My Teaching Desk - By LokeshDev

JAWAHARLAL NEHRU TECHNOLOGICAL UNIVERSITY KAKINADA B.Tech III Year II Semester – R23 Course: MACHINE LEARNING Time: 3 Hours Max Marks: 70 SECTION – I (50 Marks) Answer ALL questions (Each question carries 10 marks: a) 5 + b) 5) UNIT – I : Introduction to Machine Learning 1. a) Define Machine Learning paradigms. Explain supervised and unsupervised learning with real-world examples. (5M) b) Explain Types of Data used in Machine Learning. How does data type affect algorithm selection? (5M) 2. a) Explain Data Representation in Machine Learning. Discuss different forms of representing data. (5M) b) Describe Model Selection and Model Learning. Explain their role in building an effective ML system. (5M) UNIT – II : Nearest Neighbor–Based Models 3. a) Explain Proximity Measures and Similarity Measures used in nearest neighbor models. (5M) b) Apply Manhattan and Euclidean distance measures to find the nearest neighbor for a given test instance. ...

JAWAHARLAL NEHRU TECHNOLOGICAL UNIVERSITY KAKINADA B.Tech III Year II Semester – R23 MACHINE LEARNING Time: 3 Hours Max Marks: 70 SECTION – I (50 Marks) Answer ALL questions (Each question carries 10 marks: a) 5 + b) 5) UNIT – I (Introduction to Machine Learning) 1. a) Define Machine Learning. Explain its evolution with examples. (5M) b) Describe stages in Machine Learning process with neat diagram. (5M) 2. a) Differentiate Rote Learning, Induction, and Reinforcement Learning. (5M) b) Explain Data Acquisition and Feature Engineering. (5M) UNIT – II (Nearest Neighbor-Based Models) 3. a) Explain distance measures in KNN with formulas. (5M) b) Classify test point (3,4) using KNN (k=3): (1,2)-A, (2,3)-A, (5,6)-B, (6,7)-B (5M) 4. a) Explain non-metric similarity functions & binary proximity. (5M) b) Discuss KNN performance issues & improvements. (5M) UNIT – III (Decision Trees & Bayesian Models) 5. a) Explain ...

  MODEL QUESTION PAPER – 3 Object-Oriented Programming through Java Time: 3 Hours                                                                                                                                      Max Marks: 70 SECTION – I (10 × 5 = 50 Marks) Answer ALL questions. Each has (a) and (b) parts. Unit I (a) Explain variables, data types, and literals in Java with examples. (5M) (b) Write a Java program to display the multiplication table of a given number using a for loop. (5M) (OR) (a) What are control statements in Java? Explain selection statements with examples. (5M...

  MODEL QUESTION PAPER – 2 Object-Oriented Programming through Java Time: 3 Hours                                                                                                                                      Max Marks: 70 SECTION – I (10 × 5 = 50 Marks) Answer ALL questions. Each question has (a) and (b) sub-questions. Unit I (a) Explain the differences between Procedural Programming and Object-Oriented Programming. (5M) (b) Write a Java program to find whether a number is prime or not using loops. (5M) (OR) (a) Explain different types of operators in Java with examples. (5M) ...

  MODEL QUESTION PAPER - 1 Object-Oriented Programming through Java Time: 3 Hours                                                                                                                                      Max Marks: 70 SECTION – I (10 × 5 = 50 Marks) Answer ALL questions. Each question has (a) and (b) sub-questions. Unit I (a) Explain the features of Object-Oriented Programming with examples. (5M) (b) Write a Java program to print the Fibonacci series up to n terms. (5M)  (OR) (a) Explain operator precedence and associativity with suitable examples. (5M) (b) Different...

 OOP through Java - R23 - Important Questions 📘 Java Question Bank – Unit-wise (with Marking Scheme) UNIT I: Object-Oriented Programming 🔹 10 Marks (Essay type) Explain the basic principles of Object-Oriented Programming in Java with examples. Describe the different types of operators in Java with suitable examples. Discuss different types of control statements in Java with syntax and examples. 🔹 5 Marks (Short Essay) Differentiate between procedural programming and object-oriented programming. Write a program to demonstrate command line arguments. Explain scope and lifetime of variables in Java. Write short notes on type casting in Java with example. Explain the use of relational and logical operators with examples. Write a Java program to find the largest of three numbers using if-else . Differentiate between while loop and do-while loop with an example. Explain the difference between break and continue statements with examples. 🔹 2 ...

 OOP through Java - R23 - Important topics Unit I: Object-Oriented Programming ✅ Most Important Basic Concepts & Principles of OOP Program Structure in Java (Class, Objects, Methods) Data Types, Variables, Operators (esp. Arithmetic, Relational, Logical, Assignment, Increment/Decrement, Ternary) Control Statements (if-else, switch, loops) ⭐ Important Command Line Arguments, User Input, Escape Sequences Precedence & Associativity of Operators Scope of Variables, Static Variables/Methods, Final Keyword 🔹 Medium Formatted Output using printf() Comments & Coding Style Unit II: Classes and Objects ✅ Most Important Class Declaration & Object Creation Constructor Methods (Default, Parameterized, Overloaded) Access Specifiers (public, private, protected, default) Passing Arguments by Value and by Reference ⭐ Important Nested Classes, Final Class & Methods Overloaded Methods, Recursive Methods Static Methods...