2030 Agenda for Sustainable Development

The 2030 Agenda for sustainable development is a document issued by the United Nations. The goal of the 2030 agenda is reaching the committed sustainable development goals (SDGs) before 2030. It consists of 17 objectives with 169 goals. 17 objectives:…

Applications of Information Technology

This post summarizes some examples of applications of information technology. E-commerce You can read this post about e-commerce. E-learning You can read this post about e-learning. Decision Support Systems You can read this post about decision support systems. Computer-Supported Cooperative…

TCP/IP Model

The TCP/IP framework is officially known as the internet protocol suite. It was implemented before the OSI model was released, and this is why it does not follow it. TCP/IP Protocol Model There are diffeent Internet Group Management Protocol You…

Data Preservation

This post is about data preservation. The topic of information retrieval models is covered in CSSTIAE exam, topic 2023.105. Information Retrieval Information retrieval (in Spanish, recuperación de la información) is used in search engines, databases, and document retrieval systems. Information…

Data Parsing

A parser is software that programmatically access, interpret and edit the content of a data stream. List of Data Parsing Tools Data parsing tools: DOM DOM (Document Object Model) is a Java library. It is tree-based. SAX Streaming API for…

Bluetooth

This post is an introduction to wireless bluetooth technology. Bluetooth ID Bluetooth is standardized as IEEE 802.15.5 Bluetooth Low Energy (BLE) operates in the bandwith 2,4 GHz. Bluetooth Security You can read this post about bluetooth security tools. You can…

Formal Language

A formal grammar is a specific set of rules to be followed by a language. A well-formed language is a language that follows a formal grammar. A formal language consists of words whose letters are taken from an alphabet and…