Mastering Java Loops and Methods

Which of the following is the correct syntax for a for loop in Java that prints numbers from 1 to 5?

• for (int i = 1; i <= 5; i++) { System.out.println(i); }

• for (int i = 1; i < 5; i++) { System.out.println(i); }

• for (int i = 0; i <= 5; i++) { System.out.println(i); }

• for (int i = 1; i >= 5; i++) { System.out.println(i); }

What is the output of the following code? ```java int x = 10; if (x > 5) { System.out.println("A"); } else { System.out.println("B"); } ```

• A

• B

• 10

• No output

Which keyword is used to indicate that a method does not return any value in Java?

• void

• return

• static

• public

Which logical operator in Java represents "AND"?

• ||

• &&

• !

• &

What is the minimum number of times a do-while loop will execute its body?

• 0

• 1

• 2

• It depends on the condition

Which of the following is a correct method declaration for a public static method in Java that returns an int?

• public static int myMethod() { }

• static public void myMethod() { }

• public int static myMethod() { }

• int public static myMethod() { }

Which of the following statements about while loops in Java is true?

• The loop body may never execute if the condition is false initially.

• The loop body always executes at least once.

• The condition is checked after the loop body.

• while loops cannot be nested.

What is the return type of the following method? ```java public static double calculateArea(double radius) { return 3.14 * radius * radius; } ```

• int

• void

• double

• float

Which of the following is an example of functional abstraction in Java?

• Writing a method to calculate the sum of two numbers and using it in your program.

• Declaring variables inside a method.

• Using a for loop to print numbers.

• Using if-else statements to check conditions.

Which of the following is the correct syntax for a do-while loop in Java?

• do { ... } while (condition);

• while (condition) { ... }

• for (init; condition; update) { ... }

• loop { ... } while (condition);