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Explore our extensive collection of questions and answers to enhance your learning experience and prepare for exams effectively

Volatile ensures that a variable’s value is always read from and written to main memory in multithreaded contexts.

Integer.parseInt() converts a String to a primitive int value.

Math.sqrt() returns the square root of a number as a double, so sqrt(25) = 5.0.

The final keyword is used to declare a constant variable in Java.

The break statement terminates the innermost loop or switch statement immediately.

‘A’ has ASCII value 65, and 65 + 1 = 66, printed as a number since no string concatenation occurs.

The private access modifier restricts access to the declaring class only.

The this keyword refers to the current instance of the class, used to access its fields or methods.

Multiple catch blocks can handle different exception types thrown in a try block.

Math.max() returns the greater of two values, so 7 is the output.

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