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Questions and Answers
What is the primary function of the apropos command?
What is the primary function of the apropos command?
- To perform a keyword search in the manual pages (correct)
- To display the tutorial of a command
- To identify the full path of a command
- To display the hierarchy of a directory
What type of information does section 5 of manual pages contain?
What type of information does section 5 of manual pages contain?
- File formats
- Configuration files (correct)
- Games
- System administration commands
Which protocol has replaced the X Window System as the default display protocol in RHEL 8?
Which protocol has replaced the X Window System as the default display protocol in RHEL 8?
- GNOME
- Xorg
- VT Terminal
- Wayland (correct)
What is the default number of days files in /tmp are kept before they are automatically deleted if not accessed or modified?
What is the default number of days files in /tmp are kept before they are automatically deleted if not accessed or modified?
What is the default display manager in RHEL 8?
What is the default display manager in RHEL 8?
What command can be used to display the tutorial of a command?
What command can be used to display the tutorial of a command?
Which three categories can Linux file systems be divided into?
Which three categories can Linux file systems be divided into?
What command can be used to determine the full path for a specified command?
What command can be used to determine the full path for a specified command?
What command shows the absolute path of the current working
directory.
What command shows the absolute path of the current working directory.
What service is responsible for creating device nodes at system startup?
What service is responsible for creating device nodes at system startup?
How many times do you need to run the lscpu command to get information on all processor cores?
How many times do you need to run the lscpu command to get information on all processor cores?
Which three formats RHEL 8 documentation is available in at
docs.redhat.com?
Which three formats RHEL 8 documentation is available in at docs.redhat.com?
What command displays the hierarchy of a directory?
What command displays the hierarchy of a directory?
Linux commands may be categorized into two groups: privileged and
non-privileged. True or False?
Linux commands may be categorized into two groups: privileged and non-privileged. True or False?
What is the -R option used for with the ls command?
What is the -R option used for with the ls command?
What option is used for listing hidden files in a directory?
What option is used for listing hidden files in a directory?
Which command can be used to determine the time the kernel was
build?
Which command can be used to determine the time the kernel was build?
What type of file systems are available in Linux?
What type of file systems are available in Linux?
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Study Notes
Manual Page Search
- The apropos command is used to perform a keyword search in the manual pages.
System Startup
- The udevd service creates device nodes at system startup.
Current Working Directory
- The pwd command shows the absolute path of the current working directory.
RHEL 8 Documentation
- RHEL 8 documentation is available in three formats: PDF, EPUB, and HTML.
Manual Pages
Section 5
- Section 5 of the manual pages contains information on configuration files.
Display Protocol
- Wayland is the new default display protocol in RHEL 8, replacing X Window System.
lscpu Command
- The lscpu command needs to be run only once to pull information for all processor cores.
Command Tutorial
- The info or pinfo command can be used to display the tutorial of a command.
Linux File Systems
- Linux file systems can be divided into three categories: disk-based, network-based, and memory-based file systems.
Command Path
- The which, whereis, and type commands can be used to determine the full path for a specified command.
Directory Hierarchy
- The tree command displays the hierarchy of a directory.
Linux Commands
- Linux commands can be categorized into two groups: privileged and non-privileged.
Default Display Manager
- GNOME Display Manager is the default display manager in RHEL 8.
ls Command Options
- The -R option is used for recursive directory listing, and the -a option is used for listing hidden files.
/tmp Directory
- Files in /tmp are kept for 10 days before they are automatically deleted if not accessed or modified.
Kernel Build Time
- The uname command shows the kernel build time.
Filesystem Hierarchy Standard
- RHEL follows the Filesystem Hierarchy Standard.
Manual Page Search
- The apropos command is used to perform a keyword search in the manual pages.
System Startup
- The udevd service creates device nodes at system startup.
Current Working Directory
- The pwd command shows the absolute path of the current working directory.
RHEL 8 Documentation
- RHEL 8 documentation is available in three formats: PDF, EPUB, and HTML.
Manual Pages
Section 5
- Section 5 of the manual pages contains information on configuration files.
Display Protocol
- Wayland is the new default display protocol in RHEL 8, replacing X Window System.
lscpu Command
- The lscpu command needs to be run only once to pull information for all processor cores.
Command Tutorial
- The info or pinfo command can be used to display the tutorial of a command.
Linux File Systems
- Linux file systems can be divided into three categories: disk-based, network-based, and memory-based file systems.
Command Path
- The which, whereis, and type commands can be used to determine the full path for a specified command.
Directory Hierarchy
- The tree command displays the hierarchy of a directory.
Linux Commands
- Linux commands can be categorized into two groups: privileged and non-privileged.
Default Display Manager
- GNOME Display Manager is the default display manager in RHEL 8.
ls Command Options
- The -R option is used for recursive directory listing, and the -a option is used for listing hidden files.
/tmp Directory
- Files in /tmp are kept for 10 days before they are automatically deleted if not accessed or modified.
Kernel Build Time
- The uname command shows the kernel build time.
Filesystem Hierarchy Standard
- RHEL follows the Filesystem Hierarchy Standard.
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