39. What happens to background apps while a foreground app is in use on iOS and Android?
- The background apps will take turns running in the background to use less processing power.
- The OS will suspend background mobile apps.
- The background apps continue to run normally.
- The OS will terminate the background apps.
40. When using the ps -ef command to read process information in Linux, what is the process’ PPID?
- The terminal associated with the process
- The ID of the person who launched the process
- The Process Identification number of its parent
- Its Process Identification number
41. What are the two most common ways to terminate a process in Linux at the CLI? Select two options.
- Use the kill -KILL pidcommand
- Use the terminate process command.
- Use the end process command.
- Use the kill pidcommand.
42. Which of the following Linux commands lists open files and what processes are using them?
- lsof
- uptime
- ps -ef
- top
