VoIP (Voice over Internet Protocol): Hardware, software, and protocols used to make call over the internet.
Convergence: Basically combining devices into one device, Ex) mp3 and cameras on cell phones. That’s convergence.
File: A named collection of data.
Digital: Discrete Data
Super Computer: The fastest and expensive computer
Analog Data: Continuous data
EBSDIC (Extended Binary Coded Decimal Interchange Code): A method by which computers represent character data.
Machine Code: Program instructions written in binary code that the computer can execute directly.
Registers: Area in microprocessors where data or instructions are moved so they can be processed.
Word Size: The number of bits a CPU can manipulate at one time.
Volatile: A term that describes data that can exist only with a power source.
Shareware: They have a trial but once its over, they need to pay for it.
Open source software: Software that includes the source data so programmers can modify and edit it.
Executable file: File containing instructions that tell a computer how to perform a specific task.
Multiuser Operating System: Allows a computer to deal with multiple processing requests.
Bootstrap Program: Loads and initializes operating system
Incremental Backup: A backup that contains files that changed since the last backup
Differential Backup: A copy of all the files that changed since the last full backup
HomePNA and HomePLC: HomePNA uses cables and HomePLC uses electricity wires.
WIMAX: Fixed wireless internet and range is 30 miles.
TCP: Responsible for establishing a data connection between two host and breaking data into packets.
Asymmetric internet connection: Downstream differs from upstream.
Symmetric Internet connection: both the same