Java Refresher
Authored by Maryam Elahi
others
Used 1+ times
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11 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Which of these statements would print the line "Hello World" to standard output?
system.out.println("Hello World");
System.out.println("Hello World")
System.out.println("Hello World");
system.out.println(Hello World);
2.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Which of these is NOT an acceptable variable name?
fourWheels
_fourWheels
4wheels
$wheels
3.
MULTIPLE SELECT QUESTION
20 sec • 1 pt
Which of these is the correct way to declare a variable age and make it equal to 18?
int age = 18;
int age = 18
Integer age = 18;
age = 18;
4.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Which variable type would you use if you want to use decimals?
char
int
double
String
5.
MULTIPLE SELECT QUESTION
20 sec • 1 pt
Which of these is the correct way to declare a variable hello and make it equal to "Hello World"?
char hello = "Hello World";
String hello = "Hello World";
String hello = Hello World;
char[] hello = "Hello World";
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What is the output of the following java program?
7 35
Error
35 7
7.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Which of these variable types is NOT primitive?
int
char
boolean
String
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