The correct first step is to check the phone’s NFC antenna location and alignment with the payment terminal. NFC, or Near Field Communication, relies on inductive coupling between two loop antennas, which requires both devices to be within roughly four centimeters of each other and oriented so their antennas overlap. Many smartphones place the NFC antenna near the top edge or behind the camera module, so simply tapping the middle of the phone against the terminal may fail. On the CompTIA A+ Core 1 220-1201 exam, this question tests your understanding of hardware-specific troubleshooting—common traps include immediately blaming the terminal, checking software settings, or assuming the phone is defective. Remember that NFC is a physical-layer technology; if the phone is unlocked and NFC is enabled, the issue is almost always proximity or alignment. A useful memory tip is “NFC needs a near-field connection”—think of it like aligning two magnets: if they don’t touch in the right spot, nothing happens.
220-1201 Mobile Device Connection Methods Practice Question
This 220-1201 practice question tests your understanding of mobile device connection methods. The scenario asks you to isolate a root cause — eliminate options that address a different problem before choosing. After answering, compare your reasoning against the explanation and wrong-answer breakdown below. Once you have made your selection, read the full explanation to reinforce the concept and understand why each distractor is designed to mislead on exam day.
A technician is troubleshooting a smartphone that cannot establish an NFC connection with a payment terminal. The phone's NFC is enabled, and the screen is unlocked. The payment terminal shows 'No card detected'. Which of the following should the technician check first?
Clue words in this question
Noticing these words before you look at the options changes how you read each choice.
Clue: "first"
Why it matters: Order matters here. You are being tested on which action comes before the others — not which action is generally useful.
Answer the question above first, then reveal the full breakdown to understand why each option is right or wrong.
Correct answer & explanation
✓
The phone's NFC antenna location and alignment with the terminal
NFC requires close proximity and correct orientation; many phones have the NFC antenna located near the top or back. This tests practical knowledge of NFC hardware placement and the need for precise alignment.
Key principle: Answer the scenario, not the keyword: identify the specific constraint before choosing the most familiar-sounding option.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
✗
The phone's battery level
Why it's wrong here
Battery level does not affect NFC functionality as long as the phone is on.
✓
The phone's NFC antenna location and alignment with the terminal
Why this is correct
NFC has a very short range (about 4 cm) and requires the phone's NFC antenna to be near the terminal's reader; misalignment is a common issue.
Clue confirmation
The clue word "first" in the question point toward this answer.
Related concept
Read the scenario before looking for a memorised answer.
✗
The payment terminal's internet connection
Why it's wrong here
NFC transactions can work offline; the terminal's internet is for authorization, not detection.
✗
The phone's default payment app settings
Why it's wrong here
App settings affect which card is used, but the terminal not detecting the phone at all points to a hardware or alignment issue.
Common exam traps
Common exam trap: answer the scenario, not the keyword
Many certification questions include familiar terms but test a specific constraint. Read the exact wording before choosing an answer that is generally true but wrong for this case.
Detailed technical explanation
How to think about this question
This question should be treated as a scenario, not a definition check. Identify the problem, the constraint and the best action. Then compare each option against those facts.
KKey Concepts to Remember
Read the scenario before looking for a memorised answer.
Find the constraint that changes the correct option.
Eliminate answers that are true in general but not in this case.
Use explanations to understand the rule behind the answer.
TExam Day Tips
→Underline the problem statement mentally.
→Watch for words such as best, first, most likely and least administrative effort.
→Review why wrong options are wrong, not only why the correct option is correct.
Key takeaway
Answer the scenario, not the keyword: identify the specific constraint before choosing the most familiar-sounding option.
Real-world example
How this comes up in practice
A practitioner preparing for the 220-1201 exam encounters this exact type of scenario on the job. The correct answer here is not the most general option — it is the best answer for the specific constraint described. Answer the scenario, not the keyword: identify the specific constraint before choosing the most familiar-sounding option. Real exam questions reward reading the full scenario before eliminating options, because the constraint defines which answer fits.
Related glossary terms
Concepts from this question explained
These glossary pages explain the core terms tested in this 220-1201 question in full detail.
Identify which 220-1201 exam domain this question belongs to, then review the specific concept being tested. Practise related questions in that domain and focus on understanding why each wrong answer is tempting — not just why the correct answer is right.
Mobile Device Connection Methods — This question tests Mobile Device Connection Methods — Read the scenario before looking for a memorised answer..
What is the correct answer to this question?
The correct answer is: The phone's NFC antenna location and alignment with the terminal — NFC requires close proximity and correct orientation; many phones have the NFC antenna located near the top or back. This tests practical knowledge of NFC hardware placement and the need for precise alignment.
What should I do if I get this 220-1201 question wrong?
Identify which 220-1201 exam domain this question belongs to, then review the specific concept being tested. Practise related questions in that domain and focus on understanding why each wrong answer is tempting — not just why the correct answer is right.
Are there clue words in this question I should notice?
Yes — watch for: "first". Order matters here. You are being tested on which action comes before the others — not which action is generally useful.
What is the key concept behind this question?
Read the scenario before looking for a memorised answer.
About these practice questions
Courseiva creates original exam-style practice questions with explanations and wrong-answer analysis. It does not publish real exam questions, exam dumps, or protected exam content. Learn why practice questions differ from exam dumps →
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. A user reports that their NFC-enabled smartphone cannot make contactless payments at a terminal that works with other phones. The user has a thick wallet case with metal credit cards. What is the most likely issue?
hard
A.The payment terminal's NFC reader is faulty.
B.The phone's NFC antenna is damaged.
✓ C.The wallet case is interfering with the NFC signal.
D.The phone's payment app is not configured correctly.
Why C: NFC uses electromagnetic fields; metal objects can block or detune the NFC antenna. A thick case with metal cards can shield the phone's NFC antenna, preventing communication with the payment terminal. Removing the case or isolating the phone from metal usually resolves this.
Last reviewed: Jun 18, 2026
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