FC0-U71 Applications and Software Practice Question
A programmer declares a variable 'price' and assigns it the value 19.99. In most programming languages, what is the data type of this variable?
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
✓
Float
19.99 is a number with a decimal point, so it is a floating-point number (float). Integer is a whole number, string is text, and boolean is true/false.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✗
Boolean
Why it's wrong here
Boolean is for true/false values.
- ✓
Float
Why this is correct
Float is used for numbers with decimal points.
- ✗
String
Why it's wrong here
String is for text, not numbers.
- ✗
Integer
Why it's wrong here
Integer is for whole numbers, not decimals.
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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.