LPI Level 1 Exam 102, Junior Level Linux Certification, Part 2 of 2 (102-400) Practice Test

Questions # 1:

Which command makes the shell variable named VARIABLE visible to subshells?

Options:

export $VARIABLE

export VARIABLE

set $VARIABLE

set VARIABLE

env VARIABLE

Questions # 2:

What is the difference between the commands test -e path and test -f path?

Options:

They are equivalent options with the same behaviour.

The -f option tests for a regular file. The -e option tests for an empty file.

Both options check the existence of the path. The -f option also confirms that it is a regular file.

The -f option tests for a regular file. The -e option tests for an executable file.

Questions # 3:

What output will the command seq 10 produce?

Options:

A continuous stream of numbers increasing in increments of 10 until stopped.

The numbers 1 through 10 with one number per line.

The numbers 0 through 9 with one number per line.

The number 10 to standard output.

Questions # 4:

When the command echo $$ outputs 12942, what is the meaning of 12942?

Options:

It is the process ID of the echo command.

It is the process ID of the current shell.

It is the process ID of the last command executed.

It is the process ID of the last command which has been placed in the background.

Questions # 5:

What is the purpose of the file /etc/profile?

Options:

It contains the welcome message that is displayed after login.

It contains security profiles defining which users are allowed to log in.

It contains environment variables that are set when a user logs in.

It contains default application profiles for users that run an application for the first time.

Questions # 6:

What word is missing from the following SQL statement?

insert into tablename ________(909, 'text');

(Please specify the missing word using lower-case letters only.)

Options:

Questions # 7:

Which character in the password field of /etc/passwd is used to indicate that the encrypted password is stored in /etc/shadow?

Options:

Questions # 8:

What is true regarding the command userdel --force --remove bob? (Choose TWO correct answers.)

Options:

The user bob is removed from the system's user database.

The user bob's home directory is removed.

The locate database is updated to drop files owned by bob.

All files owned by bob are remove from all mounted filesystems.

In case bob was the last member of a group, that group is deleted.

Questions # 9:

Each entry in a crontab must end with what character?

Options:

Tab

Space

Backslash

Newline

Questions # 10:

Which of the following fields are available in both the global /etc/crontab file as well as in user-specific crontab files? (Select TWO correct answers)

Options:

Year

Minute

Username

Command

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