Default gateway
A default gateway in a computer network is the device that serves as the routing node that a computer uses to send information to a […]
Articles by antony
Subnet masks and subnetting
A subnet mask is a number that distinguishes between the network portion and the host portion of an IP address, allowing for the creation of […]
Internet Protocol (IP) Addressing
IP addressing is a numerical labeling system that is used to identify devices and facilitate the routing of traffic across IP networks, such as the […]
Private vs public IP addressing
Private IP Addressing Private IP addresses are used within a private network such as a home or corporate network and are not routable on the […]
Key protocols and devices associated with layers in models (TCP and UDP)
Transmission Control Protocol (TCP) TCP is a communication standard that enables reliable, ordered, and error-free delivery of data between applications connected over a network. It […]
Open Systems Interconnection (OSI) Model
Purpose of OSI Model The Open Systems Interconnection (OSI) model provides a conceptual framework for understanding and standardising the functions of a digital communication system […]
Comparison between the Open Systems Interconnection (OSI) Model and the Department of Defence (DoD) transmission control protocol/internet protocol (TCP/IP) model
The OSI model has seven layers – Physical, Data Link, Network, Transport, Session, Presentation, and Application. Whereas the TCP/IP model has four layers – application, […]
Framework for Software Development
Investigate Phase Design Phase Develop Phase Evaluate Phase
Factors influencing the integrity of data
Currency Currency refers to how current the data is. Is the data up to date? Old, outdated data can negatively impact analysis and decision-making. Some […]
Relationship between validity and accuracy of data
Validity refers to relevance, while accuracy refers to correctness. Validity refers to whether the data collected actually measures what it is intended to measure. For […]