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🌟 JAVA QUICK REVISION – FULL EXAM NOTE 🌟 (Read Carefully – High Scoring Concepts) 🔹 1. Encapsulation Encapsulation means wrapping data (variables) and methods (functions) together into a single unit called a class . It is achieved by: Declaring variables as private Providing access through public getter and setter methods Example: class Student { private int marks; public void setMarks(int m) { marks = m; } public int getMarks() { return marks; } } 🔹 2. Comparison Operator → == Used to compare two values. Returns true or false . Example: if (a == b) 🔹 3. Loop That Runs At Least Once → do-while Condition is checked after execution. Executes minimum one time even if condition is false. Example: do { System.out.println("Hello"); } while(condition); 🔹 4. Constant Variable Keyword → final Once assigned, value cannot be changed . final int x = 10; 🔹 5. Math.sqrt(16) → 4 Math.sqrt() returns square root. System.out.println(Math.s...

 chapter 8 Questions and Answers 1. ______ uses technology for learning and teaching so that people can learn from anywhere and anytime. Answer: b. E-Learning 2. The set of rules expected to be followed during online communication is known as ______. Answer: c. Netiquette 3. An email address usually consists of three parts: username, the @ symbol and ______ name. Answer: d. Domain A. Choose the correct option 4. ______ is a malicious program that enters into a computer without the knowledge of end user. Answer: a. Virus B. Fill in the blanks (Words given: E-learning, Client, E-commerce, Server, World Wide Web) E-commerce refers to buying and selling of various products online. A computer connected to a network acts either as a client or server . The World Wide Web contains millions of documents called web pages. E-learning means learning with the use of technology anytime and anywhere. C. Write T for True and F for False A single computer can act as both client and server. ...

I. Choose the correct answer (0.5 × 10 = 5) Who asked the famous question – Can machines think? Answer: d. Alan Turing Rohan is animating a flying saucer. He wants to make it disappear in the sky. Which tweening should he apply along with motion tween? Answer: d. Coloring Which of the following artificial intelligence technologies creates new content? Answer: a. Generative AI Animating an object from one state to another is called __________. Answer: a. Tweening Short posts and messages of which of these social media platforms are called Tweets? Answer: c. X Who coined the term Artificial Intelligence? Answer: a. John McCarthy To create a copy of a sprite on the stage, we use __________ block. Answer: d. create clone of The block touching is found in which of the following categories? Answer: d. Sensing The speed of animation is measured in which of the following? Answer: d. Frames/second Which of the following powers of computers make them capable of artificial intelligence ...