DBI202-Fa24

Front

To run a Java program, which software must be installed? Options: Java Runtime Environment (JRE), Eclipse, Java Development Kit (JDK), Netbeans

Back

Java Runtime Environment (JRE)

Front

Which of the following statements is used to compile the program.java file? Options: javac program.java, java -java program.java, javac -c program.java, java -j program.java

Back

javac program.java

Front

Which of the following concepts does not belong to object-oriented programming features? Cross-platform, Inheritance, Polymorphism, Encapsulation

Back

Cross-platform

Front

What is the purpose of a Java Virtual Machine(JVM)?

Back

It is used to interpret and execute Java bytecode

Front

What is the meaning of platform-independent?

Back

write once, run anywhere

Front

A Java source code will be compiled to the file in which of the following extensions?
Options:
class, java, exe, bat

Back

class

Front

Which of the following is NOT a Java feature? Use of pointers, Ease of learning, It is a secure language, Independent Platform

Back

Use of pointers

Front

Which of the following is a Java primitive type?

boolean, String, Object, Class

Back

boolean

Front

Concerning rules and conventions for naming variables in Java, choose an incorrect statement: An identifier can begin with any character except '$' and '_'

Back

An identifier can begin with any character except '$' and '_'.

Front

What is the output of the code snippet?
public class Test {
public static void main(String[] args) {
int result;
System.out.println(result = true? 100: 5);
}
}

Back

100