Java Data Types Practice

Flashcard
•
Computers
•
12th Grade
•
Hard
Standards-aligned
Wayground Content
FREE Resource
Student preview

7 questions
Show all answers
1.
FLASHCARD QUESTION
Front
What type should you use to represent the average grade for a course? Options: int, double, boolean, String
Back
double
Answer explanation
The average grade can be a decimal thus a floating point number is needed. double meets this requirement
Tags
data types
java language fundamentals
2.
FLASHCARD QUESTION
Front
Declare a double variable named gpa
Back
double gpa;
Tags
java language fundamentals
data types
3.
FLASHCARD QUESTION
Front
What type should you use to represent the number of people in a household? Options: String, double, int, boolean
Back
int
Tags
java language fundamentals
data types
4.
FLASHCARD QUESTION
Front
What type should you use to hold the first name of a person?
Back
String
Tags
data types
java language fundamentals
5.
FLASHCARD QUESTION
Front
Declare an int named studentCount and initialize it to 46. Follow the style of using one space before and after the equal sign.
Back
int studentCount = 46;
Tags
data types
java language fundamentals
6.
FLASHCARD QUESTION
Front
What type should you use to record if it is raining or not? Options: boolean, int, String, byte
Back
boolean
Answer explanation
In Java, to record if it's raining or not, use the boolean data type. It can be true (it's raining) or false (it's not raining).
Tags
java language fundamentals
data types
7.
FLASHCARD QUESTION
Front
Declare in boolean variable isRaining and initialize it to true
Back
boolean isRaining = true;
Tags
java language fundamentals
data types
Similar Resources on Wayground
9 questions
Java OOP

Flashcard
•
Professional Development
7 questions
Java Basics #2

Flashcard
•
10th - 12th Grade
10 questions
Flashcard 1

Flashcard
•
University
7 questions
Tipos de Datos en Python

Flashcard
•
12th Grade - University
5 questions
C Intro..

Flashcard
•
University
10 questions
Аня's Flashcard

Flashcard
•
KG - University
10 questions
Python Boolean and If

Flashcard
•
9th - 12th Grade
6 questions
Swift Playground Variables

Flashcard
•
University
Popular Resources on Wayground
10 questions
Lab Safety Procedures and Guidelines

Interactive video
•
6th - 10th Grade
10 questions
Nouns, nouns, nouns

Quiz
•
3rd Grade
10 questions
9/11 Experience and Reflections

Interactive video
•
10th - 12th Grade
25 questions
Multiplication Facts

Quiz
•
5th Grade
11 questions
All about me

Quiz
•
Professional Development
22 questions
Adding Integers

Quiz
•
6th Grade
15 questions
Subtracting Integers

Quiz
•
7th Grade
9 questions
Tips & Tricks

Lesson
•
6th - 8th Grade
Discover more resources for Computers
20 questions
Digital Citizenship

Quiz
•
8th - 12th Grade
35 questions
Computer Baseline Examination 2025-26

Quiz
•
9th - 12th Grade
13 questions
Problem Solving Process

Quiz
•
9th - 12th Grade
10 questions
Understanding Algorithms with Pseudocode and Flowcharts

Interactive video
•
9th - 12th Grade
19 questions
AP CSP Unit 1 Review (code.org)

Quiz
•
10th - 12th Grade