you should know where to send a ping packet to an ip package using the ip protocol, but the network card can only send ethernet packets to mac addresses. therefore, the arp must be sent to see if the destination contains the mac address on the lan, and if not, send an arp request for the mac address of the router for that destination.
the answer is c: cloud computing is a service, and saas is a platform.
cloud computing and saas are closely related terms, but are different. cloud computing consist of infrastructure and services and can be described as the delivery of computer services like, storage, databases, servers, and more over the internet. on the other hand, saas can refer to as a software delivery model licensed differently to on-premise applications and provide users with access to a vendor’s cloud based web applications or software.
i believe it is a. query or d.