SALESFORCE-PD1 Developer Fundamentals Practice Question
Which Apex data type is best suited for storing monetary amounts with high precision?
Answer choices
Why each option matters
Answer the question above first, then reveal the full breakdown to understand why each option is right or wrong.
Correct answer & explanation
✓
Decimal
The Decimal data type is used for currency and precise numerical calculations in Apex.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✓
Decimal
Why this is correct
Decimal is precise and is the standard type used for currency fields in Salesforce.
- ✗
Double
Why it's wrong here
Double is an approximate numeric data type and can introduce rounding errors unsuitable for currency.
- ✗
String
Why it's wrong here
String stores text characters, not numbers.
- ✗
Integer
Why it's wrong here
Integer cannot store fractional currency values (cents).
About these practice questions
Courseiva writes every SALESFORCE-PD1 question from scratch — 493 in total, each with an explanation and a wrong-answer breakdown. None are copied from real exams or dumps. Learn why practice questions differ from exam dumps →
JA
Written and reviewed by Johnson Ajibi, MSc IT Security
Senior Network & Security Engineer · founder of Courseiva
Last reviewed August 2026 · checked against the official Salesforce exam blueprint
This SALESFORCE-PD1 practice question is part of Courseiva's free Salesforce certification practice question bank. Courseiva provides original exam-style practice questions with explanations, topic-based practice, mock exams, readiness tracking, and study analytics to help learners prepare for the SALESFORCE-PD1 exam.