Internet and Intranet Technologies: Protocols and Architecture
Unit 3: Internet Fundamentals and Services
The Global Internet System
The Internet is a global system of interconnected computer networks that enables communication, information sharing, and access to countless online services. It works by linking millions of private, public, academic, and government networks through standardized communication protocols like TCP/IP. The Internet provides a platform for browsing websites, sending emails, streaming videos, online shopping, banking, cloud computing,
Read MoreCellular Energy and Division: Key Biological Processes
Cellular Energy and Division Concepts
I. Energy Transformations: Photosynthesis and Respiration
Plant Mass Origin
- Explain where plants get their mass: Air / carbon dioxide.
Complementary Pathways
- Explain how photosynthesis and cellular respiration are complementary pathways: The products of photosynthesis are the reactants of cellular respiration, and the products of cellular respiration are the reactants of photosynthesis. This forms a cycle.
Energy Carriers
- List the energy carriers created and used in
WWW, E‑Governance & Internet Connectivity — IP, ISP, DNS
🌐 WWW, E‑Governance, and Internet Connectivity
This covers the essential concepts of how the Internet and the World Wide Web function, how governments leverage them, and the basic addressing and connection methods used.
I. World Wide Web (WWW) and Addressing
The World Wide Web (WWW) is an information system where resources (documents, images, videos) are identified by URLs, interlinked by hypertext, and accessed via the Internet.
Website Address and URL
The terms “website address,” “web address,
Read MoreKey Economics Concepts: Demand, Markets, Money, Inflation
What Is Demand? Its Determinants
Demand refers to the quantity of a commodity that consumers are willing and able to buy at a given price and time.
Determinants of Demand
- Price of the commodity: Demand decreases when price increases and vice versa.
- Income of consumers: Higher income increases demand for normal goods.
- Price of related goods:
- Substitute goods: If the price of a substitute rises, demand increases.
- Complementary goods: If the price of a complement rises, demand decreases.
- Taste and preference:
Organizational Change Models and Resistance: Schein, Lewin, Kotter
1. Technological Approach to Change
The technological paradigm views organizational change as a structured, mechanical process:
- Change can be 100% planned and controlled by management.
- Change is treated as a technological process.
- Change requires hard competencies: the success of the change depends on the technical skills of the implementers rather than on emotional intelligence.
- Mistakes result from bad planning or incorrect implementation.
- We can avoid mistakes.
2. Social and Interpersonal Approach to
Read MorePolitical Science Fundamentals: State, Sovereignty, and Welfare
Political Science Fundamentals
Political Science is the systematic study of power, government, and the state. It aids in understanding and improving society by promoting citizenship, good governance, social justice, and foreign policy. Its nature is both scientific and philosophical, encompassing various fields such as public administration, comparative politics, and international relations. Its core characteristic is the analysis of government structures and human political behavior.
Importance of
Read MoreJava Polymorphism, Overloading, Lambdas & Exceptions
Constructor and Method Overloading
class Calculator {
// Constructor overloading: same name, different parameters
Calculator() { System.out.println("Default Calculator created"); }
Calculator(String mode) { System.out.println(mode + " Calculator created"); }
// Method overloading: same name, different parameters
int add(int a, int b) { return a + b; }
double add(double a, double b) { return a + b; }
}
public class OverloadingDemo {
public static void main(String[] args) Read More
Sports Journalism: Professional Values and Ethical Challenges
Part I – Intrinsic and Extrinsic Value of My Chosen Profession
My chosen profession is to become a sports journalist and reporter. I am especially inspired by figures such as Sara Carbonero, who represent professionalism, sensitivity, and credibility in sports media. Journalism is not just a job where you communicate information; it is a profession that shapes opinions, influences society, and builds trust between the media and the public. For this reason, reflecting on the intrinsic and extrinsic
Read MoreThird World Underdevelopment and Neocolonialism Dynamics
Third World Settings: Underdevelopment
The expression “Developing World” began to be used in the 1950s. This group included virtually all decolonized countries, and many other poor nations experiencing economic dependency. Third World countries are characterized by two certain facts: most of the population works in agricultural tasks, and industrialization is scarce.
Key Characteristics of Underdevelopment
- Low per capita income.
- Widespread malnutrition among much of the population.
- Shorter life expectancy
Architects and Leaders of the Second Spanish Republic
Niceto Alcalá-Zamora (1877–1949)
Alcalá-Zamora was twice a Liberal minister in the monarchy, shifting his allegiance to the Republicans during the dictatorship. This move attracted moderate and Catholic groups to his party. He was president of the Republican Committee and was jailed in 1930. After the Republic was proclaimed, he became the first Head of Government in 1931, resigning when the approved constitutional articles relating to religious freedom were passed. However, two months later,
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