Hard Links and File Systems

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What is a limitation of hard links?

They can be used to link directories.
They can be used to link special files.
They can only be created on a single filesystem. (correct)
They are only available on Linux systems.

What happens when a hard linked file is changed?

The file is renamed.
The hard link is broken. (correct)
A copy of the file is created and consumes additional space.
The original file is deleted.

In which directory are man pages typically found?

/usr/doc/
/var/pkg/man/
/usr/share/man/ (correct)
/opt/man/

What is the purpose of the /proc filesystem?

To provide a virtual filesystem for system information. (A) Signup and view all the answers

Which file in the /proc filesystem lists parameters passed from the bootloader to the kernel?

cmdline (B) Signup and view all the answers

What is a characteristic of hard links?

They can only be created for regular files. (C) Signup and view all the answers

What is the process ID number of the init process on a System V init based system?

1 (D) Signup and view all the answers

What is the command used to list all running processes on a Linux system?

ps aux (B) Signup and view all the answers

Which of the following daemons is responsible for handling power management events on a Linux system?

acpid (D) Signup and view all the answers

What is the function of the systemd system on a Linux system?

To manage system initialization (A) Signup and view all the answers

What is the parent process of all processes on a System V init based system?

/sbin/init (D) Signup and view all the answers

What is the purpose of the ACPI system on a Linux system?

To manage power management events (D) Signup and view all the answers

Where is UEFI firmware typically stored?

On the motherboard (B) Signup and view all the answers

What type of partition is required for UEFI to work?

An EFI system partition (D) Signup and view all the answers

What is GPT related to?

A partition table format for hard disks (A) Signup and view all the answers

What is the primary function of UEFI?

To act as a firmware on a motherboard (B) Signup and view all the answers

Where is the EFI System Partition typically located?

On a GPT disk (A) Signup and view all the answers

What file system can UEFI recognise on the EFI System Partition?

FAT (C) Signup and view all the answers

What is the vi command to delete two lines, including the current line?

2dd (D) Signup and view all the answers

What happens when the command dbmaint & is used to run dbmaint in the background?

dbmaint is terminated immediately after logging out of the system (B) Signup and view all the answers

Which of the following commands lets dbmaint continue to run even when the user running the program logs out?

nohup dbmaint & (B) Signup and view all the answers

What is the purpose of the nohup command?

to allow a command to continue running after logging out (D) Signup and view all the answers

Which of the following commands directly executes the instructions from the file /usr/local/bin/runme.sh without starting a subshell?

source /usr/local/bin/runme.sh (B) Signup and view all the answers

What is the purpose of the source command in Bash?

to execute a file's instructions in the current shell (D) Signup and view all the answers

What is the name of the file that stores Bash history?

bash_history (C) Signup and view all the answers

Which of the following wildcards will match the filename ttyS0?

tty?[0-5] (A) Signup and view all the answers

Which wildcard will NOT match the filename ttyS2?

tty[A-Z] (A) Signup and view all the answers

What is the correct wildcard to match the filenames ttyS0 and ttyS1?

ttyS[0-1] (A) Signup and view all the answers

What is the purpose of the file that stores Bash history?

To store Bash history (C) Signup and view all the answers

Which wildcard will match the filenames ttyS0, ttyS1, and ttyS2?

ttyS[0-3] (D) Signup and view all the answers