Java Primitive Data Types and Basic Arithmetic — PickAClass
⏱ 2h 36m 📚 26 lessons 🎧 Audio version

Java Primitive Data Types and Basic Arithmetic

Master the fundamentals of Java's primitive data types, including byte, and confidently perform arithmetic operations and type conversions for reliable code.

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About this course

Struggling to understand how Java handles numbers and different data types? Many common programming errors stem from a misunderstanding of primitive types and their behavior. This course provides a solid foundation in Java's primitive data types, equipping you with the knowledge to perform accurate arithmetic calculations and manage type conversions with confidence. You'll learn to write robust code that avoids common numerical pitfalls. What you'll learn: * Understand the characteristics and memory usage of Java's primitive data types, including byte, short, int, long, float, double, char, and boolean. * Perform fundamental arithmetic operations (addition, subtraction, multiplication, division, modulo) with various primitive types. * Recognize and handle potential data overflow and underflow scenarios when working with numerical limits. * Apply both implicit (widening) and explicit (narrowing) type casting techniques safely and effectively. * Practice writing clear and correct Java code for basic numerical computations and data manipulation. The course begins with an introduction to Java's primitive types, detailing their ranges and uses. It then progresses through basic arithmetic, exploring how Java performs calculations and handles different types in expressions. Finally, you'll learn essential type conversion techniques to prevent data loss and ensure program accuracy. This course is designed for absolute beginners in Java programming with no prior experience required. Start building your foundational Java programming skills today.

What you'll get

  • 📜 Certificate of completion
    Add it to your LinkedIn profile
  • 💬 Personal AI tutor
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  • 🎧 Audio version included
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  • ♾️ Lifetime access
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  • 📱 Phone or computer
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  • 💸 14-day refund
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  • Short & focused
    2h 36m of practical content

Certificate of completion

Every course you complete on PickAClass issues a credential like this — original, with its own code, verifiable by URL, and detailed about what was actually demonstrated.

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Certificate of Mastery
This certifies that
Name Surname
has successfully demonstrated mastery of
Java Primitive Data Types and Basic Arithmetic
Skills demonstrated
Behavioral pattern analysis
Foundational
1.2 hrs
Decision-architecture frameworks
Proficient
1.4 hrs
A/B test design
Proficient
1.7 hrs
Behavioral copywriting
Advanced
1.9 hrs
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PickAClass — Name Surname
Java Primitive Data Types and Basic Arithmetic
Page 2 of 2
Performance detail
Coursework summary
Lessons completed 14 / 14
Practice questions 26 / 28
Assignments submitted 4 (avg 4.5 / 5)
Capstone project Reviewed — 4.6 / 5
Total practice 6.2 hrs
Performance benchmark
Cohort rank Top 12% of 1,625
Time to completion 11 days (median: 22)
Mastery score 91 / 100
Practice-question score 94%
Skill verification Verified Skill Path
Verify this credential
pickaclass.com/certificates/PCC-2026-X4F7-AP19
Issued under the academic standards of PickAClass. Skill levels reflect assessed performance against the course's competency rubric. This is an original credential of this platform.

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Frequently asked

What do I need to take this course? +

Just a phone or computer with internet. No installs, no special hardware.

How do I pay? +

By card via Stripe. We don’t store card details — Stripe handles them securely.

Can I get a refund? +

Yes — full refund within 14 days, no questions asked.

How long will I have access? +

Forever. Once you purchase, the course is yours to revisit anytime.

Will I get a certificate? +

Yes. On completion you'll receive a certificate you can add to your LinkedIn profile.

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