PDF (New 2022) Actual Lpi 101-500 Exam Questions
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GNU Together with Commands for Unix
This is the third section that students should focus on when studying for the LPI 101-500 exam and it covers the following skills:
- Transform execution priorities and their processes;
- Working on the line for various commands;
- Utilize the streams, redirects, and pipes for stdout & files;
- Core editing of diverse files while being aware of Emacs, nano as well as vim.
- Edit text streams with the help of filters like UNIX commands located in GNU textutils;
- Design, control, and remove different processes by sending signals to them;
- Providing fundamental file management by copying and removing files;
- Look for text files via common basic as well as extended expressions;
NEW QUESTION 45
In Bash, inserting 1>&2 after a command redirects
- A. standard output to standard error.
- B. standard error to standard output.
- C. standard error to standard input.
- D. standard output to standard input.
- E. standard input to standard error.
Answer: A
NEW QUESTION 46
Which wildcards will match the following filenames? (Choose two.)
ttyS0
ttyS1
ttyS2
ttyS[1-5]
- A. tty[Ss][02]
- B. tty*2
- C.
- D. tty[A-Z][012]
- E. tty?[0-5]
Answer: A,B
NEW QUESTION 47
The /etc/_______ file lists currently mounted devices.
Answer:
Explanation:
mtab
NEW QUESTION 48
Which of the following commands creates or, in case it already exists, overwrites a file called datawith the output of ls?
ls 3> data
- A. ls >>> data
- B. ls >> data
- C. ls > data
- D.
- E. ls >& data
Answer: B
NEW QUESTION 49
Which of the following commands reboots the system when using SysV init? (Choose TWO correct answers.)
- A. telinit 0
- B. telinit 6
- C. shutdown -r now
- D. shutdown -r "rebooting"
- E. shutdown -k now "rebooting"
Answer: B,C
NEW QUESTION 50
Which command is used in a Linux environment to create a new directory? (Specify ONLY the command without any path or parameters.)
Answer:
Explanation:
mkdir, /usr/bin/mkdir
NEW QUESTION 51
Which command is used to create and initialize the files used to store quota information?
(Specify ONLY the command without any path or parameters.)
Answer:
Explanation:
quotacheck
NEW QUESTION 52
Which of the following commands generates a list of user names from /etc/passwdalong with their login shell?
- A. colrm 1,7 /etc/passwd
- B. cut -d: -f1,7 /etc/passwd
- C. chop -c 1,7 /etc/passwd
- D. column -s : 1,7 /etc/passwd
- E. sort -t: -k1,7 /etc/passwd
Answer: B
NEW QUESTION 53
Which file should be edited to select the network locations from which Debian installation package files are loaded?
- A. /etc/apt/apt.conf
- B. /etc/dpkg/dpkg.cfg
- C. /etc/apt/apt.conf.d
- D. /etc/dpkg/dselect.cfg
- E. /etc/apt/sources.list
Answer: E
NEW QUESTION 54
Which command reads and displays the current contents of the Kernel Ring Buffer on the command line?
(Specify ONLY the command without any path or parameters.)
Answer:
Explanation:
dmesg
NEW QUESTION 55
Which SysV init configuration file is commonly used to set the default run level? (Specify the full name of the file, including path.)
Answer:
Explanation:
inittab
NEW QUESTION 56
Instead of supplying an explicit device in /etc/fstab for mounting, what other options may be used to identify the intended partition? (Choose TWO correct answers.)
- A. NAME
- B. UUID
- C. LABEL
- D. ID
- E. FIND
Answer: B,C
NEW QUESTION 57
Which of the following commands redirects the output of lsto standard error?
ls >-1
- A. ls |error
- B. ls >&2
- C.
- D. ls <<ERR
- E. ls >>2
Answer: E
NEW QUESTION 58
Given the following input stream:
txt1.txt
atxt.txt
txtB.txt
Which of the following regular expressions turns this input stream into the following output stream?
txt1.bak.txt
atxt.bak.txt
txtB.bak.txt
s/^.txt/.bak/
- A. s/[.txt]/.bak$1/
- B. s/txt$/bak.txt/
- C.
- D. s/^txt$/.bak^/
- E. s/txt/bak.txt/
Answer: D
NEW QUESTION 59
Which of the following commands are valid in the GRUB 2 configuration file? (Choose two.) menuentry
- A. kpartx
- B. pxe-ifconfig
- C.
- D. insmod
- E. uefi
Answer: A,E
NEW QUESTION 60
Which of the following commands prints a list of available package updates when using RPM-based package management?
- A. yum list-update
- B. dpkg list
- C. dpkg check-update
- D. yum list
- E. yum check-update
Answer: E
NEW QUESTION 61
Which of the following apt-getsubcommands installs the newest versions of all currently installed packages?
auto-update
- A. update
- B. full-upgrade
- C. install
- D.
- E. dist-upgrade
Answer: B
NEW QUESTION 62
Which of the following commands brings a system running SysV init into a state in which it is safe to perform maintenance tasks? (Choose TWO correct answers.)
- A. init 1
- B. telinit 1
- C. shutdown -single now
- D. runlevel 1
- E. shutdown -R 1 now
Answer: A,B
NEW QUESTION 63
Running chmod 640 filea.txtas a regular user doesn't update filea.txt's permission. What might be a reason why chmod cannot modify the permissions? (Choose two.)
- A. filea.txthas the SetUID bit set which imposes the restriction that only the rootuser can make changes to the file.
- B. filea.txtis a symbolic link whose permissions are a fixed value which cannot be charged.
- C. filea.txtis owned by another user and a regular user cannot change the permissions of another user's file.
- D. filea.txthas the sticky bit set and a regular user cannot remove this permission.
- E. filea.txtis a hard link whose permissions are inherited from the target and cannot be set directly.
Answer: B,C
NEW QUESTION 64
Which function key is used to start Safe Mode in Windows NT?
- A. F10
- B. F6
- C. Windows NT does not support Safe Mode
- D. F8
Answer: C
NEW QUESTION 65
Which of the following commands enables the setuid (suid) permission on the executable /bin/foo?
- A. chmod 4755 /bin/foo
- B. chmod u-s /bin/foo
- C. chmod 1755 /bin/foo
- D. chmod 755+s /bin/foo
Answer: A
NEW QUESTION 66
During a system boot cycle, what is the program that is run after the BIOS completes its tasks?
- A. The inetd program
- B. The bootloader
- C. The init program
- D. The kernel
Answer: B
NEW QUESTION 67
Which of the following examples for Bash file globbing matches a file named root-can-do-this.txt when used in the directory holding that file? (Choose three correct answers.)
- A. root***{can,may}-do-this.[tT][xX][tT]
- B. root*can*do??this.txt
- C. r[oOoO]t-can-do*.txt
- D. {root,user,admin}-can-??-this.txt
- E. root*can?do-this.{txt,odt}
Answer: C,D,E
NEW QUESTION 68
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