DCOM 142 FINAL EXAM question n answers graded A+

DCOM 142 FINAL EXAMWhat represents the human-readable or computer name of a system? - correct answer hostname What layer of the OSI model enables physical connectivity (Media, Signal and Binary Transmission)? - correct answer physical How many bits is an IPv4 address? - correct answer 32 Commands like nmcli, nmtui and nmgui are used to configure a system's network information. - correct answer true What address represents the physical address of a system? - correct answer MAC Command hostnamectl is used to configure a system's hostname. - correct answer true What layer of the OSI model enables logical addressing (Path Determination and IP)? - correct answer network Which service provides a method of extending a private network by tunneling through a public network. - correct answer VPN What value indicates which part of the IP (Internet Protocol) address is the network ID (identifier) and which part is the host ID? - correct answer subnet mask Database service, MySQL and MariaDB, do not use relational tables. - correct answer false The process of associating two network interfaces together so that they are managed as a single device is called? - correct answer NIC bonding What address represents the logical address of a system? - correct answer IP What network port is the protocol SSH on? - correct answer 22 Which network device/component acts as a concentrator, centralizing all network connections for a segment to a single device? - correct answer switch Ubuntu using the dpkg package manager. - correct answer true Fedora uses packages with the .rpm extension. - correct answer true This command is used to manage the process of syncing local repos with remote repos automatically. - correct answer reposync The rpm command is used to manage RPM packages on Red Hat-derived distributions. What are the primary options available for Red Hat Package Manager (RPM) to keep software current? (Choose all that apply) - correct answer """-U""" """-F""" What do you call the storage locations for available software packages? - correct answer repositories This command is used to designate a location as a repo. - correct answer createrepo On a RPM-derivatives system, how would you query information about a package httpd? - correct answer rpm -qi httpd What command should you run first when using apt or apt-getto manage packages on your Debian-derived distribution? - correct answer update What should you run before 'apt upgrade' when upgrading all software due for upgrades on a system? - correct answer apt update