Modules 13 – 14: Emerging Network Technologies Exam Answers

1. Which function of the Cisco intent-based networking system (IBNS) enables network operators to express the expected networking behavior that will best support the business intent?

• activation
• translation
• assurance
• ACL analysis

2. Which types of APIs are suitable for the data communication between a travel website and a hotel chain inquiring about room availability data?

• open APIs
• public APIs
• internal APIs
• partner APIs

3. Which characters are used to enclose a JSON key?

• quotation marks
• commas
• square brackets
• colons

4. Which character is used to separate JSON key/value pairs?

• (comma) ,
• (semi colon) ;
• (dash) –
• (forward slash) /

5. Which type of hypervisor would most likely be used in a data center?

• Type 2
• Type 1
• Nexus
• Hadoop

6. Which is a characteristic of a Type 1 hypervisor?​

• installed directly on a server​
• best suited for consumers and not for an enterprise environment
• does not require management console software
• installed on an existing operating system​

7. Which two layers of the OSI model are associated with SDN network control plane functions that make forwarding decisions? (Choose two.)​

• Layer 1
• Layer 2
• Layer 3
• Layer 4
• Layer 5

8. What pre-populates the FIB on Cisco devices that use CEF to process packets?

• the routing table
• the adjacency table
• the ARP table
• the DSP

9. What is a function of the data plane of a network device?

• sending information to the CPU for processing
• building the routing table
• resolving MAC addresses
• forwarding traffic flows

10. Which statement describes the concept of cloud computing?

• separation of application from hardware
• separation of management plane from control plane
• separation of operating system from hardware
• separation of control plane from data plane

11. Which cloud model provides services for a specific organization or entity?

• a public cloud
• a hybrid cloud
• a private cloud
• a community cloud

12. What two benefits are gained when an organization adopts cloud computing and virtualization? (Choose two.)

• provides a “pay-as-you-go” model, allowing organizations to treat computing and storage expenses as a utility
• enables rapid responses to increasing data volume requirements
• distributed processing of large data sets in the size of terabytes
• elimination of vulnerabilities to cyber attacks
• increases the dependance on onsite IT resources

13. Which type of Hypervisor is implemented when a user with a laptop running the Mac OS installs a Windows virtual OS instance?

• type 2
• virtual machine
• type 1
• bare metal

14. A small company is considering moving many of its data center functions to the cloud. What are three advantages of this plan? (Choose three.)

• The company only needs to pay for the amount of processing and storage capacity that it uses.
• Cloud services are billed at a fixed fee no matter how much processing and storage are used by the company.
• The company does not need to be concerned about how to handle increasing data storage and processing demands with in-house data center equipment.
• The company can increase processing and storage capacity as needed and then decrease capacity when it is no longer needed.
• Single-tenant data centers can easily grow to accommodate increasing data storage requirements.
• Cloud services enable the company to own and administer its own servers and storage devices.

15. How does virtualization help with disaster recovery within a data center?

• support of live migration
• guarantee of power
• improvement of business practices
• supply of consistent air flow

16. What technology allows users to access data anywhere and at any time?

• Cloud computing
• virtualization
• micromarketing
• data analytics

17. Which action takes place in the assurance element of the IBN model?

• verification and corrective action
• configuring systems
• translation of policies
• integrity checks

18. Refer to the exhibit. Which data format is used to represent the data for network automation applications?

• XML
• YAML
• HTML
• JSON

19. What is the function of the key contained in most RESTful APIs?

• It is the top-level object of the API query.
• It is used to authenticate the requesting source.
• It represents the main query components in the API request.
• It is used in the encryption of the message by an API request.

20. Which two configuration management tools are developed using Ruby? (Choose two.)

• Puppet
• Ansible
• SaltStack
• Chef
• RESTCONF

21. Which term is used to describe a set of instructions for execution by the configuration management tool Puppet?

• Playbook
• Cookbook
• Manifest
• Pillar

22. Which term is used to describe a set of instructions for execution by the configuration management tool SaltStack?

• Cookbook
• Manifest
• Pillar
• Playbook

23. Which scenario describes the use of a public API?

• It requires a license.
• It can be used with no restrictions.
• It is used between a company and its business partners.
• It is used only within an organization.

24. What is YAML?

• It is a scripting language.
• It is a data format and superset of JSON.
• It is a compiled programming language.
• It is a web application.

25. Which RESTFul operation corresponds to the HTTP GET method?

• post
• patch
• update
• read

26. Which technology virtualizes the network control plane and moves it to a centralized controller?​

• SDN
• fog computing
• cloud computing
• IaaS

27. What are two functions of hypervisors? (Choose two.)

• to partition the hard drive to run virtual machines
• to manage virtual machines
• to protect the host from malware infection from the virtual machines
• to share the antivirus software across the virtual machines
• to allocate physical system resources to virtual machines

28. What is a difference between the functions of Cloud computing and virtualization?

• Cloud computing requires hypervisor technology whereas virtualization is a fault tolerance technology.
• Cloud computing separates the application from the hardware whereas virtualization separates the OS from the underlying hardware.
• Cloud computing provides services on web-based access whereas virtualization provides services on data access through virtualized Internet connections.
• Cloud computing utilizes data center technology whereas virtualization is not used in data centers.

29. How is the YAML data format structure different from JSON?

• It uses indentations.
• It uses end tags.
• It uses hierarchical levels of nesting.
• It uses brackets and commas.

30. What is the most widely used API for web services?

• XML-RPC
• SOAP
• JSON-RPC
• REST

31. What is REST?

• It is a way to store and interchange data in a structured format.
• It is an architecture style for designing web service applications.
• It is a human readable data structure that is used by applications for storing, transforming, and reading data.
• It is a protocol that allows administrators to manage nodes on an IP network.

32. What is a difference between the XML and HTML data formats?

• XML does not use predefined tags whereas HTML does use predefined tags.
• XML encloses data within a pair of tags whereas HTML uses a pair of quotation makes to enclose data.
• XML formats data in binary whereas HTML formats data in plain text.
• XML does not require indentation for each key/value pair but HTML does require indentation.

33. To avoid purchasing new hardware, a company wants to take advantage of idle system resources and consolidate the number of servers while allowing for multiple operating systems on a single hardware platform. What service or technology would support this requirement?

• dedicated servers
• Cisco ACI
• virtualization
• software defined networking

34. Match the term to the RESTful API request http://www.mapquestapi.com/directions/v2/route?outFormat=json&key=KEY&from=San+Jose,Ca&to=Monterey,Ca component. (Not all options are used.)

35. Which cloud computing opportunity would provide the use of network hardware such as routers and switches for a particular company?

• software as a service (SaaS)
• wireless as a service (WaaS)
• infrastructure as a service (IaaS)
• browser as a service (BaaS)

36. What component is considered the brains of the ACI architecture and translates application policies​?

• the Application Network Profile endpoints
• the Nexus 9000 switch
• the hypervisor​
• the Application Policy Infrastructure Controller

37. Which statement describes the concept of cloud computing?

• separation of management plane from control plane
• separation of control plane from data plane
• separation of application from hardware
• separation of operating system from hardware

38. In which situation would a partner API be appropriate?

• an internet search engine allowing developers to integrate the search engine into their own software applications
• company sales staff accessing internal sales data from their mobile devices
• someone creating an account on an external app or website by using his or her social media credentials
• a vacation service site interacting with hotel databases to display information from all the hotels on its web site

39. Because of enormous growth in web traffic, a company has planned to purchase additional servers to help handle the web traffic. What service or technology would support this requirement?

• virtualization
• data center
• cloud services
• dedicated servers