JNCIA-DevOps Data Serialization Practice Question
What type of brackets enclose an array in a JSON document?
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
✓
Square brackets ([ ])
Arrays in JSON are enclosed within square brackets ([ and ]).
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✗
Curly braces ({ })
Why it's wrong here
Incorrect. Curly braces enclose JSON objects (dictionaries).
- ✓
Square brackets ([ ])
Why this is correct
Correct. Square brackets denote arrays in JSON.
- ✗
Angle brackets (< >)
Why it's wrong here
Incorrect. Angle brackets are used in XML/HTML tags.
- ✗
Parentheses (( ))
Why it's wrong here
Incorrect. Parentheses are not used for JSON arrays.
About these practice questions
This JNCIA-DevOps question is part of Courseiva's 306-question bank — original exam-style content with full explanations and wrong-answer analysis, never real exam questions or exam 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 Juniper Networks exam blueprint
This JNCIA-DevOps practice question is part of Courseiva's free Juniper Networks 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 JNCIA-DevOps exam.