Notes, summaries, assignments, exams, and problems for Baccalaureate

Graph Theory and Algorithms Overview

Computer science27.7 KB

Loop Invariant:

Initialization:
1. The loop invariant states that after the 0th iteration...
2. Loop Invariant at alpha = 0
3. Before the first iteration ...
4. explanation of all the code before the loop
5. Thus the invariant is true after the 0th iteration (before first)
Maintenance:
1. Assume that the loop invariant is true after the (alpha - 1)th iteration. I will prove that after the (alpha)th iteration...
2. State loop invariant at alpha = alpha
3. On the (alpha)th iteration...
4. explanation of all the code within the body of the loop (might need to show mathematical logic)
5. As we can see, the invariant holds true after the (alpha)th iteration, thus proving maintenance.

Big-Theta, Big-Oh, Big-Omega

For the following definitions, recall that N+ is
...
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The Risks and Rewards of the Mars Expedition

Social sciences1.84 KB

Explain why the Mars expedition is a high risk travel.




What happens if the space suit rips?





What happens if the rover breaks down?





What would happen if you lost contact with Earth?





Write two reasons why people shouldn’t go to Mars.

  • Homesickness
  • Extreme boredom

Would you volunteer to go to Mars? Why or why not?




Write about a candidate that is willing to go to Mars. Explain his or her reasons.





Why do people want to go to Mars?



Describe the Mars One Project.

The Mars One Project is a Dutch project that aims at a permanent human colony on Mars.

Write a 5-line paragraph about Malala Yousafzai.

She was born on 12 July 1997 and is a Pakistani activist for female education. She is the youngest Nobel Prize laureate and is known for her human rights advocacy, especially...

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19th Century Europe: Restoration, Revolutions, and Unifications

History3.15 KB

The Restoration Era After Napoleon (1815)

Following Napoleon's defeat in 1815, the Ancien Régime was restored. This meant a return to the political system imposed by Austria, Prussia, Russia, and Great Britain. These European powers met at the Congress of Vienna (1814-1815) and implemented several measures:

  • Absolute monarchs were reinstated.
  • Europe’s borders were redrawn.
  • The European powers agreed to support any monarch facing revolution.

During the Restoration, two alliances formed:

  • The Holy Alliance: Russia, Prussia, and Austria.
  • The Quadruple Alliance: Russia, Prussia, Austria, and Great Britain.

Key Ideologies of the 19th Century

Three main ideologies shaped the era:

  • Liberalism: Advocated for individual liberties such as the right to life, freedom
...
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Finance Essentials: A Glossary of Key Terms

Economics2.88 KB

Investment & Trading

Key Concepts

Collateral: Assets a borrower uses to secure or guarantee a loan.

Shares: Certificates representing part ownership of a company.

Institutional Investors: Financial organizations that own a lot of shares.

Day Traders: People who buy and resell shares in a very short time, often just a few hours.

Raise Capital: To get money from investors with which to run a business.

Issue: To offer securities for sale to financial institutions and the public.

Market Dynamics

Bid-Offer Spread (Bulls & Bears): The difference between the buying (bid) and selling (offer) price of shares. Bulls are investors who buy shares expecting prices to rise, while bears sell shares anticipating price drops.

Market Makers: Traders who buy and...

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Qualities of Entrepreneurs and Factors to Consider When Selecting Suppliers

Economics2.67 KB

Qualities of Entrepreneurs

1. Initiative

2. Drive and Determination

To turn ideas into practice.

3. An Ability to Plan Carefully

To minimize the risk of failure.

4. An Ability to Learn from Mistakes

And to see mistakes as "part of learning to succeed".

5. The Ability to Think Ahead

To identify opportunities for the future.

Factors to Consider When Selecting Suppliers

Quality

  1. The quality of suppliers needs to be consistent.
  2. Customers can be selective about quality.
  3. Customers will associate poor quality with the business they buy from, not their suppliers.

Availability

  1. If a supplier is often out of stock of items, it could affect the firm's production process.
  2. So they need to make sure their supplier can provide stock in sufficient quantities.

Reliability and

...
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Criminology: A Comprehensive Guide to the Study of Crime

Law4.05 KB

Criminology: The Scientific Study of Crime

Definition of Crime

Criminology is the scientific study of the nature, extent, management, causes, control, consequences, and prevention of criminal behaviour, both on the individual and social levels. It is an interdisciplinary field that draws upon the research of sociologists, psychologists, philosophers, psychiatrists, social anthropologists, and scholars of law.

Elements of a Crime

A crime has two fundamental elements:

  • Actus reus: The physical element of the crime
  • Mens rea: The mental element of the crime

Miranda Warning

The Miranda Warning is a communication that police officers in the United States must give to every person who has been arrested. It informs the person of their rights, including the...

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Reunion with a Friend: A Tale of Lost and Found Suitcase

English1.15 KB

Tom's Unexpected Reunion with a Friend

Tom was returning from vacation, having been in France, and he lived in a small town in Germany. He lived alone, as he had recently become independent from his parents. Tom was nervous, but he remembered that he had his phone and wallet in his jacket. He decided to sit on a bench at the train station and contemplate how to find his suitcase.

After some time pondering, he recalled that he had placed his home address, "Mittenwald Street, 27", in the zipper of his suitcase. Tom decided to retrieve the suitcase he had mistakenly taken and walked home, hoping that the other person would return his suitcase. A few hours later, someone knocked on his door. He quickly opened it and found a tall blonde girl whose...

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Internal Transport and Storage Systems in Warehouses

Computer science3.96 KB

Internal transport

Refers to the physical movement of products inside loading/unloading areas, docks, order preparation zones, truck load and any other eventual activity that implies products movements inside the warehouse.

Horizontal transport:

On this type of transport merchandise do not need to be raised to locate in a determined place. (Pallet truck, roller conveyor, conveyor belt system, auto guide transport system).

Vertical transport:

This transport not just allows the product to be transported from one place to another, but also to be raised to locate in a specific place. (Conventional forklift, retractable forklift, trilateral forklift).

Conventional forklift/truck lift (“Toros”)

Could be fixed mast or counterbalance, they need from 3...

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Customer Service Process & Complaint Resolution

Philosophy and ethics4.03 KB

Stages in Customer Service

A set of quick and flexible procedures is fundamental to avoid problems.

Usual stages are:

  1. Ordering: Using a computer management tool to fill in data such as customer name and number code.
  2. Information Request: This has improved tremendously in many companies.
  3. Claim and/or Complaint Management: Nowadays, this is mainly done through contact centers, but the internet is rapidly growing.

When dealing with claims, consider:

  • Who the claims should be addressed to.
  • What data to send to the customer.
  • Establish three levels of response: serious claims for superiors, and lower and middle-class claims to solve internally.
  • General claims that do not require any actions.
  • False or imaginary claims caused by misunderstandings should be addressed,
...
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Language Acquisition and Development: Theories and Competence

Psychology and sociology3.04 KB

Competència

Horrocks, 1987: «the speaker's internalised knowledge of his language, his tacit or unconscious knowledge of the system of rules and principles which underlies his capacity to speak and understand the language of his speech community» La projecció, de nou. (Chomsky, 1969): «the child constructs this ideal theory without explicit instruction, [...] he acquires this knowledge at a time when he is not capable of complex intellectual achievements in many other domains, and [...] this achievement is relatively independent of intelligence or the particular course of experience.

Language Acquisition Device

Chomsky, 1965: «This device takes as input the kind of data used by the child who acquires the language and gives as output the...

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