Mass Comm Final

Encryption technology

Allows ecommerce to happen online.

Single key encryption

Uses the same key to lock and unlock a message.

Dual-key encryption

Uses a public key and private key to create one shared encryption key.

TOR

An anonymity network created by the U.S. Navy.

Surface web

Indexed and publicly accessible.

Deep web

Indexed but private (medical, academic records).

Dark web

Not indexed and anonymous; requires TOR.

Attention economy

Human attention becomes a commodity; algorithms drive engagement.

Gig economy

Workers use platforms like Uber, DoorDash, Airbnb to find clients.

Platform economy

Platforms connect consumers with providers.

AI and automation economy

Involves AI, machine learning, robotics, autonomous systems.

Convergence

Multiple functions combined into one device (smartphones).

Cognitive overload

Smartphones cause fragmented attention and reduced deep focus.

Social media gains

Instant communication, creativity, global reach.

Social media losses

Misinformation, reduced privacy, fragmented attention.

Mass media communication (TV, radio) can be described by what model?

One-to-many model

Digital media communication (internet, social media) can be described by what model?

Many-to-many model

ARPANET started what year?

1969

Purpose of ARPANET

Decentralize U.S. military communication.

Rhizomatic structure

Internet grows like roots; decentralized.

HTML

Structures webpages.

HTTP

Transfers webpages.

URL

Webpage address.

Mosaic (1993)

First browser to combine text + images.

Netscape Navigator

Introduced HTTPS; enabled ecommerce.

Dot-com bubble

Internet startup boom and crash (1995-2001).

Web 2.0

User-generated content era (blogs, wikis, YouTube).

Agenda Setting Theory

Media tells us what to think about.

Framing

Media tells us how to think about an issue.

Cultivation Theory

Heavy media use shapes worldviews; more fear.

Mean World Syndrome

Belief world is more dangerous due to media exposure.

Charles Babbage

Father of computers; created Difference Engine.

Ada Lovelace

First computer programmer.

Alan Turing

Cracked Enigma; father of AI.

John Von Neumann

Created modern computer architecture.

Grace Hopper

Created compiler; made code human-readable.

Bit

Smallest unit of digital information (0 or 1).

Lumière brothers

Created early films like "Arrival of a Train."