Java Chapter 1 Questions and Answers Latest Update 100% Pass

Java Chapter 1 Questions and Answers Latest Update 100% Pass What will `Sln(100 % 3);` output? 1 How do you check if two strings are equal in Java? Using the `.equals()` method What will `Sln(3 == 3.0);` return? true What will `Sln(2 + "2" + 2);` output? 222 How do you declare a method in Java? Using a return type, method name, and parentheses 2 What is the default value of a float variable in Java? 0.0f What does `Sln(1 | 2);` output? 3 Which method is used to find the length of a string? length() What will `Sln("Hello".contains("lo"));` return? true Which keyword is used to exit from a loop in Java? break What will `Sln("apple".compareTo("banana"));` return? A negative number 3 What will `Sln("Java".repeat(2));` print? JavaJava What is the output of `Sln(" ".trim().isEmpty());`? true What is the main purpose of the Java programming language? To create platform-independent applications using object-oriented principles What is the extension of a Java source code file? .java What does the `public` keyword mean in a Java class declaration? It makes the class accessible from any other class Which method serves as the entry point for a Java application? main() 4 What does `Sln("Hello, Java!");` do? It prints "Hello, Java!" to the console What is the name of the compiler used to compile Java code? javac Which component of Java translates bytecode into machine code? Java Virtual Machine (JVM) What is the default value of an int variable in Java? 0 What does `Sln(10 / 4);` output? 2 What does the `new` keyword do in Java? It creates a new object