Take your tech knowledge dose and stay on top of everything tech related. From the history of robots to the main functions of the internet.
Both ASCII and Unicode are encoding standards. ASCII is an initial standard that was first published in 1963, whereas Unicode is a larger standard. Unicode standards are implemented by either UTF-8, UTF-16, or UTF-32. ANSI is a misnomer of a Windows encoding standard but is not recognized by ANSI itself.
Computers use ASCII, a table of characters. The English alphabet, numbers, and other common symbols are encoded in the ASCII table as binary code. The characters in computers are not stored as characters but as series of binary bits: 1s and 0s. For example, 01000001 means “A” because ASCII says so.
A single point of failure stops the entire system from working. SPOF in IT is when a single component of a system causes the entire system to fail. It can expose your personal data and what’s worst it can be costly to repair.
A system’s IT infrastructure is the set of components, while its IT architecture is how they work together. Simply put, a system is built on top of an IT infrastructure that has a specific IT architecture.
A fixed VoIP is an internet-based phone line corresponding to a specific physical address. A non-fixed VoIP is another internet-based phone line, but it does not correspond to a particular address. Both come with benefits and neither is inherently better than the other as different situations call for separate systems.
There is no universal definition for ICT, but it is generally agreed that it has more to do with communications between people than IT does. While IT deals with computer systems, ICT is more inclusive of technology that allows you to communicate with others and is a direct extension of IT.
Internet doesn’t stand for International Network or Interconnected Network—neither is correct. The word Internet is a combination of the prefix inter-, from the Latin word inter meaning between or among, and net which is short for network. So Internet simply stands for among or between networks.
A webpage is an HTML document that displays content as part of a website. A website is a collection of related webpages.
Information technology consists of the architecture, software, hardware, and networking of computers.
The main difference between a search engine and a web browser is what they do. While a search engine provides an index of content on the internet in order to provide relevant results to users’ searches, web browsers allow users to browse through different websites by generating graphical content.