Question 1mediummulti select
Full question →mediummulti selectObjective-mapped
Which two statements accurately describe JSON in network automation contexts?
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
It is a structured data format that software can parse reliably.
This is correct because structured machine readability is one of JSON's main strengths.
B
Best answer
It is commonly used in API payloads exchanged by automation tools and controllers.
This is correct because JSON is widely used in API requests and responses.
C
Distractor review
It is the encryption protocol that protects the API session.
This is wrong because JSON is a data format, not an encryption mechanism.
D
Distractor review
It replaces the need for authentication.
This is wrong because formatting and access control are different issues.
E
Distractor review
It is the same thing as a southbound API.
This is wrong because JSON is a data format, not an API direction.
Common exam trap
Common exam trap: answer the scenario, not the keyword
A frequent exam trap is mistaking JSON for a security or API protocol. Some candidates incorrectly believe JSON encrypts API sessions or replaces authentication, which is false. JSON is purely a data format used to structure information exchanged between automation tools and devices. Confusing JSON with encryption protocols like TLS or authentication mechanisms can lead to selecting incorrect answers. Another trap is equating JSON with the API itself or the concept of a southbound API, which refers to the direction of communication, not the data format. Understanding JSON’s role as a structured data format prevents these mistakes.
Technical deep dive
How to think about this question
JSON, or JavaScript Object Notation, is a lightweight, text-based data interchange format widely used in network automation. It structures data as key-value pairs, arrays, and nested objects, making it easy for software to parse and generate. In Cisco network automation contexts, JSON enables consistent representation of device configurations, telemetry data, and API payloads, facilitating interoperability between automation tools, controllers, and network devices. When network engineers use APIs to automate device management, JSON is the preferred payload format because it supports complex hierarchical data and is human-readable yet machine-friendly. Automation platforms like Cisco DNA Center and RESTCONF APIs commonly exchange JSON-formatted data. However, JSON itself does not provide encryption or authentication; these security aspects are handled by protocols like HTTPS and mechanisms such as OAuth or token-based authentication. Understanding this separation helps engineers design secure automation workflows. A common exam trap is confusing JSON with security or API concepts. JSON is not an encryption protocol nor does it replace authentication; it merely formats the data exchanged. Similarly, JSON is not an API or a directional interface like a southbound API. Recognizing JSON as a data format clarifies its role in automation: it enables reliable parsing and generation of structured data, which is essential for accurate and efficient network automation but does not itself secure or control access to that data.
KKey Concepts to Remember
- JSON provides a structured, text-based data format that network automation tools can parse and generate reliably without ambiguity.
- Network automation APIs commonly use JSON to format payloads because it supports nested objects and arrays, enabling complex data representation.
- JSON is a data serialization format and does not provide encryption or security features for API sessions or data transport.
- Authentication and authorization mechanisms are separate from JSON formatting and must be implemented independently to secure network automation workflows.
- Southbound APIs refer to interfaces between controllers and network devices, whereas JSON is simply the data format used within those API messages.
- Network automation relies on JSON to enable consistent communication between diverse systems, such as controllers, orchestrators, and network devices.
- Parsing JSON in automation scripts allows reliable extraction of configuration and state data, reducing errors compared to free-form text parsing.
- Understanding the distinction between data format (JSON) and protocol or security mechanisms is critical for designing secure and effective network automation solutions.
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
Related 200-301 practice-question pages
Use these pages to review the topic behind this question. This is how one missed question becomes focused revision.
CCNA subnetting practice questions
Practise IPv4 subnetting, CIDR, masks, host ranges and subnet selection.
CCNA OSPF practice questions
Practise OSPF neighbours, router IDs, metrics, areas and routing-table interpretation.
CCNA VLAN practice questions
Practise VLANs, access ports, trunks, allowed VLANs and switching scenarios.
CCNA STP practice questions
Practise spanning tree, root bridge election, port roles and STP troubleshooting.
CCNA EtherChannel practice questions
Practise LACP, PAgP, port-channel behaviour and bundle requirements.
CCNA ACL practice questions
Practise standard and extended ACLs, permit/deny logic and traffic filtering.
CCNA NAT practice questions
Practise static NAT, dynamic NAT, PAT and inside/outside address translation.
CCNA DHCP practice questions
Practise DHCP scopes, relay, leases and troubleshooting.
CCNA show ip route practice questions
Practise routing-table output, longest-prefix match, AD and route selection.
CCNA show interfaces trunk practice questions
Practise trunk verification and VLAN forwarding across switches.
CCNA wireless security practice questions
Practise WLAN security, authentication and wireless architecture concepts.
CCNA IPv6 practice questions
Practise IPv6 addressing, routes, neighbour discovery and common IPv6 exam traps.
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?
JSON provides a structured, text-based data format that network automation tools can parse and generate reliably without ambiguity.
What is the correct answer to this question?
The correct answer is: It is a structured data format that software can parse reliably. — JSON is widely used in network automation because it provides structured, machine-readable data. In practical terms, software can reliably identify keys, values, objects, and arrays without having to guess meaning from free-form text. That makes it a common format in modern APIs. The important point is that JSON is a data format. It is not the API itself and it is not the secure transport that carries the data.
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.
Discussion
Loading comments…
Sign in to join the discussion.