Podcast
Questions and Answers
What happens to the capacity of a battery each time it is recharged?
What happens to the capacity of a battery each time it is recharged?
- It fluctuates
- It increases
- It remains the same
- It degrades (correct)
Why does a mobile phone constantly trying to reconnect to a signal drain the battery?
Why does a mobile phone constantly trying to reconnect to a signal drain the battery?
- It leads to faster battery degradation (correct)
- It causes the battery to overheat
- It increases the battery's capacity
- It has no effect on the battery
What action can help save battery life when outside the signal range for your provider?
What action can help save battery life when outside the signal range for your provider?
- Enabling airplane mode (correct)
- Clearing the cache memory
- Increasing the volume level
- Disabling the screen brightness
How can you minimize battery use even on systems with a brand new battery?
How can you minimize battery use even on systems with a brand new battery?
What is a common symptom of a mobile device infected by malware?
What is a common symptom of a mobile device infected by malware?
What should you check for if you suspect your mobile device may be infected by malware?
What should you check for if you suspect your mobile device may be infected by malware?
How can cursor drift be prevented on older technologies?
How can cursor drift be prevented on older technologies?
What is a potential indication of malware on a mobile device?
What is a potential indication of malware on a mobile device?
What can be a consequence of an infected mobile device running a process constantly?
What can be a consequence of an infected mobile device running a process constantly?
What is a challenge commonly faced with all devices, mobile or otherwise?
What is a challenge commonly faced with all devices, mobile or otherwise?
What is a potential indicator of cursor drift on a device?
What is a potential indicator of cursor drift on a device?
What should you do if there are no obvious malware symptoms on your mobile device?
What should you do if there are no obvious malware symptoms on your mobile device?
What is the purpose of liquid contact indicators (LCIs) installed in devices by phone manufacturers?
What is the purpose of liquid contact indicators (LCIs) installed in devices by phone manufacturers?
What is the recommended action if a phone or tablet gets wet?
What is the recommended action if a phone or tablet gets wet?
Which is a better option for drying out a wet phone according to the text?
Which is a better option for drying out a wet phone according to the text?
What is the recommended action to recover a wet device according to the text?
What is the recommended action to recover a wet device according to the text?
What can damage mobile devices according to the text?
What can damage mobile devices according to the text?
How can one identify apps causing excessive heat in mobile devices according to the text?
How can one identify apps causing excessive heat in mobile devices according to the text?
What is recommended to avoid in order to prevent rapid heating up of a phone or tablet?
What is recommended to avoid in order to prevent rapid heating up of a phone or tablet?
What should be done if a phone or tablet screen is unresponsive according to the text?
What should be done if a phone or tablet screen is unresponsive according to the text?
What may require replacement if damaged according to the text?
What may require replacement if damaged according to the text?
What does airplane mode do on a mobile device?
What does airplane mode do on a mobile device?
What type of batteries are commonly used in mobile phones and tablets?
What type of batteries are commonly used in mobile phones and tablets?
What should be done if a mobile device battery becomes swollen?
What should be done if a mobile device battery becomes swollen?
What material are screens on mobile devices commonly made of?
What material are screens on mobile devices commonly made of?
What is the recommended action for cracked glass on a mobile device?
What is the recommended action for cracked glass on a mobile device?
What can cause charging issues on mobile devices?
What can cause charging issues on mobile devices?
What factor significantly affects signal strength on mobile networks?
What factor significantly affects signal strength on mobile networks?
What can negatively impact the performance of Wi-Fi networks?
What can negatively impact the performance of Wi-Fi networks?
What is a common cause of mobile device damage that is not covered under warranty?
What is a common cause of mobile device damage that is not covered under warranty?
What should be done with liquid-damaged mobile devices?
What should be done with liquid-damaged mobile devices?
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Study Notes
- Airplane mode disables cellular, Wi-Fi, Bluetooth, and GPS radios to save battery.
- Mobile phone and tablet batteries are flat, rechargeable lithium-ion batteries that can swell if faulty.
- Swollen batteries should not be opened or punctured, replace with a new battery and dispose of old one at a hazardous waste facility.
- Screens on mobile devices are commonly made of glass, which can break and require replacement of the entire display.
- Cracked glass should be covered with tape for safe use and backup.
- Charging issues can arise from dirty connectors, damaged cables, or insufficient voltage.
- Signal strength on mobile networks varies significantly depending on location, with cellular networks providing larger coverage areas than Wi-Fi networks.
- Interference from other Wi-Fi networks or devices on the same frequency can negatively impact performance.
- Liquid damage is a common cause of mobile device damage, and it's not covered under the warranty.
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