Category: Technology Home

Recursive C program for Binary search

Below is an example Recursive C program to perform Binary – int binsearch(int low, int high, in a, X){ int mid; if(low > high){ return(-1);...

Mobile Communication Services

One of the fastest growth rates in the telecommunications industry anywhere in the world is that of mobile radio communication devices. The basic architecture of...

Digitized Phone Services (E-10B)

Olden form of phone systems involved manual exchanges which involved a great task in switching and routing of calls to various subscribers that increased network...

Early Evolution of Data Commmunication Systems

It’s helpful for data communication and IT students to understand the evolution of Data communication systems. The first phase in the evolution of data communication...

Data Communication and its basic setup

Data Communications is the function of transferring a digital signal from one digital device to another. Data transmission and data communications mean two different things....

Traversing a Binary Tree in Preorder

A binary tree can be traversed in two basic ways – preorder and postorder. Explained below is the process or preorder traverse of a binary...

Binary Tree

Binary Tree is a basic data structure that is used behind the scenes of all major technologies whether it’s a Database system or operating system,...

Finding Torque and power transmitted

Here is an interesting problem and solution to calculate torque and power transmitted of a shaft and pulley system. You can easily extend this to...

Finding power transmitted by a pulley

Here is a real life mechanical problem to solve – Two parallel shafts whose center lines are 4.8m apart are connected on an open belt...

Gauss Jordan Elimination Method

Here is a well explained solution to solve a set of equations using Gauss Jordan Elimination method –...

Gauss Elimination Method

Below is a well explained solution for a set of equations using Gauss Elimination method. Enjoy!  ...

Master Electric Connection

We will see how to operate 3 lamps using a master switch and also simultaneously operating them....

Fluorescent Tube connection

Below is a simple step by step description of a Fluorescent Tube connection. We will see the list of materials needed, the procedure to build...

Proving Inversion Mapping

Here we venture to prove that Inversion Mapping maps the totality of circles lines in the Z plane on to the same that of W plane...

Finding Linear Fractional Transformation

Ok, here is a beautiful mathematical solution to find the Linear Fractional Transformation which maps |Z| <= 1 on to |W| <=1 such that Z =...

ARP – Address Resolution Protocol

ARP or Address Resolution Protocol is used to map Internet addresses to physical addresses. Address resolution is the process of mapping Internet IP addresses into...

Weaknesses of IP address

Below are couple major weaknesses of IP addresses – A machine cannot be assigned a permanent IP address i.e. it should change when the machine...

Network & Broadcast address

Network and Broadcast address are derived from the general IP addresses and are used for specific or reserved applications. Network address refers to the IP...

Internet Addresses

Internet address refers to the unique identification or address assigned to each machine in the physical network. The basic need for assigning Internet address is...

Internet Architecture

As shown above, the Internet consists of various physical networks (Net1 … Netn) connected together as a single large network. Each network may have host...

Internetworking Concept and Architectural Model

Internetworking is the technology that makes it possible to interconnect many disparate physical networks with diverse underlying hardware technologies and make them function as a coordinated...

ARPANET Technology

ARPANET (Advanced research project agency network) is the oldest wide area packet switched network build by the DARPA (Defense advanced research project agency). Physically ARPANET...

ProNET variation – Start topology

ProNET variation as star topology is as shown below – The 3 hosts are connected logically by a ring connection and physically by a start...

ProNET 10 Token recovery

ProNET 10 token recovery is essential to handle situations of loss of token when the host want to transmit. Such token loses occur due to...

ProNET Token Ring Technology

ProNET Token ring technology is an alternative to ethernet technology and it also works fairly good speeds. It uses token ring technology- Token ring network...

Ethernet Variations

Ethernet technology started with using the costly coaxial cables. Now it is possible to carry ethernet frames over cost-effective and cheaper twisted pair cables supporting...