LANs, WANs & MANs.

LAN (Local Area Network) LANs, WANs & MANs LAN stands for (local area network). A LAN is a group of computers and devices that are in a specific location. The devices connect to the LAN with an Ethernet cable or through Wi-Fi. LANs come in many sizes. A group of...

HTTP Response Status Codes

HTTP response status codes indicate whether a specific HTTP request has been completed. Responses are all grouped together into 5 groups: informational responses, redirects, successful responses, client errors, and servers errors. Information responses 100 Continue...

Systems architecture

Systems architecture Von Neumann architecture is most of the computers we use today. The fetch-decode-execute cycle describes how a processor (CPU) functions. A general purpose computer is a system that was created soley for managing multiple tasks. (This is not the...

Different types of Encryption

There are two types of encryption in use today: symmetric and asymmetric encryption.  What is symmetric encryption?  Symmetric encryption is when the same key is used to encrypt and decrypt files. This means that the data must be sent in...

Network Protocols

What is a Protocol? Protocol, in computer science, a set of rules or procedures for transmitting data between electronic devices, such as computers. In order for computers to exchange information, there must be a preexisting agreement as to how the information will be...