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Java Quiz

Java Introduction Quiz

Self Assessment | Report doubt (if any) to your instructor.

1 / 14

Extension of java byte code is?

java

exe

class

obj

2 / 14

In which version, java added features like Generics, Annotations, Autoboxing and auto-unboxing, Enumerations, Enhanced for-each style for loop, Variable-length arguments (varargs), Static import, Formatted I/O & Concurrency utilities

Java2

J2SE 1.3

J2SE 1.4

J2SE 5

SE6

3 / 14

Java is neither upwardly nor downwardly compatible with C++

True

False

4 / 14

Which makes Java, a Distributed programming language?

Java supports Remote Method Invocation (RMI).

Java verifies and resolve accesses to objects at run time.

Java enables the creation of cross-platform programs by compiling into an intermediate representation called Java bytecode.

Java code can run on wide variety of CPUs, operating systems, and browsers connected to the Internet.

5 / 14

Calculate area of circle.

6 / 14

What makes java robust programming language?

Java inherits the C/C++ syntax

Everything is an object

Java is a strictly typed language, checks code at compile time & run time both.

Java supports multithreaded programming,

7 / 14

In java, name of user defined class always starts with capital letter.

True

False

8 / 14

To boost performance (speed up execution) Javac tool compiles entire java code in one go.

True

False

9 / 14

Latest version of Java

SE6

JDK8

JDK15

None of the Above

10 / 14

What makes java a high performance language?

Magic Code

HotSpot

Just-in-time-compiler

JVM

11 / 14

Java is a purely object oriented programming language?

True

False

12 / 14

There in no built in method naming style reserved for java.

True

False

13 / 14

Who is inventor of Java?

Mark Zuckerberg

Dennis Ritchie

Ken Thompsan

James Gosling

14 / 14

Java derives its syntax from _____________. And many of Java’s object-oriented features were influenced by _____________ .

C++, C

C, C++

Perl, C++

C++, Perl

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