Exam 300-535 topic 1 question 47 discussion

Actual exam question from Cisco's 300-535

Question #: 47
Topic #: 1

Refer to the exhibit. When YDK is used to interact with Cisco routers, what is the purpose of passing intf_f into the crud_service.read() method?

A. The Interfaces() class acts as a NETCONF filter, which limits the data returned to that of the openconfig:interfaces YANG model.
B. It provides the data types of the openconfig:interfaces model to the router for dynamic configuration of the interfaces.
C. It locks the interfaces from modification by other active NETCONF sessions.
D. It passes default values into the crud_service, which reconfigures all interfaces to their default configurations.

Show Suggested Answer

Suggested Answer: D 🗳️

by endermao at Oct. 27, 2020, 3:16 p.m.

Comments

Submit Cancel

endermao

Highly Voted 4 years, 1 month ago

Correct answer is A http://ydk.cisco.com/py/docs/api/services/crud_service.html read(provider, filter) Read one or more entities from device (configuration and state). Parameters: provider – ServiceProvider - Provider instance. filter – Entity instance for single container in device model. For multiple containers the Entity instances must be encapsulate in Python list or Filter. Returns: For single entity filter - an instance of Entity as identified by the filter or None, if operation fails. For multiple filters - collection of Entity instances encapsulated into Python list or Config accordingly to the type of filter. Raises: Exception YError, if an error has occurred.

upvoted 11 times

...

Dreamnetdev

Most Recent 8 months ago

Selected Answer: A

crud_service.read(provider, filter) https://ygorelik.github.io/ydk-gen/api/services/crud_service.html

upvoted 1 times

...