Internet of Things (IoT): Evolution, Architecture & Use Cases
IoT Definition, Evolution and Business Scope
m1) define IOT , explain in detail the evolution of IOT and its business scope with suitable example?
Internet of Things (IoT) means connecting physical devices like sensors, machines, and appliances to the internet so they can collect data, communicate with each other, and operate automatically with minimal human involvement.
Evolution of the Internet and IoT
Pre-Internet: Devices worked independently and manually with no internet connection. Example: calculators,
Read MoreSoftware Engineering Concepts, SDLC Phases and Models
1. Define Software Engineering and Why It Is Needed (5 Marks)
Definition
Software Engineering is the systematic, disciplined, and quantifiable approach to the development, operation, and maintenance of software. It applies engineering principles to produce reliable, efficient, and high-quality software.
Why It Is Needed
- Increasing complexity: Modern software is large and complex. Software engineering ensures proper structure and manageable development.
- Quality assurance: Ensures software is reliable,
Ethical, Emotional & Social Vocabulary with Examples
Ethical, Emotional & Social Vocabulary with Examples
Clear definitions and example sentences for advanced English vocabulary related to morality, emotion, and society. Each entry shows the word, a concise definition, and an illustrative sentence.
Ambiguous
Definition: Unclear, having multiple meanings.
His answer was ambiguous, so nobody knew what he really meant.
Corruption
Definition: Dishonest or fraudulent conduct.
The politician was arrested for corruption and bribery.
Decadence
Definition: Moral
Read MoreHuman Anatomy and Physiology: Body Systems, Tissues & Cells
Major Body Systems
Cardiovascular System
Heart: Pumps blood. Arteries/Veins: Transport blood. Blood: Carries oxygen, CO₂, nutrients, waste, and immune components.
Respiratory System
Nasal cavity: Filters air. Larynx: Produces voice and protects the airway. Lungs: Gas exchange (O₂, CO₂).
Digestive System
Mouth: Begins breakdown of food. Stomach: Acid and enzymes. Small intestine: Absorbs nutrients. Large intestine: Removes water and stores waste.
Urinary System
Kidneys: Form urine, maintain pH balance,
Read MoreGoogle China: Censorship, Ethics, and Market Access
Google in China: Values Versus Political Demands
Google’s case in China represents one of the clearest conflicts between the values of a global company and the political demands of an authoritarian government. Google wanted to enter China because it was one of the world’s largest internet markets, with millions of users and enormous economic potential. However, to operate there, it had to accept the rules of the Chinese government, which required censorship of sensitive topics such as Tibet, Falun
Read MoreFood Allergies, Seasonal Affective Disorder (SAD) & Space Tourism Facts
Food Allergies
Reading 1: True/False Statements
- False — “Sometimes, an allergic person may suffer a reaction from simply touching or smelling the dangerous food.”
- True — “by releasing chemicals such as histamine, which cause an allergic reaction.”
- True — “an anaphylactic reaction, which results in a decrease in the flow of blood to the heart, lungs or brain.”
- False — “recent research shows that teenagers … tend to minimise the risks.”
Lexicon
- something that is incorrect — a
U.S. History Timeline: Civil War to Civil Rights, 1860–1970s
Unit 7: Civil War, Reconstruction, and Jim Crow Era
The Road to the Civil War
- Kansas-Nebraska
- 1850s: continual debate over the future of the western territories — free or slave states?
- Compromise of 1850: California became a free state, but the Mexican cession (Utah & New Mexico territories) would be decided by popular sovereignty — people in the territory decide by vote.
- The South wanted popular sovereignty to decide the future of the Kansas & Nebraska territories.
Kansas-Nebraska Act (1854)
Read MoreKey Concepts in Modern European History
Absolutism
Definition: A monarch possesses absolute power, rules by divine right, and centralizes government.
Key Examples
- France: Louis XIV, who famously stated, “I am the state.” Characterized by a strong army and expensive wars.
- Spain: Philip II led as a Catholic power, though subsequent wars weakened Spain.
- Russia: Peter the Great and Catherine the Great pursued westernization alongside autocracy, maintaining strong control and continuing serfdom.
Note: If the question mentions Parliament, law, or
Read MoreHuman Digestive System: Processes, Organs, and Functions
The Human Digestive System and Nutrition
The digestive system is fundamentally responsible for nutrition. Its primary functions are threefold: to obtain essential nutrients from food, to facilitate their distribution throughout the body, and to eliminate waste products.
Nutrition and Interacting Systems
Effective nutrition requires the coordinated effort of several biological systems:
- Digestive System: Obtains and processes nutrients.
- Respiratory System: Obtains necessary oxygen.
- Circulatory System: Transports
Strategic Analysis Tools: SWOT, Porter, BCG & Standards
5 A SWOT analysis guides you to identify your organization’s strengths and weaknesses (S-W), as well as broader opportunities and threats (O-T). Developing a fuller awareness of the situation helps with both strategic planning and decision-making. The SWOT method was originally developed for business and industry, but it is equally useful in the work of community health and development, education, and even for personal growth.
Porter’s Model of Five Forces
Porter’s Five Forces model is an analysis
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