hardMultiple SelectObjective-mapped
FC0-U71 Practice Question: Which THREE of the following are common file…
Which THREE of the following are common file formats for images?
⚠ Common exam trap
Test-takers frequently confuse file extensions based on common usage (e.g., .mp3 for music or .docx for documents) rather than recognizing them as non-image formats, leading them to select these incorrect 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
✓
.gif
The .gif (Graphics Interchange Format) is a common image file format that supports both static and animated images using lossless compression. It is widely used for simple graphics, logos, and animations on the web due to its support for up to 256 colors and transparency.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✗
.mp3
Why it's wrong here
MP3 is an audio format.
- ✗
.docx
Why it's wrong here
DOCX is a document format.
- ✓
.gif
Why this is correct
GIF is an image format supporting animation.
- ✓
.png
Why this is correct
PNG is a common image format with lossless compression.
- ✓
.jpg
Why this is correct
JPEG is a common image format.
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Same concept, more angles
2 more ways this is tested on FC0-U71
These questions test the same concept from different angles. Work through them to make sure you can recognise it however the exam phrases it.
Variation 1. Which THREE of the following are common file extensions for image files?
medium- A..mp3
- ✓ B..png
- ✓ C..jpg
- D..xlsx
- ✓ E..gif
Why B: The .png (Portable Network Graphics) extension is a common image file format that uses lossless compression, supporting transparency and a wide color palette. It is widely used for web graphics and images requiring high quality without compression artifacts.
Variation 2. Which TWO of the following are common file formats for images?
medium- A.PDF
- ✓ B.PNG
- C.TXT
- D.MP3
- ✓ E.JPEG
Why B: PNG (Portable Network Graphics) is a common image file format that uses lossless compression, making it ideal for images requiring high detail and transparency. It supports up to 48-bit true color and an alpha channel for transparency, which distinguishes it from other formats like JPEG.
JA
Written by Johnson Ajibi, MSc IT Security
Senior Network & Security Engineer · founder of Courseiva
This FC0-U71 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 FC0-U71 exam.