What is Network Cable? Network cable is an item of networking hardware that is used to transfer data from one computer or device to another. There are many types of networking cable that can be used depending upon the topology, size, budget and coverage area of the network. The data rate of a network cable […]
The Open Systems Interconnection (OSI) Model
What is the OSI Model? The OSI Model is used to explain the functions of each aspect of a computer network and created by the International Organization for Standardization (ISO). The OSI model splits the computer network into 7 layers, being: Layer 1 – Physical Layer The physical layer comprises of any device or method […]
WhatsApp Message Edit Function
From May 2023, WhatsApp added the ability for a user to edit text based messages that they had sent to others. When the message is sent, even after receipt by the other party, who can also read it, it is possible to edit typing errors or completely change the entire message up to 15 minutes […]
Computer Display Technologies
LCD Monitors The majority of computer displays use a liquid crystal display (LCD) that is formed of a number of rows and columns of liquid crystal molecules that are coloured red, green or blue and form a pixel. The LCD is formed of an LCD panel that produces the image, a backlight that illuminates the […]
Microsoft Windows File Encryption Explained
What is Microsoft Windows File Encryption? Windows File Encryption is available within Professional versions of Windows 7, 8, 10 and 11 and allows the user to encrypt specific files or folders on their computer. When the file is encrypted, only the user profile that has encrypted it can view the content. The file becomes linked […]
