WGU C851 (Linux Foundations) Test Questions and Answers
Which of the following programs are web using Red Hat Enterprise Linux. For a small
servers? (Choose two.) hobby project, the team wants to set up a Linux
A. Apache HTTPD server without paying for a subscription. Which of
B. Postfix the following Linux distributions allows the team
C. Curl members to apply as much of their Red Hat
D. Dovecot Enterprise Linux knowledge as possible?
E. NGINX - -AE A. Ubuntu Linux LTS
B. Raspbian
C. Debian GNU/Linux
What are the differences between hard disk D. CentOS
drives and solid state disks? (Choose two.) E. openSUSE - -D
A. Hard disks have a motor and moving parts,
solid state disks do not.
B. Hard disks can fail due to physical damage, What information can be displayed by top?
while solid state disks cannot fail. A. Existing files, ordered by their size.
C. Solid state disks can store many times as B. Running processes, ordered by CPU or RAM
much data as hard disk drives. consumption.
D. /dev/sda is a hard disk device while /dev/ssda C. User accounts, ordered by the number of
is a solid state disk. logins.
E. Solid state disks provide faster access to D. User groups, ordered by the number of
stored data than hard disks. - -AE members.
E. User accounts, ordered by the number of
files. - -B
Reverse DNS assigns hostnames to IP
addresses. How is the name of the IP address
198.51.100.165 stored on a DNS server? Which of the following commands can be used to
A. In the A record for 165.100.51.198.ipv4.arpa. resolve a DNS name to an IP address?
B. In the PTR record for 165.100.51.198.in- A. dnsname
addr.arpa. B. dns
C. In the RNAME record for 198-51-100- C. query
165.rev.arpa. D. host
D. In the ARPA record for 165.100.51.198.rev. E. iplookup - -D
E. In the REV record for arpa.in-
addr.198.51.100.165. - -B
Which of the following outputs comes from the
command free?
Which of the following types of bus can connect
hard disk drives with the motherboard? total used free shared buff/cached available -
A. The RAM bus -total used free shared buff/cached
B. The NUMA bus available
C. The CPU bus
D. The SATA bus
E. The Auto bus - -D What is true about the dmesg command?
(Choose two.)
A. It traces the execution of a command and
Members of a team already have experience shows each step the program carries out.
, WGU C851 (Linux Foundations) Test Questions and Answers
B. It sends messages to the command lines of permissions when accessing the file.
all current user sessions. C. The user owning a file must be a member of
C. It displays the content of the Linux kernel's the file's group.
ring buffer. D. When a user is deleted, all files owned by the
D. It immediately outputs all new messages user disappear.
written to the system journal. E. The owner of a file cannot be changed once it
E. It might not display older information because is assigned to an owner. - -A
it was overwritten by newer information.
Correct Answer: CE - -CE
Which of the following permissions are set on the
/tmp/ directory?
Which of the following outputs could stem from A. rwxrwxrwt
the command last? B. ------rwX
A. 1 ls 2 cat text.txt 3 logout C. rwSrw-rw-
B. Password for user last changed at Sat Mar 31 D. rwxrwS---
16:38:57 EST 2018 E. r-xr-X--t - -A
C. Last login: Fri Mar 23 10:56:39 2018 from
server.example.com
D. EXT4-fs (dm-7): mounted filesystem with Which command adds the new user tux and
ordered data mode. Opts: (null) creates the user's home directory with default
E. root tty2 Wed May 17 21:11 - 21:11 (00:00) - configuration files?
-E A. defaultuser tux
B. useradd ""m tux
C. usercreate tux
What is the UID of the user root? D. useradd ""o default tux
A. 1 E. passwd ""a tux - -B
B. -1
C. 255
D. 65536 What information is stored in /etc/passwd?
E. 0 - -E (Choose three.)
A. The user's storage space limit
B. The numerical user ID
Which permissions are set on a regular file once C. The username
the permissions have been modified with the D. The encrypted password
command chmod 654 file.txt? E. The user\s default shell - -BCE
A. drw-r-xr--
B. d""wxr-x--
C. ""wxr-x--x Which of the following tar options handle
D. ""rwxrw---x compression? (Choose two.)
E. -rw-r-xr-- - -E A. -bz
B. -z
C. -g
What is true about the owner of a file? D. -j
A. Each file is owned by exactly one user and E. -z2 - -BD
one group.
B. The owner of a file always has full
Which of the following programs are web using Red Hat Enterprise Linux. For a small
servers? (Choose two.) hobby project, the team wants to set up a Linux
A. Apache HTTPD server without paying for a subscription. Which of
B. Postfix the following Linux distributions allows the team
C. Curl members to apply as much of their Red Hat
D. Dovecot Enterprise Linux knowledge as possible?
E. NGINX - -AE A. Ubuntu Linux LTS
B. Raspbian
C. Debian GNU/Linux
What are the differences between hard disk D. CentOS
drives and solid state disks? (Choose two.) E. openSUSE - -D
A. Hard disks have a motor and moving parts,
solid state disks do not.
B. Hard disks can fail due to physical damage, What information can be displayed by top?
while solid state disks cannot fail. A. Existing files, ordered by their size.
C. Solid state disks can store many times as B. Running processes, ordered by CPU or RAM
much data as hard disk drives. consumption.
D. /dev/sda is a hard disk device while /dev/ssda C. User accounts, ordered by the number of
is a solid state disk. logins.
E. Solid state disks provide faster access to D. User groups, ordered by the number of
stored data than hard disks. - -AE members.
E. User accounts, ordered by the number of
files. - -B
Reverse DNS assigns hostnames to IP
addresses. How is the name of the IP address
198.51.100.165 stored on a DNS server? Which of the following commands can be used to
A. In the A record for 165.100.51.198.ipv4.arpa. resolve a DNS name to an IP address?
B. In the PTR record for 165.100.51.198.in- A. dnsname
addr.arpa. B. dns
C. In the RNAME record for 198-51-100- C. query
165.rev.arpa. D. host
D. In the ARPA record for 165.100.51.198.rev. E. iplookup - -D
E. In the REV record for arpa.in-
addr.198.51.100.165. - -B
Which of the following outputs comes from the
command free?
Which of the following types of bus can connect
hard disk drives with the motherboard? total used free shared buff/cached available -
A. The RAM bus -total used free shared buff/cached
B. The NUMA bus available
C. The CPU bus
D. The SATA bus
E. The Auto bus - -D What is true about the dmesg command?
(Choose two.)
A. It traces the execution of a command and
Members of a team already have experience shows each step the program carries out.
, WGU C851 (Linux Foundations) Test Questions and Answers
B. It sends messages to the command lines of permissions when accessing the file.
all current user sessions. C. The user owning a file must be a member of
C. It displays the content of the Linux kernel's the file's group.
ring buffer. D. When a user is deleted, all files owned by the
D. It immediately outputs all new messages user disappear.
written to the system journal. E. The owner of a file cannot be changed once it
E. It might not display older information because is assigned to an owner. - -A
it was overwritten by newer information.
Correct Answer: CE - -CE
Which of the following permissions are set on the
/tmp/ directory?
Which of the following outputs could stem from A. rwxrwxrwt
the command last? B. ------rwX
A. 1 ls 2 cat text.txt 3 logout C. rwSrw-rw-
B. Password for user last changed at Sat Mar 31 D. rwxrwS---
16:38:57 EST 2018 E. r-xr-X--t - -A
C. Last login: Fri Mar 23 10:56:39 2018 from
server.example.com
D. EXT4-fs (dm-7): mounted filesystem with Which command adds the new user tux and
ordered data mode. Opts: (null) creates the user's home directory with default
E. root tty2 Wed May 17 21:11 - 21:11 (00:00) - configuration files?
-E A. defaultuser tux
B. useradd ""m tux
C. usercreate tux
What is the UID of the user root? D. useradd ""o default tux
A. 1 E. passwd ""a tux - -B
B. -1
C. 255
D. 65536 What information is stored in /etc/passwd?
E. 0 - -E (Choose three.)
A. The user's storage space limit
B. The numerical user ID
Which permissions are set on a regular file once C. The username
the permissions have been modified with the D. The encrypted password
command chmod 654 file.txt? E. The user\s default shell - -BCE
A. drw-r-xr--
B. d""wxr-x--
C. ""wxr-x--x Which of the following tar options handle
D. ""rwxrw---x compression? (Choose two.)
E. -rw-r-xr-- - -E A. -bz
B. -z
C. -g
What is true about the owner of a file? D. -j
A. Each file is owned by exactly one user and E. -z2 - -BD
one group.
B. The owner of a file always has full
