November 24, 2021

Installing PostgreSQL and Configuration

Installing PostgreSQL is easy but user creation and setting for user password can create issue. You can install the PostgreSQL on Linux server by using some […]
June 22, 2021


There are four different types of computers when we classify them based on their performance, capacity, and size. These are, Super Computers Mainframe Computers Mini Computers […]
April 27, 2021

Register for the vaccination

Where should I register for the vaccination? Register on the Co-WIN Portal and schedule your vaccination appointment. Where can I get the vaccine from? Vaccines are available from […]
April 2, 2021

Enumerating Remote Systems

An attacker can obtain the IP address of a remote system using a number of different techniques. Some of the most popular enumeration techniques include such […]
March 22, 2021

Port Number

Every system connected to the internet has a number of ports open on it. Ports are basically virtual doors that allow the inflow and outflow of […]
March 8, 2021

Special IP Address

There are a few special IP addresses on the internet which are used only under special circumstances: :- The limited-broadcast IP Address. The limited IP address […]
March 5, 2021

lab6 packet tracer – skills integration challenge(CCNA-Lab)

My friend asks me a question about the CCNA lab, after checking the whole question and addressing the table I found the solution that, you can […]
February 22, 2021


SUBNET ADDRESSING We have studied in the previous post about “IP Addresses” of all hosts connected to the Internet are divided into two parts:- 1) The […]
February 9, 2021


IP Address:- An IP address is a 32-bit decimal number that normally written as four numbers between 1 and 255 (8bits, or 1 byte) each separated […]
September 2, 2020

Google Authenticator Two-Factor Authentication on CentOS 7

if you are using vas services or some important site/data and you think that’s secure. then you are thinking wrong because there are too many people […]
May 30, 2020

Result NIELIT O-Level 2020

The result of nielit o-level has been declared on 29 May of 2020. But due to heavy load site is unable to respond and the response […]
April 2, 2020

WordPress with a remote database

Connecting WordPress site with a remote database (Database on another server) is a simple task. I checked huge websites and videos for connecting the WordPress website […]
March 30, 2020

Introduction concept of programming

Computer Programmer:- It is the process of writing, testing and maintaining the source code of computer language. The source code is a code that is written […]
March 11, 2020

Input, Output and Storage

Basically Computer is a combination of input, output and storage devices.So let’s start understanding each one. Input Devices Simply, The devices through which the user can […]
March 3, 2020


The computer is an electronic device which is used to store the data, as per given instructions it gives results quickly and accurately.Data: Data is a […]
March 2, 2020

syllabus O-level

I am going to upload all of these topics one by one on this, I will help you in the O-level exam and other computer examination […]
February 27, 2020

PhpMyAdmin On VPS

Most of the users are recommended php_my_admin for connecting with the database. Because php_my_admin is user-friendly and its GUI is better than MySQL. In this Developers […]
February 19, 2020

Asterisk On Linux

Installing Asterisk on Linux is not a big task but if you know about that the asterisk, then it is easy to install. you need some […]
February 18, 2020

Install OpenShot on Linux

One of my friends asked me to install the video editing software on Linux, Mostly these video editing software is used windows user. But what about […]
February 12, 2020

Introduction to Computer

Computer Full-Form Of COMPUTER is ” Common Operating Machine Purposely Used for Technological and Educational Research ” Computer is an electronic device for storing and processing […]
February 10, 2020

Microsoft ending Support For Windows 7

Microsoft has announced that they will not provide any update and support to windows7. So you are one of those people who are still using Windows […]
January 24, 2020

Basic Of Networking -3

For understanding the networking we have to need know many of things which helps us on further. Note  :- I am writing this in simple manner […]
January 24, 2020

Basic Of Networking -2

For understanding the networking we have to need know many of things which helps us on further. WAN Use devices :- 1. Router 2. Technology 3. […]
January 24, 2020

Basic Of Networking

Basic Of Networking For understanding the networking we have to need know many of things which helps us on further. Now I am going to start […]
January 24, 2020

What is CCNA?

Cisco Certified Network Associate Certification Course; popularly known as CCNA certification is Cisco’s most well-known certification, and one of the most looked for career credentials in […]
January 24, 2020

Install PHP 7

The installation of PHP on a server is very simple. It is not a big task only when you know some things that you have to […]
January 24, 2020

Python Installing On Linux Server

ON Linux server they provide Python 2.7 version by default . But This version is very older. And when developer write code in latest python like […]
January 24, 2020

Linux Server Security

Linux Server Security Server security is most important. Hacker are more updated then the developers and administrator. They hack our server and  misuse. Hacker can do […]
January 24, 2020

Ports That used for Services

Ports That used for Services The ports used for giving path to enter in the system. A port is an endpoint of communication. All the connections are […]
January 24, 2020

CSF Firewall .

CSF Firewall . CSF stands for “Config Server Firewall “. This firewall is used in linux server for security. It is a free and advanced firewall for […]