Cheatsheet de Hardware y Software: Emilio Lopez

Cheatsheet de hardware y software

autor: Emilio Lopez

hardware: Arquitectura Von Neumann: Diseño de computadora que usa una memoria compartida para instrucciones y datos, a los que accede la CPU.

CPU - El Cerebro: El chip principal que procesa todas las instrucciones y datos del ordenador.
Unidad de Control (CU): El director de orquesta: Parte de la CPU que coordina las operaciones e interpreta las instrucciones.
Unidad Aritmético-Lógica (ALU): La calculadora experta: Componente
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Cheatsheet de Hardware y Software - Maria Gabriela De La Espriella

Maria Gabriela De la Espriella Florez

## 1. Hardware:

- La Arquitectura de Von Neumann es un modelo fundamental de diseño de computadoras que centraliza el trabajo de una Unidad Central de Procesamiento (CPU) para ejecutar instrucciones.

- La CPU (Unidad Central de Procesamiento) es el corazón del sistema informático, responsable de ejecutar y procesar todas las instrucciones y datos - Unidad de Control (CU): Es el "jefe" o coordinador que controla todas las operaciones dentro de la CPU. Interpreta

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Cheatsheet de Hardware y Software ISABEL ORTEGA

Autor:Isabel Ortega

Hardware (El cuerpo del Computador)

  • Arquitectura Von Neumann: El plano maestro que organiza todo.

    Un único sistema de memoria guarda datos e instrucciones, lo que facilita la programación pero puede causar un “cuello de botella” porque todo pasa por el mismo camino.

    • Unidad de Control (CU): El director de orquesta.

      Coordina y da órdenes a todos los componentes de la CPU.

    • Unidad Aritmético-Lógica (ALU): La calculadora experta.

      Realiza operaciones matemáticas y lógicas.

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recursion

1) Factorial of n

Question
Compute n!.

Explain question
Return the product 1 * 2 * ... * n. The problem is naturally defined in terms of a smaller n.

Approach (in-depth)
If n is 0 (or 1) the answer is 1. Otherwise the factorial of n = n * factorial(n-1). The recursion reduces n by 1 on every call until the base case. No branching — just a single recursive call. This is linear recursion.

Recurrence relation
fact(n) = n * fact(n-1), with fact(0)=1.

Pseudocode

function fact(n):
    if n == 0: return
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Exam copy

Perfect 👍 — now let’s cover this Data Analytics Class Test (B.Tech 5th Sem, BCS-052) paper in one go, but in simple, exam-friendly English so you can write and remember easily.

SECTION-A (5 × 1 = 5 marks)

(a) Define the term Structured data.

  • Data stored in a fixed format (tables, rows, columns).
  • Easy to search and analyze with SQL.
  • Examples: Customer names, phone numbers in a database.

(b) Define the term Machine data.

  • Data generated automatically by machines/devices without
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qwefrv

Explain the useful activities of bacteria
Ans.Bacteria perform several vital activities, including aiding digestion and nutrient production in the human gut, acting as decomposers in ecosystems to recycle organic matter and maintain soil fertility, and contributing to the carbon and nitrogen cycles. They are also crucial in industry, used for producing fermented foods like yogurt and cheese, manufacturing antibiotics and other pharmaceuticals, cleaning up oil spills, and even controlling insect pests

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Spinal previous year

Spinal Deformities: Types, Causes, Clinical Features, Diagnosis, and Management 

The human spine is a complex structure composed of 33 vertebrae arranged in cervical, thoracic, lumbar, sacral, and coccygeal regions. In the normal anatomical state, the spine demonstrates four physiological curves: cervical lordosis, thoracic kyphosis, lumbar lordosis, and sacral kyphosis. These curvatures maintain balance, absorb shock, and allow flexibility and mobility.When these curves are exaggerated, diminished,

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es eng

1.1. Define: (a) Renewable resources, (b) Non-renewable resources. 

(A) Depending upon their nature of existence
o Quantitative : Normally occurring in nature
o Qualitative : Do not normally occur.

(B) Depending upon the form in which they persist after being
released in environment.

o Primary : emitted and persist in same form, smoke, ash, dust
sulphur dioxide, hydrocarbon
o Secondary : Formed from primary + present in environment. SO3, NO2
o Nitrogen & hydrocarbon --. PAN (Paroxy acyl nitrate)
o

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interdiscip

(Interdisciplinary Approach to Patients Management)
Discipline
1. Behavior 
2. A branch of knowledge typically a higher education 
3. Training


Interdisciplinary 
⦁ Involving two or more academic, scientific or artistic disciplines
⦁ Relating to more than one branch of knowledge
⦁ It involves an arrangement of the knowledge and skills within one subject area To redefine problems outside of normal boundaries and reach solutions based on a new understanding of complex situations
- In healthcare it

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