LINUX+ PRACTICE EXAM LATEST 2026 UPDATE 100 QUESTIONS AND DETAILED VERIFIED ANSWERS FROM ACTUAL EXAMS TEST GRADE A+

LINUX+ PRACTICE EXAM LATEST 2026 UPDATE 100
QUESTIONS AND DETAILED VERIFIED ANSWERS
FROM ACTUAL EXAMS TEST GRADE A+

1. What command displays the current directory?
A. ls
B. pwd
C. cd
D. dir
Answer: B. pwd
The pwd command prints the full path of the present working directory.


2. Which file contains user account information?
A. /etc/group
B. /etc/passwd
C. /etc/shadow
D. /etc/profile
Answer: B. /etc/passwd
It stores basic user account details such as username and UID.


3. What command is used to change file permissions?
A. chown
B. chmod
C. chgrp
D. setperm
Answer: B. chmod
chmod modifies file permission settings.

,4. Which permission value represents read + write + execute?
A. 4
B. 5
C. 6
D. 7
Answer: D. 7
7 equals 4 (read) + 2 (write) + 1 (execute).


5. What command lists running processes?
A. ls
B. top
C. ps
D. Both B and C
Answer: D. Both B and C
ps and top both display running processes.


6. Which command kills a process by PID?
A. stop
B. kill
C. end
D. pkillall
Answer: B. kill
kill terminates a process using its PID.


7. What is the default Linux shell?
A. csh
B. zsh

, C. bash
D. fish
Answer: C. bash
Bash is the most common default shell in Linux systems.


8. Which directory contains system logs?
A. /var/log
B. /etc/log
C. /sys/log
D. /log
Answer: A. /var/log
System logs are stored in /var/log.


9. Which command is used to copy files?
A. mv
B. cp
C. copy
D. duplicate
Answer: B. cp
cp is used to copy files or directories.


10. Which command moves or renames files?
A. mv
B. cp
C. rename
D. move
Answer: A. mv
mv handles moving and renaming.