Final Exam - Logic Design

What is the purpose of a print statement in Java?

• The purpose of a print statement in Java is to output text or data to the console.

• To declare variables in Java.

• To create new classes in Java.

• To compile Java code into bytecode.

What is the syntax of the print statement in Java?

Answer choices

• System.println()

• System.out.println();

• System.out.print()

• System.print()

Which escape sequence is used to print a new line in Java?

• \t

• \n\r

• \n

• //

How do you print a number in Java?

• Console.log(number);

• Use print(number);

• Use System.out.println(number);

• System.out.print(number);

What is the difference between printing integers and decimals?

• Decimals are always larger than integers.

• Integers can have decimal points, while decimals cannot.

• The difference is that integers are whole numbers, while decimals can represent fractional values.

• Integers can represent fractions, while decimals cannot.

What is an algorithm and how is it represented in a flowchart?

• An algorithm is a random guess for solving a problem, represented in a flowchart using only circles.

• An algorithm is a type of computer hardware, represented in a flowchart using only lines.

• An algorithm is a collection of data, represented in a flowchart using colors and shapes.

• An algorithm is a step-by-step procedure for solving a problem, represented in a flowchart using symbols like ovals, rectangles, diamonds, and arrows.

What is a method in Java?

• A method in Java is a way to declare a new class.

• A method in Java is a class that contains data.

• A method in Java is a block of code that performs a specific task within a class.

• A method in Java is a type of variable.

How do you create a method inside a class in Java?

• public returnType methodName(parameters) { // method body }

• returnType methodName { // parameters }

• public methodName(parameters) returnType { }

• methodName(parameters) { // method body }

What does the 'final' keyword signify when declaring a variable? (اكتب بلغتك العربية)

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How do you take user input in Java using the Scanner class?

• Use Scanner scanner = new Scanner(System.in); to create a Scanner object and then use scanner.nextLine() to read input.

• Use System.out.println() to read input directly.

• Use scanner.readInput() to get user input.

• Create a BufferedReader object for input.