PCPP1 Networking And Restful Apis Practice Question
When sending a JSON payload with 'requests.post()', which argument should you use to automatically set the 'Content-Type' to 'application/json'?
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
✓
json=payload
The 'json' argument automatically serializes the data and sets the correct headers.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✗
data=json.dumps(payload)
Why it's wrong here
This requires manual header setting.
- ✓
json=payload
Why this is correct
The 'json' argument handles both serialization and headers.
- ✗
params=payload
Why it's wrong here
'params' is for URLs.
- ✗
body=payload
Why it's wrong here
'body' is not a valid argument.
About these practice questions
This PCPP1 question is part of Courseiva's 209-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 Python Institute exam blueprint
This PCPP1 practice question is part of Courseiva's free Python Institute 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 PCPP1 exam.