calculus

Slope‑intercept form of a line: y = m x + b Point‑slope form of a line: y – y₁ = m (x – x₁) Standard form of a line: A x + B y = C Rate of change (slope): Δy/Δx = (y₁ – y₂)/(x₁ – x₂) Quadratic equation: a x² + b x + c = 0 Quadratic formula: x = [–b ± √(b² – 4 a c)]/(2 a) Sphere surface area: SA = 4 π r² Sphere volume: V = (4/3) π r³ Cone surface area: SA = π r (r + h) Cone volume: V = (1/3) π r² h Trapezoid area: A = ½ (b₁ + b₂)

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dididiid

Kcat = Vmax/ (Et)...... V0 = Vmax [S] / (ɑKM  + [S])........

KI­ - dissociation constant for the inhibitor from the enzyme

Competetive Inhibiters: Affects the slope of the line, Y intercept (1/ Vmax) does not change, Km does Change (when A is high slope gets steeper and line moves closer to origin)

UnCompetetive Inhibiters: Apparent Km changes and Vmax changes (Parellel)

Mix: A is bigger and more competitive. a is less the uncompeteive. a is equal then non competeive.

Used:1 glucose; 2 ATP;

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Adv java

Here are detailed answers to all your questions without using tables:


1. Differentiate executeQuery() and executeUpdate() with example:

The method executeQuery() is used when you want to retrieve data from the database, typically using a SELECT statement. It returns a ResultSet object which contains the data returned by the query.

Example:

ResultSet rs = statement.executeQuery
("SELECT * FROM users"); while (rs.next()) {
System.out.println(rs.getString("username")); }

The method executeUpdate(

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input output

1. Functions of I/O Interface and Its Need
Functions of I/O Interface:

Synchronizes the speed difference between CPU and I/O devices.

Selects and addresses the appropriate I/O device for communication.

Provides control and timing signals for data transfer.

Buffers data during transfer, managing data flow between CPU and devices.

Converts data formats (e.g., serial to parallel, digital to analog and vice versa).

Detects and reports errors during data transfer.

Handles interrupts to inform CPU when

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Software

Sure! Here's a detailed explanation for each of your questions:


1) Define Software Engineering as a "Layered Technology"

Software Engineering is called a layered technology because it is built on a foundation with multiple layers, each supporting the one above it. The layers are:

  1. Quality Focus (Foundation Layer):

    • Ensures the process and product quality.
    • Every layer depends on the focus on quality.
  2. Process Layer:

    • Acts as the framework for software development.
    • Provides control and coordination
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Polymer

1. Shape Memory Alloys (SMAs)

Definition

Shape Memory Alloys R metallic materials that can recover their original shape after deformation when exposed 2 a specific stimulus, usually heat. 

The most common example is Nickel-Titanium (Nitinol), known 4 its shape memory & superelastic behavior.

Mechanism

a. Phase Transformation
SMAs operate through a solid-state transformation between 2 phases:

  • Martensite (low temp, soft) – can be deformed easily & retains shape until heated.
  • Austenite
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Patan 5 marks

Explain array implementation of list. 5 marks

An array implementation of a list involves using a contiguous block of memory to store elements, allowing for efficient access and manipulation. Here’s a breakdown of the key aspects of this implementation:

1.) Structure:

°An array is a fixed-size data structure that holds elements of the same type. In the context of a list, an array can be used to store the list elements in sequential memory locations.

°The size of the array is typically defined

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Bhaktapur multiple Campus

Define ADT. Explain array as an ADT? (2+3 marks)

An Abstract Data Type (ADT) is a conceptual model that defines a set of operations and behaviors for a data structure, without specifying the underlying implementation details. Arrays, as an ADT, define how data is organized and accessed through indices, but not how it's actually stored in memory. 

Arrays as an ADT 

-An array ADT defines a collection of elements that can be accessed by their index (position). 

-Common operations on an array ADT

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fybcom

Q1) Salient Features of the Indian Constitution

  1. Written and Lengthy Constitution – It’s one of the longest constitutions in the world.

  2. Blend of Rigidity and Flexibility – Some parts can be amended easily, others require a special majority.

  3. Parliamentary Form of Government – Modeled after the British system.

  4. Federal System with Unitary Bias – Powers are divided between Centre and States, but Centre holds more power.

  5. Independent Judiciary – Judiciary is impartial and has the

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