Tecnologia da Informação (TI)

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Questões de LFCS

Pratique com as questões oficiais e inéditas do exame LFCS.

121

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Linux Administration

Com explicação

D. paste -f 1,4 /etc/passwd Which of the following are init systems used within Linux systems? (Choose THREE correct answers.)

Which of the following signals is sent to a process when the key combination CTRL+C is pressed on the keyboard?

What happens after issuing the command vi without any additional parameters?

Which of the following command sets the Bash variable named TEST with the content FOO?

Which variable defines the directories in which a Bash shell searches for executable commands?

E. PATHRC Which of the following commands determines the type of a file by using a definition database file which contains information about all common file types?

Which of the following commands prints all files and directories within the /tmp directory or its subdirectories which are also owned by the user root? (Choose TWO correct...

When given the following command line. echo "foo bar" tee bar cat Which of the following output is created?

Which of the following commands can be used to determine how long the system has been running? (Choose TWO correct answers.)

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

Which of the following are valid stream redirection operators within Bash? (Choose THREE correct answers.)

After successfully creating a hard link called bar to the ordinary file foo, foo is deleted from the filesystem. Which of the following describes the resulting situation?

Which of the following commands changes the ownership of file.txt to the user dan and the group staff?

Which of the following commands makes /bin/foo executable by everyone but writable only by its owner?

Which of the following commands can be used to search for the executable file foo when it has been placed in a directory not included in $PATH?

What does the command mount -a do?

Which of the following settings for umask ensures that new files have the default permissions -rw-r-----?

Which of the following is the device file name for the second partition on the only SCSI drive?

Questões de LFCS

D. paste -f 1,4 /etc/passwd Which of the following are init systems used within Linux systems? (Choose THREE correct answers.)

Which of the following signals is sent to a process when the key combination CTRL+C is pressed on the keyboard?

What happens after issuing the command vi without any additional parameters?

Which of the following command sets the Bash variable named TEST with the content FOO?

Which variable defines the directories in which a Bash shell searches for executable commands?

E. PATHRC Which of the following commands determines the type of a file by using a definition database file which contains information about all common file types?

Which of the following commands prints all files and directories within the /tmp directory or its subdirectories which are also owned by the user root? (Choose TWO correct...

When given the following command line. echo "foo bar" tee bar cat Which of the following output is created?

Which of the following commands can be used to determine how long the system has been running? (Choose TWO correct answers.)

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

Which of the following are valid stream redirection operators within Bash? (Choose THREE correct answers.)

After successfully creating a hard link called bar to the ordinary file foo, foo is deleted from the filesystem. Which of the following describes the resulting situation?

Which of the following commands changes the ownership of file.txt to the user dan and the group staff?

Which of the following commands makes /bin/foo executable by everyone but writable only by its owner?

Which of the following commands can be used to search for the executable file foo when it has been placed in a directory not included in $PATH?

What does the command mount -a do?

Which of the following settings for umask ensures that new files have the default permissions -rw-r-----?

Which of the following is the device file name for the second partition on the only SCSI drive?

In order to display all currently mounted filesystems, which of the following commands could be used? (Choose TWO correct answers.)