AWS, JavaScript, React - Deploy Web Apps on the Cloud - Linux Maintenance Commands

This lecture covers the basics of administering an Ubuntu server, including logging in using Putty, understanding the welcome message, and checking system resources. It emphasizes the importance of keeping the server updated to avoid security vulnerabilities. The lecture also provides an overview of APT commands used for package management, such as update, upgrade, and dist-upgrade, and demonstrates how to execute these commands to maintain the server.

What is the first step to connect to an Ubuntu server using Putty?

• Enter the passphrase

• Type in the username

• Double click putty.exe

• Enter the server's IP address

Why is it crucial to keep the server updated?

• To increase storage capacity

• To prevent security vulnerabilities

• To enhance user interface

• To improve server speed

What command is used to view a list of upgradable packages?

• Apartment update

• Apartment list --upgradable

• Apartment install

• Apartment remove

What is the primary function of the Apartment command?

• To manage software packages

• To configure network settings

• To manage user accounts

• To monitor system performance

What is the role of repositories in the Ubuntu package management system?

• To host software packages

• To store user data

• To configure security settings

• To manage server logs

Which command upgrades packages without removing existing ones?

• Apartment dist-upgrade

• Apartment upgrade

• Apartment install

• Apartment update

What does the Apartment dist-upgrade command do differently from Apartment upgrade?

• It only installs new packages

• It removes all existing packages

• It installs and removes packages to satisfy dependencies

• It only updates the package index