What file is produced after compiling a Java program?

Java class file
A Java class file is created by a Java compiler from . java files as a result of successful compilation. As we know that a single Java programming language source file (or we can say . java file) may contain one class or more than one class.

How many Java class files are there?

java file can contain only one public class. If you want these two classes to be public they have to be put into two .

How many extra files does the compiler create?

The C compiler generates one or more object files. The linker generates an executable, and may also create (and delete) temporary files.

How Java file is executed?

In Java, programs are not compiled into executable files; they are compiled into bytecode (as discussed earlier), which the JVM (Java Virtual Machine) then executes at runtime. Java source code is compiled into bytecode when we use the javac compiler. The bytecode gets saved on the disk with the file extension .

When a Java program is compiled it creates a?

Compile and Run Java Program: It’s Two Step Process During compilation phase Java compiler compiles the source code and generates bytecode. This intermediate bytecode is saved in form of a . class file.

How many threads are created by executing the following program?

Answer: 3 : 2 threads are there. Main program is also run as a thread. And, program has created one child thread. Hence, total 2 threads are there in the program.

How many Java files can be executed at a single compilation command?

java produces a class. The java compiler produces one file per class, including for inner classes (anonymous or not).

Which file opens automatically when a program executes?

When a C program starts its execution the program automatically opens three standard streams named stdin , stdout , and stderr . These are attached for every C program.

Why do programs have so many files?

Advantages of using multiple files for a program are numerous. For instance: if you write code for a class in a separate file, you can use that class in multiple programs. It increases reusability of the code.

How many java files can be executed at a single compilation command?

How JVM executes a java program?

JVM(Java Virtual Machine) acts as a run-time engine to run Java applications. JVM is the one that actually calls the main method present in a java code. JVM is a part of JRE(Java Runtime Environment). Java applications are called WORA (Write Once Run Anywhere).