WGU C851 (LINUX
FOUNDATIONS)
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This Exam contains: WGU C851 (Linux
✓ Foundations)
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,Question 1
Which of the following programs are web servers? (Choose two.)
A. Apache HTTPD
B. Postfix
C. Curl
D. Dovecot
E. NGINX
Correct Answer
AE
Question 2
What are the differences between hard disk drives and solid state disks? (Choose two.)
A. Hard disks have a motor and moving parts, solid state disks do not.
B. Hard disks can fail due to physical damage, while solid state disks cannot fail.
C. Solid state disks can store many times as much data as hard disk drives.
D. /dev/sda is a hard disk device while /dev/ssda is a solid state disk.
E. Solid state disks provide faster access to stored data than hard disks.
Correct Answer
AE
Question 3
Reverse DNS assigns hostnames to IP addresses. How is the name of the IP address 198.51.100.165 stored on a
DNS server?
A. In the A record for 165.100.51.198.ipv4.arpa.
B. In the PTR record for 165.100.51.198.in-addr.arpa.
C. In the RNAME record for 198-51-100-165.rev.arpa.
D. In the ARPA record for 165.100.51.198.rev.
E. In the REV record for arpa.in-addr.198.51.100.165.
Correct Answer
B
Question 4
Which of the following types of bus can connect hard disk drives with the motherboard?
A. The RAM bus
B. The NUMA bus
C. The CPU bus
D. The SATA bus
E. The Auto bus
Correct Answer
D
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, Question 5
Members of a team already have experience using Red Hat Enterprise Linux. For a small hobby project, the team
wants to set up a Linux server without paying for a subscription. Which of the following Linux distributions allows
the team members to apply as much of their Red Hat Enterprise Linux knowledge as possible?
A. Ubuntu Linux LTS
B. Raspbian
C. Debian GNU/Linux
D. CentOS
E. openSUSE
Correct Answer
D
Question 6
What information can be displayed by top?
A. Existing files, ordered by their size.
B. Running processes, ordered by CPU or RAM consumption.
C. User accounts, ordered by the number of logins.
D. User groups, ordered by the number of members.
E. User accounts, ordered by the number of files.
Correct Answer
B
Question 7
Which of the following commands can be used to resolve a DNS name to an IP address?
A. dnsname
B. dns
C. query
D. host
E. iplookup
Correct Answer
D
Question 8
Which of the following outputs comes from the command free?
total used free shared buff/cached available
Correct Answer
total used free shared buff/cached available
Trusted by thousands of students and professionals worldwide Page 3 of 22
FOUNDATIONS)
80+ (2025-2026 Updated) Solved
Exams + 100% Verified Solutions |
Complete Q&A
100% Guarantee Pass
This Exam contains: WGU C851 (Linux
✓ Foundations)
✓ 100% Accurate Questions and Answers
✓ 100% Guarantee Pass - Verified by Experts
✓ Each Question Includes The Correct Answer
✓ Expert-Verified
Trusted by thousands of students and professionals worldwide Page 1 of 22
,Question 1
Which of the following programs are web servers? (Choose two.)
A. Apache HTTPD
B. Postfix
C. Curl
D. Dovecot
E. NGINX
Correct Answer
AE
Question 2
What are the differences between hard disk drives and solid state disks? (Choose two.)
A. Hard disks have a motor and moving parts, solid state disks do not.
B. Hard disks can fail due to physical damage, while solid state disks cannot fail.
C. Solid state disks can store many times as much data as hard disk drives.
D. /dev/sda is a hard disk device while /dev/ssda is a solid state disk.
E. Solid state disks provide faster access to stored data than hard disks.
Correct Answer
AE
Question 3
Reverse DNS assigns hostnames to IP addresses. How is the name of the IP address 198.51.100.165 stored on a
DNS server?
A. In the A record for 165.100.51.198.ipv4.arpa.
B. In the PTR record for 165.100.51.198.in-addr.arpa.
C. In the RNAME record for 198-51-100-165.rev.arpa.
D. In the ARPA record for 165.100.51.198.rev.
E. In the REV record for arpa.in-addr.198.51.100.165.
Correct Answer
B
Question 4
Which of the following types of bus can connect hard disk drives with the motherboard?
A. The RAM bus
B. The NUMA bus
C. The CPU bus
D. The SATA bus
E. The Auto bus
Correct Answer
D
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, Question 5
Members of a team already have experience using Red Hat Enterprise Linux. For a small hobby project, the team
wants to set up a Linux server without paying for a subscription. Which of the following Linux distributions allows
the team members to apply as much of their Red Hat Enterprise Linux knowledge as possible?
A. Ubuntu Linux LTS
B. Raspbian
C. Debian GNU/Linux
D. CentOS
E. openSUSE
Correct Answer
D
Question 6
What information can be displayed by top?
A. Existing files, ordered by their size.
B. Running processes, ordered by CPU or RAM consumption.
C. User accounts, ordered by the number of logins.
D. User groups, ordered by the number of members.
E. User accounts, ordered by the number of files.
Correct Answer
B
Question 7
Which of the following commands can be used to resolve a DNS name to an IP address?
A. dnsname
B. dns
C. query
D. host
E. iplookup
Correct Answer
D
Question 8
Which of the following outputs comes from the command free?
total used free shared buff/cached available
Correct Answer
total used free shared buff/cached available
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