WGU C851 (Linux Foundations) Questions and Answers Solved Correctly

Which of the following programs are web servers? (Choose two.) A. Apache HTTPD B. Postfix C. Curl D. Dovecot E. NGINX - AE 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. - 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 . B. In the PTR record for . C. In the RNAME record for . D. In the ARPA record for . E. In the REV record for -addr.198.51.100.165. - 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 busE. The Auto bus - 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 - 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. - 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 - D Which of the following outputs comes from the command free? total used free shared buff/cached available - total used free shared buff/cached availableWhat 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 - CE