What is the correct way to dispose of a defective lithium-ion battery removed from a mobile device?

Store it in a metal container until it is empty

Recycle it at an approved battery collection facility

Place it in the regular trash bin

Incinerate it to neutralize the chemicals

A technician is replacing a swollen battery in a customer's laptop. After removing the old battery, the technician notices the replacement battery has a slightly different connector orientation than the original. What should the technician do?

Verify the replacement battery is the exact model for the laptop and align the connector properly before seating it.

Force the connector into place, as all laptop batteries use the same connector standard.

Install the battery upside down so the connector aligns with the socket.

Trim the plastic housing of the connector to make it fit the laptop's socket.

A technician is replacing a Wi-Fi antenna in a smartphone. The new antenna has a slightly longer cable than the original. What is the best practice for routing the extra cable?

Route the cable in a gentle loop along the edge of the device, avoiding sharp bends.

Fold the cable back and forth over the battery.

Cut the cable to the correct length and strip the ends to reconnect.

Coil the excess cable and secure it with a twist tie.

A technician is replacing a Wi-Fi antenna in a smartphone. After reassembly, the phone's Wi-Fi works, but the rear camera produces blurry images. The technician suspects the camera lens was smudged during the repair. What is the best way to clean the lens?

Use a dry microfiber cloth to gently wipe the lens.

Use a pencil eraser to rub off the smudge.

Blow on the lens to remove dust and then wipe with a tissue.

Use a cotton swab dipped in rubbing alcohol.

A technician is replacing a swollen lithium-ion battery in a laptop. Which safety practice should be followed during removal?

Disconnect the battery connector before removing screws

Recharge the battery fully before removal to stabilize it

Puncture the battery to release pressure before removal

Use a metal pry tool to gently lift the battery from its socket

CompTIAA+ Core 1

Domain 1Objective 1

Hardware Setup 220-1201 Practice Questions (Page 1)

Part of the Mobile devices domain, which accounts for 13% of the 220-1201 exam. CompTIA does not publish an official question count, but from its 90-minute exam (~35–60 total, ~5–8 in this domain), expect 1–2 from this objective — we provide 22 practice questions to prepare you well beyond it. (estimate)

22questions here

5free pages

3concepts

13%of the exam

Questions 1–5

1foundation · easy
What is the correct way to dispose of a defective lithium-ion battery removed from a mobile device?
Select an answer first
2application · medium
A technician is replacing a swollen battery in a customer's laptop. After removing the old battery, the technician notices the replacement battery has a slightly different connector orientation than the original. What should the technician do?
Select an answer first
3application · medium
A technician is replacing a Wi-Fi antenna in a smartphone. The new antenna has a slightly longer cable than the original. What is the best practice for routing the extra cable?
Select an answer first
4application · medium
A technician is replacing a Wi-Fi antenna in a smartphone. After reassembly, the phone's Wi-Fi works, but the rear camera produces blurry images. The technician suspects the camera lens was smudged during the repair. What is the best way to clean the lens?
Select an answer first
5foundation · easy
A technician is replacing a swollen lithium-ion battery in a laptop. Which safety practice should be followed during removal?
Select an answer first

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