Networking Flashcards
used to transfer signals between PCs within the local network and to remote devices on the Internet
Physical connection
uses standards called protocols. A protocol is a
formal description of a set of rules and conventions that govern how
devices on a network communicate.
Logical connection
interprets the data and displays the information in an
understandable form
The application
What are the three requirements for internet connection
The physical, logical connection, the application
is a type of non-volatile memory used in computers and other electronic devices. It can be erased and reprogrammed multiple times.
EPROM
s a type of non-volatile memory similar to EPROM, but it can be erased and reprogrammed using an electrical charge rather than UV light.
EEPROM
is a type of magnetic storage medium typically held 1.44 MB of data, that was widely used from the 1970s through the early 2000s for storing and transferring data.
Floppy
is firmware embedded on a small memory chip on the motherboard of a computer. It is responsible for initializing hardware components and providing the essential low-level communication between the operating system and the hardware.
BIOS (Basic Input Output System)
is a printed circuit
board that provides network communication
capabilities to and from a personal computer
NIC (Network Interface Card)
is a device that provides the computer with
connectivity to a telephone line.
Modem
who break into systems for malicious purposes, such as stealing data, spreading malware, or causing harm (often referred to as “black hats”).
Cracker
who may engage in ethical or legitimate hacking to improve security (often referred to as “white hats”).
Hacker
One of the most infamous crackers in history, Kevin Mitnick was involved in multiple high-profile computer break-ins during the 1980s and 1990s.
Kevin Mitnik
Difference between old ISP and new ISP
The old have telephone lines
HyperText Transfer Protocol
HTTP
