS 232 ...

Programmable Logic Controller

A Programmable Logic Controller can be defined in many ways. It can be defined as a program controlled electronic equipment with a reprogrammable memory for storing a set of commands which is used for ...

Null Modem cable

Null Modem Cable. A null modem cable is a form of RS-232 standard where the transmit and receive lines are cross linked. Normally a straight through serial cable is used with this kind of adapter. ...