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Which statement best describes the relationship between REST and HTTP methods such as GET and POST?

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Which statement best describes the relationship between REST and HTTP methods such as GET and POST?

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Answer choices

Why each option matters

Good practice is not just finding the correct option. The wrong answers often show the exact trap the exam wants you to fall into.

A

Best answer

REST commonly uses HTTP methods such as GET and POST to represent actions in API interactions

This is correct because RESTful APIs often use standard HTTP verbs to express operations.

B

Distractor review

REST requires every request to use only TFTP

This is wrong because TFTP is unrelated to the standard REST model.

C

Distractor review

GET and POST are OSPF packet types

This is wrong because GET and POST are HTTP methods, not OSPF packet types.

D

Distractor review

REST replaces all need for authentication

This is wrong because REST APIs often still require authentication and authorization.

Common exam trap

Common exam trap: answer the scenario, not the keyword

A common exam trap is assuming that REST requires or uses protocols like TFTP or that it eliminates the need for authentication. Some candidates mistakenly believe REST is a transport protocol or that GET and POST are related to routing protocols such as OSPF. This confusion leads to incorrect answers because REST is an architectural style that uses HTTP methods for API communication, and security measures remain necessary. Recognizing that RESTful APIs use HTTP verbs to represent actions helps avoid these pitfalls.

Technical deep dive

How to think about this question

REST (Representational State Transfer) is an architectural style used for designing networked applications. It relies on stateless communication and standard HTTP methods such as GET, POST, PUT, and DELETE to perform operations on resources identified by URLs. RESTful APIs use these HTTP verbs to define the action a client wants to perform on a resource, making the interaction intuitive and standardized. In the context of Cisco networking and the CCNA exam, REST APIs are commonly used for automation and programmability tasks. The HTTP methods represent CRUD (Create, Read, Update, Delete) operations: GET retrieves data, POST creates new resources, PUT updates existing resources, and DELETE removes resources. Understanding this mapping is crucial for interpreting automation scripts and API interactions in network management. A common exam trap is confusing REST with the underlying transport protocols or assuming REST replaces security mechanisms. REST is an architectural style that uses HTTP methods but does not mandate authentication removal or use unrelated protocols like TFTP. Practically, Cisco devices supporting REST APIs still require authentication and authorization to secure network programmability interfaces.

KKey Concepts to Remember

  • REST uses standard HTTP methods such as GET, POST, PUT, and DELETE to represent actions on network resources in API interactions.
  • GET requests in RESTful APIs retrieve information without modifying the resource state on Cisco devices.
  • POST requests in RESTful APIs create new resources or trigger operations on Cisco network devices.
  • RESTful APIs rely on stateless communication, meaning each HTTP request contains all necessary information for processing.
  • REST does not replace authentication; Cisco REST APIs typically require credentials to ensure secure access.
  • TFTP is unrelated to REST and is not used as a transport protocol for RESTful API requests.
  • GET and POST are HTTP methods, not routing protocol packet types like OSPF.
  • Understanding REST and HTTP methods is essential for Cisco network automation and programmability tasks covered in the CCNA exam.

TExam Day Tips

  • Watch for words such as best, first, most likely and least administrative effort.
  • Review why wrong options are wrong, not only why the correct option is correct.

Related practice questions

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More questions from this exam

Keep practising from the same exam bank, or move into a focused topic page if this question exposed a weak area.

Question 1

A router learns the same prefix from both OSPF and EIGRP. Which route is installed by default?

Question 2

A router shows this output: R1#show ip ospf neighbor Neighbor ID Pri State Dead Time Address Interface 10.1.1.2 1 FULL/DR 00:00:34 192.168.12.2 GigabitEthernet0/0 10.1.1.3 1 2WAY/DROTHER 00:00:39 192.168.12.3 GigabitEthernet0/0 Which statement is correct?

Question 3

What is the OSPF metric called?

Question 4

A non-root switch has two uplinks toward the root bridge. One path has a lower total STP cost than the other. What role will the lower-cost uplink have?

Question 5

A router interface applies this ACL inbound: 10 deny tcp any any eq 80 20 permit ip any any A user reports that web browsing to a server by IP address fails, but ping works. Which statement best explains the behavior?

Question 6

A router learns route 198.51.100.0/24 from OSPF with AD 110 and also has a static route to the same prefix configured with AD 150. Which route is installed?

FAQ

Questions learners often ask

What does this 200-301 question test?

REST uses standard HTTP methods such as GET, POST, PUT, and DELETE to represent actions on network resources in API interactions.

What is the correct answer to this question?

The correct answer is: REST commonly uses HTTP methods such as GET and POST to represent actions in API interactions — REST commonly uses standard HTTP methods as part of its interaction model. In plain language, a REST-style API often relies on verbs like GET, POST, PUT, and DELETE to indicate whether the client is reading information, creating something, updating something, or removing something. That is why CCNA automation questions often present REST and HTTP verbs together. This does not mean REST is the same thing as HTTP itself, but HTTP methods are widely used in RESTful API designs.

What should I do if I get this 200-301 question wrong?

Then try more questions from the same exam bank and focus on understanding why the wrong options are tempting.

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