Courseiva
← DA0-002
Full test
Data Concepts and Environments →mediumMultiple SelectObjective-mapped

DA0-002 Data Concepts and Environments Practice Question

Which THREE of the following are common characteristics of unstructured data?

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

✓

Often stored in NoSQL databases or data lakes

Options B, C, and E are correct. Unstructured data lacks a predefined schema, can include various media types, and is often stored in NoSQL or data lakes. A is wrong because unstructured data is not stored in relational tables. D is wrong because SQL queries are not designed for unstructured data.

Answer analysis

Option-by-option breakdown

For each option: why learners choose it and why it is or isn't the right answer here.

  • ✗

    Easily queried using SQL

    Why it's wrong here

    SQL is designed for structured data, not unstructured.

  • ✓

    Often stored in NoSQL databases or data lakes

    Why this is correct

    NoSQL and data lakes are designed to store unstructured data at scale.

  • ✓

    Can include text, images, and video

    Why this is correct

    Unstructured data encompasses diverse media types.

  • ✗

    Stored in relational tables

    Why it's wrong here

    Unstructured data does not fit neatly into relational tables.

  • ✓

    Lacks a predefined schema

    Why this is correct

    Unstructured data has no fixed format or schema.

About these practice questions

Courseiva writes every DA0-002 question from scratch — 986 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 →

How Courseiva writes practice questions · Editorial policy

JA

Written by Johnson Ajibi, MSc IT Security

Senior Network & Security Engineer · founder of Courseiva

This DA0-002 practice question is part of Courseiva's free CompTIA 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 DA0-002 exam.