java basics

java basics

KG - 1st Grade

25 Qs

quiz-placeholder

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java basics

java basics

Assessment

Quiz

Computers, Special Education

KG - 1st Grade

Practice Problem

Medium

Created by

Christian Dräger

Used 15+ times

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25 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is a correct syntax to output "Hello World" in Java?

echo("Hello World");

System.out.println("Hello World");  

print("Hello World");

console.log("Hello World");

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Java is short for "JavaScript".

True

False

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How do you insert COMMENTS in Java code?

/* This is a comment

# This is a comment

// This is a comment  

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which data type is used to create a variable that should store text?

String

myString

string

char

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How do you create a variable with the numeric value 5?

num x = 5

float x = 5;

x = 5;

int x = 5;

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How do you create a variable with the floating number 2.8?

byte x = 2.8f

x = 2.8f;

float x = 2.8f;

int x = 2.8f;

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which method can be used to find the length of a string?

len()

getSize()

length()

getLength()

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