Topic 1: Introduction to Java Programming

What is the primary purpose of a programming language?

• To create hardware

• To communicate with computers

• To manage databases

• To design user interfaces

Which of the following is a high-level programming language?

• Assembly Language

• Machine Language

• Binary Code

• Java

What does JDK stand for?

• Java Design Kit

• Java Debugging Kit

• Java Development Kit

• Java Data Kit

Which symbol is used to terminate a statement in Java?

• ,

• :

• ;

• .

What is the purpose of the main method in a Java program?

• To create classes

• To import libraries

• To define variables

• To execute the program

Which of the following is NOT a primitive data type in Java?

• String

• char

• double

• int

What is the output of the following code: System.out.println(1 + 2 + '3');?

• 123

• 15

• 6

• 33

Which loop is guaranteed to execute at least once?

• foreach loop

• for loop

• while loop

• do-while loop

What is the purpose of the 'break' statement in a loop?

• To skip the current iteration

• To exit the loop

• To continue to the next iteration

• To pause the loop

Which of the following is a valid way to declare an array in Java?

• int arr[] = int[5];

• int arr = new int[5];

• int arr[] = new int(5);

• int[] arr = new int[5];