Network + Chapter 7 Quiz

When shopping for a new router, what does the MTBF tell you? a. How long it will usually take to repair that device b. How much it will cost to repair that device c. How long devices like this one will last on average until the next failure d. How long until that device fails

c. How long devices like this one will last on average until the next failure (Mean Time Between Failures)

Which device can manage traffic to multiple servers in a cluster so all servers equally share the traffic? a. Switch b. Router c. Firewall d. Load balancer

d. Load balancer

With which network connection type does the VM obtain IP addressing information from its host? a. Managed mode b. Isolation mode c. Bridged mode d. NAT mode

d. NAT mode (Network Address Translation)

Which cloud service model gives software developers access to multiple platforms for testing code? a. IaaS b. XaaS c. SaaS d. PaaS

d. PaaS (Platform as a Service)

What software allows you to define VMs and manage resource allocation and sharing among VMs on a host computer? a. NFV (Network Functions Virtualization) b. Terminal emulation c. SDN (software-defined networking) d. Hypervisor

d. Hypervisor

Which cloud management technique executes a series of tasks in a workflow? a. Orchestration b. IaC c. Automation d. SLA

a. Orchestration

What information does the switchport port-security command use to restrict access to a switch's interface? a. Port number b. MAC address c. IP address d. Broadcast address

b. MAC address (by using port security, you can limit the number of MAC addresses that can be assigned dynamically to a port, set static MAC addresses)

Which type of switch connects all devices in a rack to the rest of the network? a. Core switch b. ToR switch c. Spine switch d. EoR switch

b. ToR switch (Top of Rack)

Which of the following features of a network connection between a switch and server is not improved by link aggregation? a. Fault tolerance b. Bandwidth c. Availability d. Speed

d. Speed

What virtual, logically defined device operates primarily at the data link layer to pass frames between nodes? a. Virtual load balancer b. Virtual router c. Virtual firewall d. Virtual switch

d. Virtual switch