WGU D322 EXAMINATION PREP STUDY
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◉ 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.. Answer: AE
◉ 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.. Answer: B
,◉ 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. Answer: D
◉ 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. Answer: D
◉ 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.. Answer: B
, ◉ 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. Answer: D
◉ Which of the following outputs comes from the command free?
total used free shared buff/cached available. Answer: total used free
shared buff/cached available
◉ What is true about the dmesg command? (Choose two.)
A. It traces the execution of a command and shows each step the
program carries out.
B. It sends messages to the command lines of all current user
sessions.
C. It displays the content of the Linux kernel's ring buffer.
D. It immediately outputs all new messages written to the system
journal.
E. It might not display older information because it was overwritten
by newer information.
Correct Answer: CE. Answer: CE
GUIDE LATEST UPDATED PRACTICE
SOLUTION VERIFIED 100 PERCENT
◉ 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.. Answer: AE
◉ 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.. Answer: B
,◉ 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. Answer: D
◉ 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. Answer: D
◉ 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.. Answer: B
, ◉ 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. Answer: D
◉ Which of the following outputs comes from the command free?
total used free shared buff/cached available. Answer: total used free
shared buff/cached available
◉ What is true about the dmesg command? (Choose two.)
A. It traces the execution of a command and shows each step the
program carries out.
B. It sends messages to the command lines of all current user
sessions.
C. It displays the content of the Linux kernel's ring buffer.
D. It immediately outputs all new messages written to the system
journal.
E. It might not display older information because it was overwritten
by newer information.
Correct Answer: CE. Answer: CE
