The use of cloud infrastructure as a service (IaaS service category) implies:To reserve computing capability for the future, in case of unpredictable conditions.To understand whether the cloud provider uses a good hardware vendor.To upload your infrastructure software and application.To manage the power supply for the infrastructure.

The Infrastructure as a Service (IaaS) is the most flexible category of cloud services. It aims to give you complete control over the hardware that runs your application. Instead of buying hardware, with IaaS, you rent it.Which of the following are features of IaaS?Select all options that apply.1 pointNo CapExManagementPlatform limitationsFlexibility

With Infrastructure as a Service (IaaS), the cloud vendor is responsible for maintaining the following:Network security, Databases, Server infrastructure, and Hardware availabilityNetwork security, Databases, Application updates, and RuntimesApplication updates, Storage integrity, Databases, and Server infrastructureHardware availability, Server infrastructure, Storage integrity, and Network security

The cloud computing service model in which a provider’s applications run on a cloud infrastructure and the consumer does not manage or control the underlying infrastructure is known as:1 pointInfrastructure as a Service (IAAS)Software as a Service (SAAS)Platform as a Service (PAAS)Identity as a Service (IDAAS)

How are cloud services typically categorized based on their functionality?Infrastructure as a Service (IaaS), Platform as a Service (PaaS), and Software as a Service (SaaS)On-premises and off-premisesCapex and OpexPublic and private

1.Question 1Which of these is an advantage of using Infrastructure as a Service (or IaaS) solutions?1 pointIt centralizes the organization’s users and computers in one location, and the organization can add, update, or remove users and computers.It provides the resources users need without maintaining any actual hardware.The user can keep files on a local network.It lets users access software online without having to install it on individual systems.2.Question 2Which of the following are cons that come from using a Cloud Service? Select all that apply.1 pointThe need to depend on a provider for serviceRecurring costA simplified user interfaceHaving to purchase expensive networking hardware3.Question 3Which of the following is a benefit of virtualization compared to using dedicated hardware? 1 pointUser experienceSecurityMaintenancePerformance4.Question 4The boss at your company wants a way to block certain websites from employees. As the sole IT professional at the company, what can you set up to help with this request?1 pointFTPAn IntranetDNSA Proxy server5.Question 5Which of the following is a simple transfer protocol often used to host installation files?1 pointTFTPDHCPSFTPFTP6.Question 6Which of the following file transfer protocols is the most secure?1 pointNTPSFTP FTPTFTP7.Question 7You want to access the CLI (command line interface) of a Linux terminal at work from your Apple laptop at home. You have the proper client installed on your laptop. What needs to be installed on the remote Linux machine?1 pointRDPOpenSSHPuTTYWinRM8.Question 8When you make a DNS query, where does your computer first check to find an IP address to name mapping?1 pointTop-level domainsISP DNS serversYour local machineRoot servers9.Question 9What does DHCP do?1 pointDHCP assigns IP addresses to computers on a network.DHCP maps domain names to IP addresses.DHCP keeps the clock synchronized on machines connected to a network.DHCP sets up an authoritative DNS server a network.10.Question 10A network technician sets up an internal DNS server for a local network. When the technician types in a URL, which is checked first?1 pointThe local host fileExternal ISP DNS serversExternal public DNS serversLocal DNS servers