Java Inntro and Variables

Java Inntro and Variables

Professional Development

20 Qs

quiz-placeholder

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Java Inntro and Variables

Java Inntro and Variables

Assessment

Quiz

Information Technology (IT)

Professional Development

Practice Problem

Medium

Created by

ihsan akcair

Used 6+ times

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20 questions

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1.

MULTIPLE CHOICE QUESTION

45 sec • 5 pts

Identify the INCORRECT statement about compilation and execution of Java programs.

a) Javac helps in compiling the java program and creates the .class files
b) Java runs the programs using the bytecode in .class files
c) Java runs the programs using the source code in .java files
d) Javac is in the JDK package and java is in the JRE package

a

b

c

d

2.

MULTIPLE CHOICE QUESTION

45 sec • 5 pts

Which component is responsible for converting byte code into machine specific code?

a) JIT
b) JDK
c) JVM
d) JRE

a

b

c

d

3.

MULTIPLE CHOICE QUESTION

45 sec • 5 pts

Which statement is TRUE about Java?

a) Platform independent programming language
b) Code dependent programming language
c) Sequence dependent programming language
d) Code dependent programming language

a

b

c

d

4.

MULTIPLE CHOICE QUESTION

1 min • 5 pts

Media Image

What will be the output of the following program?

Compilation error since "Hello Wrold" has spelling mistake, it should be "Hello World"

Compilation error since the class name does not contain at least one capital letter. It works fine if the class name was HelloWorld

Compilation error for some other reason

Hello Wrold

5.

MULTIPLE CHOICE QUESTION

45 sec • 5 pts

What is the extension of source code files?

a) .class
b) .java
c) .txt
d) .js

a

b

c

d

6.

MULTIPLE CHOICE QUESTION

45 sec • 5 pts

Identify the invalid java keyword in the below list.

a) integer
b) float
c) char
d) case

a

b

c

d

7.

MULTIPLE CHOICE QUESTION

45 sec • 5 pts

Which data type is used to create a variable that should store sequence of characters?

a) Txt
b) String
c) char
d) string

a

b

c

d

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