IT

Discover the possibilities of a career in IT by exploring the skills and certifications needed for exciting roles in IT support, cybersecurity, cloud computing, and more.

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[Featured Image] In a server room, a network operations engineer examines a server while holding a tablet.

What Does a Network Operations Engineer Do? (And How to Become One)

Network operations engineers are vital to keeping a business’s computing network functioning properly. Learn more about a network operations engineer job description, as well as the skills, education, and experience necessary for the role.

October 23, 2024

Article

[Featured Image] A woman looking at a computer monitor using exFAT to organize her files.

ExFAT vs. FAT32: Deciding Between the Two

When building a file system that suits your unique needs, you will want to know how to decide between exFAT and FAT32. This primer offers the basic pros and cons of each, along with their applications, to help you decide between them.

October 22, 2024

Article

[Featured Image] An IT support specialist shakes hands with a potential employer during a job interview.

8 IT Support Interview Questions and How to Answer Them

Reviewing possible IT support interview questions is an excellent way to prepare for your upcoming interview. Explore these eight sample questions to walk into your meeting feeling confident and ready to shine.

October 17, 2024

Article

[Featured Image] In a server room, a network operations engineer examines a server while holding a tablet.

What Does a Network Operations Engineer Do? (And How to Become One)

Network operations engineers are vital to keeping a business’s computing network functioning properly. Learn more about a network operations engineer job description, as well as the skills, education, and experience necessary for the role.

October 23, 2024

Article

[Featured Image] A woman looking at a computer monitor using exFAT to organize her files.

ExFAT vs. FAT32: Deciding Between the Two

When building a file system that suits your unique needs, you will want to know how to decide between exFAT and FAT32. This primer offers the basic pros and cons of each, along with their applications, to help you decide between them.

October 22, 2024

Article

Explore popular IT courses

Status: Free Trial
Status: AI skills

Microsoft

Skills you'll gain: Microsoft 365, Network Security, Business Software, Computer Hardware, Cybersecurity, Microsoft Office, Desktop Support, Virtual Private Networks (VPN), Network Troubleshooting, Technical Support, Hardware Troubleshooting, Generative AI, Operating Systems, Collaborative Software, System Support, Network Protocols, TCP/IP, Application Security, Microsoft Teams, Cloud Computing

4.8
Rating, 4.8 out of 5 stars
1.3K reviews

Beginner · Professional Certificate · 3 - 6 Months

Status: Free Trial
Status: AI skills

Google

Skills you'll gain: IT Security Architecture, Computer Networking, Operating System Administration, Package and Software Management, Network Troubleshooting, Version Control, IT Automation, Systems Administration, IT Infrastructure, TCP/IP, Git (Version Control System), Chef (Configuration Management Tool), Network Security, Ruby (Programming Language), File Systems, Microsoft Windows, Computer Hardware, Technical Support, Interviewing Skills, Professional Development

Build toward a degree

4.8
Rating, 4.8 out of 5 stars
208K reviews

Beginner · Professional Certificate · 3 - 6 Months

Status: Free Trial

IBM

Skills you'll gain: Information Technology, Computer Hardware, Cloud Computing, Network Troubleshooting, Software Installation, Technical Support and Services, Cybersecurity, Hardware Troubleshooting, Data Storage, Database Software, Operating Systems, Computer Networking, IT Infrastructure, Virtual Private Networks (VPN), Project Management

4.7
Rating, 4.7 out of 5 stars
251 reviews

Beginner · Course · 1 - 3 Months

[Featured Image] A computer networking learner studies the function of data packets and internet protocol.

What Are Data Packets?

Data packets are the fundamental units of communication for devices connected to the internet. Explore their role in internet protocol and other details to gain a deeper understanding of computer networking.

October 12, 2024

Article

[Featured Image] Two women on a video call using a computer as a full duplex as both computers are transmitting and receiving information.

What Is Full Duplex and How Is It Used?

Full-duplex design allows computers to send and receive information at the same time. Learn about the full duplex communication mode, including the type of data transmission used, devices that use it, and the difference between half duplex and simplex.

October 12, 2024

Article

[Featured Image] A young computer user explains how network interface cards work to allow their parent’s laptop and other devices to connect to the network.

Network Interface Cards: What They Are and Where to Buy Them

Network interface cards provide network connections for your devices. Installing this critical hardware in your computers or servers keeps you connected to the networks you need. Find out more about these essential computing cards.

October 10, 2024

Article

[Featured Image] A female network engineer stands in a server room with a laptop looking at the physical layer mechanics

What Is the Physical Layer: A Beginner’s Guide

When you communicate with someone via technology, you need physical devices to receive and transmit information. They are the “physical layer” of the Open System Interconnection (OSI) model. Learn more about OSI and the function the physical layer plays.

October 9, 2024

Article

[Featured Image] A man in an orange shirt who works in service design is working on his desktop.

What Is Service Design?

Service design focuses on the service aspect of a design project. Explore how service design can help you develop design processes that center on user experience and how to begin a career that uses it..

October 9, 2024

Article

[Featured Image] Aspiring computer network architects learn about CSMA and its importance in data collision avoidance in a classroom setting.

What is CSMA?

CSMA, or Carrier Sense Multiple Access, is a network protocol for managing data transmission and avoiding collisions on shared communication channels. Explore the different types of CSMA protocols and their importance in network communications.

October 8, 2024

Article

[Featured Image] A woman with red curly hair smiles while studying the OSI model on her laptop computer in her home office.

OSI Model: An Overview

The open systems interconnection (OSI) model is a multi-layered framework for network communications. Explore the OSI model below, including each layer that allows it to operate.

October 8, 2024

Article

[Featured Image] An enterprise architect walks a new employee through some of the tasks they will handle as part of the team as they review content on a laptop with a whiteboard in the background.

What Does an Enterprise Architect Do? 2025 Career Guide

Enterprise architects have the important responsibility of handling the maintenance and optimization of an organization’s information technology (IT) networks. Explore the job in more detail and learn how to become an enterprise architect below.

October 5, 2024

Article

[Featured Image] Thanks to client-server architecture, a businesswoman sitting at a table working on her laptop has a positive user experience.

What Is Client-Server Architecture?

Client-server architecture is a key component of a functioning user experience. Learn more about what client-server architecture is, the different parts of a client-server network, and why they are important for businesses and networking.

October 4, 2024

Article

[Featured Image] An IT support specialist shakes hands with a potential employer during a job interview.

8 IT Support Interview Questions and How to Answer Them

Reviewing possible IT support interview questions is an excellent way to prepare for your upcoming interview. Explore these eight sample questions to walk into your meeting feeling confident and ready to shine.

October 17, 2024

Article

[Featured Image] A computer networking learner studies the function of data packets and internet protocol.

What Are Data Packets?

Data packets are the fundamental units of communication for devices connected to the internet. Explore their role in internet protocol and other details to gain a deeper understanding of computer networking.

October 12, 2024

Article

[Featured Image] Two women on a video call using a computer as a full duplex as both computers are transmitting and receiving information.

What Is Full Duplex and How Is It Used?

Full-duplex design allows computers to send and receive information at the same time. Learn about the full duplex communication mode, including the type of data transmission used, devices that use it, and the difference between half duplex and simplex.

October 12, 2024

Article

[Featured Image] A young computer user explains how network interface cards work to allow their parent’s laptop and other devices to connect to the network.

Network Interface Cards: What They Are and Where to Buy Them

Network interface cards provide network connections for your devices. Installing this critical hardware in your computers or servers keeps you connected to the networks you need. Find out more about these essential computing cards.

October 10, 2024

Article

[Featured Image] A female network engineer stands in a server room with a laptop looking at the physical layer mechanics

What Is the Physical Layer: A Beginner’s Guide

When you communicate with someone via technology, you need physical devices to receive and transmit information. They are the “physical layer” of the Open System Interconnection (OSI) model. Learn more about OSI and the function the physical layer plays.

October 9, 2024

Article

[Featured Image] A man in an orange shirt who works in service design is working on his desktop.

What Is Service Design?

Service design focuses on the service aspect of a design project. Explore how service design can help you develop design processes that center on user experience and how to begin a career that uses it..

October 9, 2024

Article

[Featured Image] Aspiring computer network architects learn about CSMA and its importance in data collision avoidance in a classroom setting.

What is CSMA?

CSMA, or Carrier Sense Multiple Access, is a network protocol for managing data transmission and avoiding collisions on shared communication channels. Explore the different types of CSMA protocols and their importance in network communications.

October 8, 2024

Article

[Featured Image] A woman with red curly hair smiles while studying the OSI model on her laptop computer in her home office.

OSI Model: An Overview

The open systems interconnection (OSI) model is a multi-layered framework for network communications. Explore the OSI model below, including each layer that allows it to operate.

October 8, 2024

Article

[Featured Image] An enterprise architect walks a new employee through some of the tasks they will handle as part of the team as they review content on a laptop with a whiteboard in the background.

What Does an Enterprise Architect Do? 2025 Career Guide

Enterprise architects have the important responsibility of handling the maintenance and optimization of an organization’s information technology (IT) networks. Explore the job in more detail and learn how to become an enterprise architect below.

October 5, 2024

Article

[Featured Image] Thanks to client-server architecture, a businesswoman sitting at a table working on her laptop has a positive user experience.

What Is Client-Server Architecture?

Client-server architecture is a key component of a functioning user experience. Learn more about what client-server architecture is, the different parts of a client-server network, and why they are important for businesses and networking.

October 4, 2024

Article

In today's rapidly evolving technological landscape, IT professionals with specialized skills are highly sought after across many industries. A career in IT provides the opportunity to harness your technical expertise to drive innovation and streamline business processes. Delve into the diverse career paths, critical skills, and various roles within the IT field to embark on a fulfilling and impactful career that shapes the future of technology.

Ready to start learning? Explore our catalog of IT support, network, and cloud computing courses for beginners and experienced professionals. 

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