What is true in Java Mcq?
2. Which statement is true about Java? Explanation: Java is called ‘Platform Independent Language’ as it primarily works on the principle of ‘compile once, run everywhere’.
What is bytecode in Java MCQS?
Q) Byte code is Byte code is machine independent. This the reason we say that java is platform independent language. Compiler converts program to byte code (class file) and since this byte code is platform independent, it can be placed on any machine and by JVM program can be run.
What is the most important feature of Java Mcq?
Java is dynamic, architecture-neutral, and object-oriented programming language. Hence, the correct answer is option (c).
Who is known as father of Java programming language Mcq?
James Gosling
05. Who is known as the father of Java Programming Language? Explanation: James Gosling James is known as the father of Java Programming Language.
What JVM means?
Java Virtual Machine
Java Virtual Machine, or JVM, loads, verifies and executes Java bytecode. It is known as the interpreter or the core of Java programming language because it executes Java programming.
What is the full form of JVM?
Java Virtual Machine, or JVM, loads, verifies and executes Java bytecode. It is known as the interpreter or the core of Java programming language because it executes Java programming.
What JDK means?
Introduction. Thank you for downloading this release of the Java Platform, Standard Edition Development Kit (JDK). The JDK is a development environment for building applications, applets, and components using the Java programming language.
What is the original name of Java?
Oak
But yes, the original name for the programming language Java was Oak.
Why is Java called Oak?
Oak is a discontinued programming language created by James Gosling in 1989, initially for Sun Microsystems’ set-top box project. The language later evolved to become Java. The name Oak was used by Gosling after an oak tree that stood outside his office.
What are the 3 components of JVM?
The JVM consists of three distinct components:
- Class Loader.
- Runtime Memory/Data Area.
- Execution Engine.
What is difference between JDK and JRE?
JDK(Java Development Kit) is used to develop Java applications. JDK also contains numerous development tools like compilers, debuggers, etc. JRE(Java Runtime Environment) is the implementation of JVM(Java Virtual Machine) and it is specially designed to execute Java programs.
What is the old name of Java?
Oak is a discontinued programming language created by James Gosling in 1989, initially for Sun Microsystems’ set-top box project. The language later evolved to become Java. The name Oak was used by Gosling after an oak tree that stood outside his office.
What is JDK and JRE and JVM?
JDK = Java Runtime Environment (JRE) + Development tools. JRE = Java Virtual Machine (JVM) + Libraries to run the application. JVM = Only Runtime environment for executing the Java byte code. Mahesh Parahar.
What is JDK JRE and JVM?
Who found Java?
James GoslingJava / Inventor
Who wrote Java language?
Java was created at Sun Microsystems, Inc., where James Gosling led a team of researchers in an effort to create a new language that would allow consumer electronic devices to communicate with each other. Work on the language began in 1991, and before long the team’s focus changed to a new niche, the World Wide Web.
What is the 1st name of Java?
The language was initially called Oak after an oak tree that stood outside Gosling’s office. Later the project went by the name Green and was finally renamed Java, from Java coffee, a type of coffee from Indonesia.
Who named Java?
Java name was chosen by James Gosling while having a cup of coffee nearby his office. 9) Notice that Java is just a name, not an acronym. 10) Initially developed by James Gosling at Sun Microsystems (which is now a subsidiary of Oracle Corporation) and released in 1995.