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ITST 305 NA

Authored by Sarah Escote

Computers

University

ITST 305 NA
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22 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the main difference between the su and sudo commands in Linux?

su changes the user's shell, sudo runs a command with temporary privileges

su allows passwordless login, sudo does not

sudo logs the user in as root, su does not

su is only available in graphical environments

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which file stores encrypted user passwords in a modern Linux system?

/etc/passwd

/etc/users

/etc/shadow

/etc/login.defs

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the purpose of the /etc/skel directory?

It stores system-wide login logs

It contains default configuration files for new user home directories

It maintains kernel parameters

It is used to store all encrypted passwords

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What does the UID 0 represent in Linux systems?

A system service

An unprivileged user

The root user

A daemon process

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which command is used to safely edit /etc/passwd?

nano /etc/passwd

edit /etc/passwd

vipw

vi /etc/passwd

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What does the command usermod -aG wheel user do?

Adds the user to a system account

Adds the user to the wheel group, enabling sudo access

Removes the user from all groups

Grants root access permanently

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What happens when you use useradd -m?

It disables the home directory

It creates a user and skips setting a home directory

It creates a user and also a home directory

It sets a temporary user shell

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