Amazon S3, short for Simple Storage Service, is one of the most foundational AWS services. Along with services like EC2 and Lambda, S3 shows up in almost every real cloud architecture because appli...

Amazon EC2, short for Elastic Compute Cloud, is the AWS service used to create and manage virtual servers in the cloud. In a traditional data center, applications usually run on physical servers ow...

Cloud computing has fundamentally changed how modern applications are built, deployed, and scaled. Before jumping into building on AWS, it is crucial to understand the foundational concepts — what ...

The netstat is used for Network Monitoring and Troubleshooting. It stands for the Network Statistics. The netstat is a command-line network utility that displays: network connections for tcp, ud...

There are 3 redirects: Basically, when we run a command in terminal, belwo three files are created. Company File Descriptor Standard Input (stdin) ...

The software utility cron also known as cron job is a time-based job scheduler in Unix-like computer operating systems. Users who set up and maintain software environments use cron to schedule job...

Types of Permissions in Linux r: read w: write x: execute Permissions (rwx) levels u: current user g: group in which user belongs to o: others a: all How to chagne permissions...

chown: To change the user ownership Input: chown -c <user> <filename> Ouput: Changed the owner ship of the filename to the given user. chgrp: To change the group owner...

The top (table of processes) command shows a real-time view of the running processes in Linux and displays kernel-managed tasks. The command also provides a system information summmary that shows r...

ps stands for process status. This command is used to display all the running processes in the linux system. To display all the running processes in the current shell Syntax: ps [OPT...