SALESFORCE-PD1 Developer Fundamentals Practice Question
Which TWO collection interfaces or classes are provided in Apex? Choose 2 options.
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
✓
Map
List and Map are core collection types 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.
- ✗
Vector
Why it's wrong here
Vector is not an Apex collection class.
- ✗
Dictionary
Why it's wrong here
Dictionary is used in other languages like Python or C#; Apex uses Map.
- ✗
Hashtable
Why it's wrong here
Hashtable is not an Apex collection.
- ✓
Map
Why this is correct
Map is a built-in Apex collection.
- ✓
List
Why this is correct
List is a built-in Apex collection.
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.