In this learning activity you'll explore how computers connected on a network use Ethernet technology.

In this learning activity you'll explore bandwidth.

In this learning activity you'll explore the IPv4 IP address scheme and the planned conversion to IPv6.

In this learning activity you'll examine the format of an IP address and interpret the octet by converting between decimal and binary numbers.

In this learning activity, you’ll identify information hackers use to gain access to a company, explain different types of social engineering attacks, and recognize different solutions to avoid these attacks.

In this learning activity you'll review how a local area network computer uses a subnet mask to determine if its message is intended for a computer on the same network or on a remote network.

Learners view the seven segments of an Ethernet frame and the types of information each represents.

In this learning activity, you’ll be introduced to what the CRC is, the technology behind it, and how it’s performed.

In this learning activity you'll explore what a denial of service attack is and learn how a single hacker can take down an entire system.

In this interactive lesson, learners read and hear instructions for sending an e-mail. Steps are given for composing an e-mail message and for sending it. Students have an opportunity to write their own messages. A quiz follows the instruction.

In this learning activity you'll create a packet filter.

In this learning activity you'll explore the process that servers follow to take a name entered on a computer browser and convert it to an IP address.

Learners view animations showing how hubs and switches work in local area network configurations.

In this learning activity you'll examine the software operation Dynamic Host Configuration Protocol (DHCP), which automatically performs TCP/IP configurations.

In this learning activity you'll review the differences between identification, authentication, and authorization.

In this learning activity you'll examine how electronic converters convert between analog voltages and proportional digital signals.

In this learning activity, we’ll explore how async and await is used in mobile programming to allow multiple tasks to happen at once.

Learners compare animations of analog and digital data signals. A short quiz completes the activity.

In this learning activity you'll explore the physical construction and operation of single-mode and multi-mode fiber-optic cables used in networking.

Explore what DML is including its main commands INSERT, UPDATE, DELETE, and SELECT.