#1. Which configuration file is responsible for setting the system's hostname in Red Hat Linux?
#2. What is the default shell in Red Hat Enterprise Linux?
#3. In Red Hat Linux, what command is used to add or remove user groups?
#4. Which command is used to display the current date and time in Red Hat Linux?
#5. What is the purpose of the `chmod` command in Red Hat Linux?
#6. Which command is used to create a new directory in Red Hat Linux?
#7. What is the default text editor in Red Hat Enterprise Linux?
#8. Which file contains the system-wide environmental variables in Red Hat Linux?
#9. What is the purpose of the `ps` command in Red Hat Linux?
#10. In Red Hat Linux, which command is used to add or remove user accounts?
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