TECH 101: Wireless Fidelity (802.11x standard)
A Wi-Fi network uses radio waves to wirelessly transmit information across a LAN, the reach of which can be extended by a Wi-Fi range extender. Wi-Fi is widely used in businesses, agencies, schools and homes as an alternative to a wired LAN. Many airports, hotels and fast-food facilities offer public access to Wi-Fi networks.
TECH 101: WAN (Wide Area Network)
A wide area network (WAN) is a geographically distributed private telecommunications network that interconnects multiple local area networks (LANs).
TECH 101: ADSL (Asymmetric Digital Subscriber Line)
ADSL (Asymmetric Digital Subscriber Line) is a technology for transmitting digital information at a high bandwidth on existing phone lines to homes and businesses. Unlike regular dialup phone service, ADSL provides continously-available, “always on” connection.
TECH 101: ROM (Read-Only Memory)
Read-only memory, or ROM, is a type of computer storage containing non-volatile, permanent data that, normally, can only be read, not written to.
TECH 101: CD (Compact Disc)
Read-only memory, or ROM, is a type of computer storage containing non-volatile, permanent data that, normally, can only be read, not written to.
TECH 101: BIOS (Basic Input/Output System)
BIOS (basic input/output system) is the program a computer’s microprocessor uses to start the computer system after it is powered on.
TECH 101: SEO (Search Engine Optimization)
SEO, stands for “Search Engine Optimization.” Just about every Webmaster wants his or her site to appear in the top listings of all the major search engines.
TECH 101: ASCII (American Standard Code for Information Interchange)
Stands for “American Standard Code for Information Interchange.” ASCII is a character encoding that uses numeric codes to represent characters. These include upper and lowercase English letters, numbers, and punctuation symbols.
TECH 101: ALU (Arithmetic-Logic Unit)
An arithmetic-logic unit (ALU) is the part of a computer processor (CPU) that carries out arithmetic and logic operations on the operands in computer instruction words.
TECH 101: VGA (Video Graphics Array)
The VGA standard was originally developed by IBM in 1987 and allowed for a display resolution of 640×480 pixels. Since then, many revisions of the standard have been introduced.
TECH 101: CSS (Cascading Style Sheet)
Cascading style sheets are used to format the layout of Web pages. They can be used to define text styles, table sizes, and other aspects of Web pages that previously could only be defined in a page’s HTML.
TECH 101: CPU (Central Processing Unit)
The CPU is the primary component of a computer that processes instructions. It runs the operating system and applications, constantly receiving input from the user or active software programs.
TECH 101: HTTP (Hypertext Transfer Protocol)
Stands for “Hypertext Transfer Protocol.” HTTP is the protocol used to transfer data over the web. It is part of the Internet protocol suite and defines commands and services used for transmitting webpage data.
TECH 101: XML (Extensible Markup Language)
Extensible Markup Language (XML) is used to describe data. The XML standard is a flexible way to create information formats and electronically share structured data.
TECH 101 Buzz Words: IoT (Internet of Things)
The Internet of Things (IoT) is a network of interconnected devices that may collect and send data across a wireless network without the need for human involvement.