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] 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 16, 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 11, 2024

Article

[Featured Image] Two people 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 11, 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 16, 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 11, 2024

Article

Explore popular IT courses

Microsoft

Skills you'll gain: Computer Hardware, Data Storage Technologies, Data Storage, Hybrid Cloud Computing, Systems Administration, Generative Model Architectures, Enterprise Application Management, Network Support, Hardware Architecture, Data Management, Data Maintenance, System Configuration, Network Protocols, Microsoft Teams, Productivity Software, Security Controls, Help Desk Support, Debugging, Multi-Factor Authentication, Cloud Computing

Category: Job Skills

IBM

Skills you'll gain: Information Technology, Computer Hardware, Cloud Computing, Network Troubleshooting, Software Installation, Technical Support and Services, Help Desk Support, Cybersecurity, Cloud Infrastructure, Cyber Attacks, Information Technology Operations, Hardware Troubleshooting, Data Storage, General Networking, Database Software, Operating Systems, Package and Software Management, Computer Security Awareness Training, Peripheral Devices, Project Management

EDUCBA

Skills you'll gain: Disaster Recovery, Hardware Architecture, Computer Hardware, Database Management, Relational Databases, Computer Systems, Databases, Computer Architecture, Cybersecurity, Operating Systems, Cyber Attacks, SQL, TCP/IP, Information Technology, Database Systems, General Networking, Information Systems Security, Cyber Security Policies, Networking Hardware, Security Management

Mixed · Course · 1 - 4 Weeks

[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 9, 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 communicating via technology, you need physical components 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 8, 2024

Article

[Featured Image] A person in an orange shirt who works in service design is working on their 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 8, 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 7, 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 7, 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? 2026 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 4, 2024

Article

[Featured Image] Thanks to client-server architecture, a business person sitting at a table working on their 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 3, 2024

Article

[Featured Image] A person works on a laptop in a data center that stores data users can access through Gigabit Ethernet.

What Is Gigabit Ethernet?

Are you thinking of upgrading your Ethernet? Explore Gigabit Ethernet, including how it works, its uses, and how Gigabit Ethernet compares to other Ethernet types.

October 2, 2024

Article

[Featured Image] A person sits at their desk with a laptop and is using a wide area network to communicate with their colleagues.

What Is a Wide Area Network, and Who Needs One?

Discover the world of wide area networks and their importance in today’s society, including what they are, how they differ from LANs, and tips on building your knowledge in this area.

October 1, 2024

Article

[Featured Image] Two people 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 11, 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 9, 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 communicating via technology, you need physical components 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 8, 2024

Article

[Featured Image] A person in an orange shirt who works in service design is working on their 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 8, 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 7, 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 7, 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? 2026 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 4, 2024

Article

[Featured Image] Thanks to client-server architecture, a business person sitting at a table working on their 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 3, 2024

Article

[Featured Image] A person works on a laptop in a data center that stores data users can access through Gigabit Ethernet.

What Is Gigabit Ethernet?

Are you thinking of upgrading your Ethernet? Explore Gigabit Ethernet, including how it works, its uses, and how Gigabit Ethernet compares to other Ethernet types.

October 2, 2024

Article

[Featured Image] A person sits at their desk with a laptop and is using a wide area network to communicate with their colleagues.

What Is a Wide Area Network, and Who Needs One?

Discover the world of wide area networks and their importance in today’s society, including what they are, how they differ from LANs, and tips on building your knowledge in this area.

October 1, 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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