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

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Java Program Menu: Primes, Leap Years, Discounts & Grades

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Java Program Menu

Options:

  1. Calculate Prime Numbers in Range

  2. Calculate Leap Years in Range

  3. Calculate Discounts

  4. Enter Grades

  5. Exit

Code:

package ejemplo01.pkg19agosto;
import java.util.Scanner;
public class Ejemplo0119Agosto {
   public static void main(String[] args) {
      Scanner lector = new Scanner(System.in);
      int opcion = 0;
      do {
         System.out.println("Menu de Programas");
         System.out.println("*****************");
         System.out.println("1. Calcular numeros primos en rango");
         System.out.println("2. Calcular años bisiestos en rango");
         System.out.println("3. Calcular descuentos");
         System.out.println("4. Ingreso de notas");
         System.

... Continue reading "Java Program Menu: Primes, Leap Years, Discounts & Grades" »

The Six Core Learning Types and Classroom Technology Integration

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Professor Diane's Six Learning Types Framework

Professor Diane identifies six core learning types essential for effective pedagogy:

  • Acquisition
  • Discussion
  • Investigation
  • Practice
  • Collaboration
  • Production

Each learning type corresponds to different learning experiences achieved through various activities. These activities often combine several learning types and utilize either conventional technologies (like books) or digital technologies (like e-books or interactive platforms).

Optimizing Technology in the Classroom

How much technology is ideal in a classroom?

The ideal amount of technology depends on the educator's experience level. It is possible to start small, perhaps with one computer and one digital camera. As educators better understand the potential... Continue reading "The Six Core Learning Types and Classroom Technology Integration" »

Human Brain Resilience, Ebooks vs. Print, and Domino's Moon Venture

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Course 2012

"We can thank the human brain for keeping our race alive all these years."

  1. Despite our fragility and vulnerability, we have thrived as a species, increasing our population to nearly 7 billion.
  2. The brain's high developmental capacity allows us to find clever solutions to overcome potentially fatal problems.
  3. This has been one of the most important discoveries for our lives, lowering the probability of dying from epidemics and diseases.
  4. TRUE (line 11): "One such...century alone"
  5. FALSE (lines 14-15): "One of his...human patients"

Keywords: 6. risk, 7. development, 8. weak, 9. physician, 10. have hidden your phone

11. Fleming, who discovered that mold prevented the growth of bacteria, was a physician.

12. going

13. It is believed that antibiotics... Continue reading "Human Brain Resilience, Ebooks vs. Print, and Domino's Moon Venture" »

Language Communication Fundamentals: Text, Discourse, Cohesion, and Functions

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Understanding Text and Discourse

Key Definitions in Communication

  • Text: Refers to a written or taped record of a piece of communication.
  • Discourse: Refers to a piece of communication in context.
  • Text Analysis: The study of the formal linguistic devices that distinguish a text from random sentences.
  • Discourse Analysis: The study of text-forming with reference to the purposes and functions for which the discourse was produced, and how users communicate in context.

Essential Language Functions

  • Transactional Language: Used to obtain goods and services.
  • Interpersonal Language: Used for socializing and building relationships.
  • Aesthetic Function: Focuses on the beauty or form of language.

Modes of Communication

Both spoken and written language are fundamental... Continue reading "Language Communication Fundamentals: Text, Discourse, Cohesion, and Functions" »

Second Language Acquisition Research: Age of Instruction and Learning Outcomes

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Research Findings on the Age of Second Language Acquisition

Burstall's 1975 Study on Language Instruction Age

Burstall (1975) carried out a pilot study in England and Wales comparing two groups of students who had five years of language instruction. One group had begun learning French at the age of 8, while the second group had started at the beginning of secondary school (age 11). Her results showed that the learners who had started later were consistently superior.

Muñoz et al.'s 2003 Comparison of Initial Instruction Ages

Muñoz et al.’s (2003) comparison of three different initial ages of instruction in a foreign language (8, 11, and 14) showed that after a similar number of hours of instruction, students who had started when they were older... Continue reading "Second Language Acquisition Research: Age of Instruction and Learning Outcomes" »

Comparing the Direct Method and Audio-Lingual Method

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The Direct Method

Characteristics of the Direct Method

  • It was a reaction to the restrictions of the Grammar-Translation Method.
  • Translation was abandoned, and classes were conducted in the target language.
  • New teaching points were introduced orally.
  • Everyday English was taught through demonstration.
  • Oral skills were taught inductively.
  • Correct pronunciation and grammar were emphasized.

Teacher's Role in the Direct Method

  • Teachers had to be either native speakers or have a very high level of the language.
  • The teacher's skills were more important than the textbook.
  • It was difficult for teachers to demonstrate everything with actions because translation was forbidden.

Student's Role in the Direct Method

  • Students had to speak in the target language; the use
... Continue reading "Comparing the Direct Method and Audio-Lingual Method" »

Experienced SolidWorks User for Mechanical Design

Classified in Electronics

Written on in English with a size of 4.16 KB

Dear Mr.

My teacher has informed me that you require someone to do the computer design of your pieces using SolidWorks. I have experience using this program from my internship, so I am proficient in most of its applications and can create a variety of pieces. I am eager to further specialize my skills through courses to become even faster and more precise in this role. I am a quick learner and can easily adapt to new programs.

Furthermore, I possess extensive knowledge of technical design and the mechanics of how things work, thanks to my practical experience in the field.

Technical Skills

  • SolidWorks
  • Technical Design
  • Mechanical Design
  • Manufacturing Processes

Experience

Dinumec, Alcala (Spain) - 02/2017-09/2017

  • Utilized Solidworks to design and model
... Continue reading "Experienced SolidWorks User for Mechanical Design" »

Second Language Grammar Development: Questions & Negation Stages

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Littlewood's Stages of Language Acquisition

Forming Questions: Interrogative Structures

Stage 1: Minimal Disturbance Questions

Learners form their questions with the minimum possible disturbance of the basic sentence structure.

  • Yes/No questions: Declarative word order with rising intonation. No inversion.
  • WH- questions: No inversion. Declarative word order. The WH- word is placed at the front of the sentence.

Stage 2: Emergence of Inversion

Inversion sometimes takes place but sometimes does not. It first occurs regularly with 'to be' and 'can'. The first use of inversion with 'do' is in routine expressions which have been learned as fixed phrases, such as 'Do you know?'. 'Do' first emerges as a kind of prefix attached to 'you', which produces both... Continue reading "Second Language Grammar Development: Questions & Negation Stages" »

Calculus and Functions: Derivatives, Limits, and Continuity

Classified in Electronics

Written on in English with a size of 3.96 KB

Derivades

1)-Taxa de variació mitjana TVM f(x)= f(b)-f(a) / b-a
f(x)= x2-5 en (1,4) f(1)= 12-5=-4 f(4)= 42-5=11
TVM= 11+4 / 4-1= 5


2)-Taxa de variació instantania TVI f(x)= limx=af(x)-f(a) / x-a
f(x)=3x2-3x en x=1 f(1)= 3·1-3·1=0
TVI=3x2-3x / x-1= limx=1 3x2-3x= limx=1 3x2-3x / x-1 = 0/0 indeter.
3x=3·1=3


3)-Equacio recta tangent f'(a)=limh=0 f (a+h)-f(a) / h y=f(a)+f'(a) ·(x-a)
f(x)=x2-5x+2 en x=1(a) f(1)=12-5·1+2= -2
f'(1)= limh=0 f (1+h) - f (-2)= limh=0 |(1+h)2-5· (1+h)+2| (-2) =
limh=0 |(12+h2+2·1·h) -5 -5h+2-2| / h = limh=0 1+h2+2h-5h-5 / h=
limh=0 h2+2h-5h-5+1 / h = limh=0 h2-3h / h = 0/0 indeter.
h (h-3) / h = h-3 y= -2-3(x-1) y=-2-3x+3 y=-3x+1


Limits

1) x2/ x= +8 x/x=1 numero / 8 =0
-si num es més
... Continue reading "Calculus and Functions: Derivatives, Limits, and Continuity" »

Communication Technology: Past and Present

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Written on in English with a size of 2.67 KB

Communication Technologies

*Before the advent of computers and modern technology, people communicating over long distances used traditional means such as letters and the telephone. Nowadays, we have a vast array of communication tools that can complete this task, ranging from email to instant messaging and video calls. While the present and previous means of communication are similar in their general form, they differ in regard to their speed and the range of tools available.*

Similarities in Communication Forms

One similarity between current and previous methods of communication relates to the form of communication. In the past, both written forms, such as letters, were frequently used, in addition to oral forms, such as telephone calls. Similarly,... Continue reading "Communication Technology: Past and Present" »