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12.4.2 Review

Quiz by Kwok Louie

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14 questions
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  • Q1
    Which of the following is a common solution for improving battery life on mobile operating systems?
    Using live wallpapers
    Reducing screen brightness
    Enabling all location services
    Increasing background app refresh
    30s
  • Q2
    Which common problem in mobile operating systems can often be mitigated by uninstalling unused applications?
    Low battery life
    Slow internet connection
    Screen brightness issues
    Insufficient storage space
    30s
  • Q3
    What is a common reason for mobile operating systems to experience frequent freezing or lagging?
    Using a larger screen protector
    Frequent charging of the device
    Running too many apps simultaneously
    High-resolution wallpapers
    30s
  • Q4
    What is a typical issue users face with mobile operating systems that can be resolved by clearing cache?
    Slowed performance of apps
    Lack of software updates
    Network connectivity issues
    Poor battery health
    30s
  • Q5
    What is a common solution to fix unexpected app crashes on mobile operating systems?
    Changing the device color scheme
    Updating the app to the latest version
    Disabling Wi-Fi connectivity
    Increasing screen resolution
    30s
  • Q6
    What is a common solution for resolving slow software updates on mobile operating systems?
    Using a different device color
    Freeing up storage space
    Turning off Wi-Fi
    Increasing screen timeout duration
    30s
  • Q7
    What is one common solution to mitigate the risk of unauthorized access to mobile devices?
    Using a simple wallpaper
    Disabling all updates
    Sharing passwords
    Implementing biometric authentication
    30s
  • Q8
    What is a recommended way to safeguard sensitive data on a mobile device?
    Storing passwords in a text file
    Disabling lock screen security
    Using encryption to protect data
    Sharing the device with untrusted users
    30s
  • Q9
    Which practice is essential for protecting mobile devices from malware?
    Regularly updating the operating system and applications
    Ignoring system notifications
    Downloading apps from any source
    Turning off antivirus software
    30s
  • Q10
    What is a key benefit of using a VPN (Virtual Private Network) on a mobile device?
    It decreases internet speed permanently
    It automatically updates apps
    It allows free data usage
    It encrypts internet traffic to protect privacy
    30s
  • Q11
    What is an effective strategy for ensuring apps on a mobile device are safe to use?
    Downloading apps only from trusted sources like official app stores
    Installing apps without checking reviews
    Sharing apps via peer-to-peer networks
    Using outdated versions of apps
    30s
  • Q12
    What is a common consequence of using public Wi-Fi without protection?
    Increased risk of data interception
    Automatic updates for apps
    Faster internet speeds
    Guaranteed privacy
    30s
  • Q13
    What is a crucial step in securing mobile devices when disposing of them?
    Selling it without preparation
    Keeping the same passwords
    Just deleting some apps
    Factory resetting the device to erase all data
    30s
  • Q14
    What is a primary advantage of enabling two-factor authentication (2FA) on mobile devices?
    It automatically backs up data
    It makes devices faster
    It eliminates the need for passwords
    It adds an extra layer of security beyond just a password
    30s

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