comptia a+ mobile devices Flashcards
What does the term ‘mobile device’ refer to?
A portable computing device such as a smartphone, tablet, or laptop.
True or False: Mobile devices typically have a larger form factor than desktop computers.
False
Which operating system is commonly used on iPhones?
iOS
Fill in the blank: Android is an operating system based on _______.
Linux
What is the primary function of a mobile device’s touchscreen?
To provide a user interface for interaction.
Which mobile device component is responsible for processing data?
The CPU (Central Processing Unit)
Name one common type of mobile device battery.
Lithium-ion (Li-ion) battery
True or False: Mobile devices generally have more RAM than desktop computers.
False
What is the purpose of a SIM card in mobile devices?
To connect the device to a mobile network.
Which feature allows mobile devices to connect to the internet wirelessly?
Wi-Fi
What is the difference between a smartphone and a feature phone?
Smartphones support advanced applications and internet access, while feature phones have limited functionality.
Multiple Choice: Which of the following is NOT a common mobile device operating system? A) iOS B) Android C) Windows 10 D) macOS
D) macOS
Name one advantage of using mobile devices.
Portability
What is ‘Bluetooth’ used for in mobile devices?
To connect wirelessly to other devices over short distances.
True or False: Mobile devices can only run applications downloaded from official app stores.
False
What does ‘GPS’ stand for in mobile devices?
Global Positioning System
Fill in the blank: A _______ is an application that allows users to make voice calls over the internet.
VoIP app
What is the function of the ‘accelerometer’ in mobile devices?
To detect the orientation and movement of the device.
Multiple Choice: Which of the following is a common screen size for tablets? A) 5 inches B) 7-12 inches C) 20 inches D) 24 inches
B) 7-12 inches
What does ‘NFC’ stand for?
Near Field Communication
True or False: Mobile devices can use both cellular and Wi-Fi networks to access the internet.
True
What is a common security feature found on mobile devices?
Fingerprint scanner
Fill in the blank: Mobile devices often use _______ to save power when not in use.
Sleep mode
What is the purpose of a mobile device’s camera?
To capture images and videos.
