a table that tells a computer operating system which access rights each user has to a particular system object, such as a file directory or individual file

a code for representing English characters as numbers, with each letter assigned a number from 0 to 127

a high definition optical disc storage format of the Bluray family that consists of prerecorded

firmware used to perform hardware initialization during the booting process, and to provide runtime services for operating systems and programs

a means of creating architectural or mechanical designs using a computer

an optical storage device that uses laser technology to store information

memory whose contents can be accessed and read but cannot be changed

the key component of a computer system, which interprets and executes program instructions (i.e. the "brain" of the computer)

the four basic functions of persistent storage

a language used to describe how HTML elements should be styled

an electric current flowing in one direction only; typically used in low voltage applications

in the context of SQL, a syntax for creating and modifying database objects such as tables, indexes, and users

attack attempts to make an online service, like a website, unavailable by overwhelming it with a flood of traffic from a team of computers

a type of RAM which can transfer data twice as fast as regular RAM chips

a set of rules that allow network client computers to find and use the Internet address that corresponds to a domain name

a small circuit board, capable of holding several memory chips, that has a 64 bit data path and can be easily connected to a PC's system board (contrast with SIMM)

a network-based system that can examine and analyze network traffic, detect if confidential company data or any PII data is included in email, and reduce the risk of internal users emailing sensitive data outside the organization

the service that allows you to use a friendly name like flickr.com instead of an IP address like 165.193.123.253 to contact a website

a method of connecting to the Internet via a phone line using copper telephone lines; able to relay data at much higher speeds than modems and does not interfere with telephone use

an optical storage medium similar in appearance and technology to a CD but with higher storage capacity

meaning that the DVD can be written to only once

a DVD format that users can write (and rewrite) on multiple times

a standard type of plug and connector for computer display devices

interference caused by motors, power lines, and fluorescent lights

an external hard drive; transfer rate of 3Gbps

release of static electricity which can damage equipment; low humidity causes a higher incidence of electrostatic discharge

User License Agreement

a format and set of rules for transferring files from a host to a remote computer

unit of measure for digital information equal to 1 billion bytes

unit of measurement for a processor's clock speed equal to 1000 MHz

uses a system of satellites, tracking stations, and receivers to determine precise locations on earth

transforms data into pixels that are displayed on a monitor

interface that relies on graphics to communicate with the user

an electro an electro-mechanical data storage device that uses magnetic storage to store and retrieve digital data

a high-quality audio/video connection system used to transmit digital data components

the authoring language used to create documents on the Internet

the protocol used for transmitting web pages over the Internet

encrypts HTTP traffic with SSL or TLS using port 443

mail remains on server unless deleted

a common performance measurement used to benchmark computer storage devices like hard disk drives

refers to a network of physical objects of things that are embedded with electronics, sensors, software, and network creativity; these physical objects can exchange data with each other

a set of rules for communicating over the Internet

a company that provides access to the Internet

a computer network limited to the immediate area usually the same building or floor of a building or a school campus

a measurement of file size or storage capacity equal to approximately 1 million bytes

a unit used to measure clock speed in computers equal to 1 million cycles per second

an attack in the form of active interception allowing an attacker to intercept traffic and insert malicious code sent to other clients

A standard format for music files sent over the Internet that compresses music

format used to store and play video files

a specialized file server that is designed and dedicated to support only data storage needs

technology that allows two devices to share information by touching

a piece of hardware that allows a computer to connect to a network

system software that manages computer hardware, software resources, and provides common services for computer programs

a device primarily used for personal and business computing needs

provides multiple transmission lanes (x2, x4, x8, x16, x32) for more data speed; most commonly used for video cards

information about individuals that can be used to trace a person's identity, such as a full name, birthdate, biometric data, and identifying numbers such as a Social Security number

a secret, unique code you need to be able to use a device such as an ATM

a standard for retrieving email messages from an email server

converts AC to low voltage, regulated DC then distributes power to all of the computer's different components

temporary memory which is expandable, and resides on the motherboard.

Function 11 a standard telephone connection cable which contains a six pinned connector

Function 45 a standard Ethernet connection cable which contains an eight pinned connector

Read Only Memory contains only permanent information put there by the manufacturer which cannot be altered

ultra small flash memory card designed to provide high capacity memory in a small size

a method of transferring files between computers over a secure data stream

main protocol used to send email from server to server on the Internet

a formal setup for building queries in a database

a storage device that typically uses flash memory to store data without moving parts

a code that identifies a wireless network and is attached to every packet that travels on that network

a security protocol that uses encryption to establish a secure connection between a computer and a web server

protocol that connects computers to the Internet; telling computers how to exchange information over the Internet

contains a battery that can run a server for a period of time after power failure, enabling you to shut down the system safely and save any data

a location or address identifying where documents can be found on the Internet; also known as a Web address

a type of connection used to attach devices such as flash drives, scanners, cameras, and printers to a computer

a cable which is commonly used to connect a computer monitor to the stack

a protocol used for communicating voice data over the Internet

provides access to a private network over a public network such as the Internet

a network that connects computers and other resources over great distances

an encryption algorithm used to protect data on WiFi networks; however it is considered the least secure option

similar to Bluetooth in that it is used to exchange data but the signals can travel further distances

network connected wirelessly

wireless network encryption system; currently the strongest security available for WiFi networks