DCOM 142 MIDTERM EXAM 2025/2026 QUESTIONS
AND ANSWERS GUARANTEE A+
✔✔Which of the following can not be a source of standard input? - ✔✔screen
✔✔Which symbol represent appending stdout to the end of a file? - ✔✔>>
✔✔What is the process of accepting input data from a source other than the keyboard
and sending output data to a destination other than the display device? - ✔✔redirection
✔✔Which Linux command can you use to read a file? (Select all that apply) - ✔✔cat,
less, more
✔✔Which symbol represent reading input from a a file? - ✔✔<
✔✔What is the second step in the procedure to remove a file? - ✔✔Enter rm {file name}
✔✔Which are type of links? (Select all that apply) - ✔✔hard, symbolic or soft
✔✔Which command is used to translate a string of characters and is predominantly
used to change the case of letters in a file? - ✔✔tr
✔✔"Which ls command option can be used to show all files in a directory, including files
that begin with a period?" - ✔✔"""-a"""
✔✔Which Linux command allows you to perform pattern matching on a file? - ✔✔awk
✔✔Which two files are referenced in the creation of an user's account. -
✔✔/etc/login.defs
/etc/skel
✔✔User student can access the shadow file by running 'cat /etc/shadow'. - ✔✔false
✔✔"To control password expiration, warnings, inactive days and aging info, use thic
command." - ✔✔chage
✔✔What does the Principle of Least Privilege state? - ✔✔Users should be given no
more authority on the system than they need to perform their job.
✔✔Which are types of user account? (Select three) - ✔✔root user, standard user,
service user
✔✔A Linux system references a group account by a group's - ✔✔GID
, ✔✔What are the three commands used to properly edit the /etc/passwd file? (Select all
Three) - ✔✔useradd, usermod, userdel
✔✔A Linux system references a user account by a user's - ✔✔UID
✔✔What is used to specify a group ID? - ✔✔"""-g"""
✔✔Which type of user account plays two roles on a Linux system? - ✔✔root user
✔✔Which command is used to create a user account and configure basic settings? -
✔✔useradd
✔✔This file is used to store the hashed version of a user's password. - ✔✔/etc/shadow
✔✔Which directory's contents are copied to the user's home directory upon account
creation? - ✔✔/etc/skel
✔✔The file provides system-wide Bash settings. - ✔✔/etc/bashrc
✔✔Where should administrators set system-wide variables in scripts on a Linux
system? - ✔✔/etc/profile.d
✔✔"As a system administrator, why might you issue theid command?" - ✔✔To display
user ID (UID) and group ID (GID) information.
✔✔"As a system administrator, why might you issue the id command? (Select all that
apply)" - ✔✔-displays UID information
display primary GID information
-display secondary group information
-display password aging information
✔✔Which command is primarily used to display the details of users who are currently
logged in to a system and their transactions? - ✔✔w
✔✔Which file is only read when you first login to the system? - ✔✔.bash_profile
✔✔You can find student's UID by doing the following. (Select all that apply) - ✔✔id
student
cat /etc/passwd | grep student
✔✔Which file provides shell configuration for the initial login environment? -
✔✔.bash_profile
AND ANSWERS GUARANTEE A+
✔✔Which of the following can not be a source of standard input? - ✔✔screen
✔✔Which symbol represent appending stdout to the end of a file? - ✔✔>>
✔✔What is the process of accepting input data from a source other than the keyboard
and sending output data to a destination other than the display device? - ✔✔redirection
✔✔Which Linux command can you use to read a file? (Select all that apply) - ✔✔cat,
less, more
✔✔Which symbol represent reading input from a a file? - ✔✔<
✔✔What is the second step in the procedure to remove a file? - ✔✔Enter rm {file name}
✔✔Which are type of links? (Select all that apply) - ✔✔hard, symbolic or soft
✔✔Which command is used to translate a string of characters and is predominantly
used to change the case of letters in a file? - ✔✔tr
✔✔"Which ls command option can be used to show all files in a directory, including files
that begin with a period?" - ✔✔"""-a"""
✔✔Which Linux command allows you to perform pattern matching on a file? - ✔✔awk
✔✔Which two files are referenced in the creation of an user's account. -
✔✔/etc/login.defs
/etc/skel
✔✔User student can access the shadow file by running 'cat /etc/shadow'. - ✔✔false
✔✔"To control password expiration, warnings, inactive days and aging info, use thic
command." - ✔✔chage
✔✔What does the Principle of Least Privilege state? - ✔✔Users should be given no
more authority on the system than they need to perform their job.
✔✔Which are types of user account? (Select three) - ✔✔root user, standard user,
service user
✔✔A Linux system references a group account by a group's - ✔✔GID
, ✔✔What are the three commands used to properly edit the /etc/passwd file? (Select all
Three) - ✔✔useradd, usermod, userdel
✔✔A Linux system references a user account by a user's - ✔✔UID
✔✔What is used to specify a group ID? - ✔✔"""-g"""
✔✔Which type of user account plays two roles on a Linux system? - ✔✔root user
✔✔Which command is used to create a user account and configure basic settings? -
✔✔useradd
✔✔This file is used to store the hashed version of a user's password. - ✔✔/etc/shadow
✔✔Which directory's contents are copied to the user's home directory upon account
creation? - ✔✔/etc/skel
✔✔The file provides system-wide Bash settings. - ✔✔/etc/bashrc
✔✔Where should administrators set system-wide variables in scripts on a Linux
system? - ✔✔/etc/profile.d
✔✔"As a system administrator, why might you issue theid command?" - ✔✔To display
user ID (UID) and group ID (GID) information.
✔✔"As a system administrator, why might you issue the id command? (Select all that
apply)" - ✔✔-displays UID information
display primary GID information
-display secondary group information
-display password aging information
✔✔Which command is primarily used to display the details of users who are currently
logged in to a system and their transactions? - ✔✔w
✔✔Which file is only read when you first login to the system? - ✔✔.bash_profile
✔✔You can find student's UID by doing the following. (Select all that apply) - ✔✔id
student
cat /etc/passwd | grep student
✔✔Which file provides shell configuration for the initial login environment? -
✔✔.bash_profile
