السؤال #1

An application calls a REST API and expects a result set of more than 550 records, but each time the call is made, only 25 are returned. Which feature limits the amount of data that is returned by the API?

A. pagination

B. payload limit

C. service timeouts

D. rate limiting

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اجابة صحيحة: A

السؤال #2

Which principle is a value from the manifesto for Agile software development?

A. processes and tools over teams and interactions

B. detailed documentation over working software

C. adhering to a plan over responding to requirements

D. customer collaboration over contract negotiation

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اجابة صحيحة: D

السؤال #3

Which API is used to obtain data about voicemail ports?

A. Webex Teams

B. Cisco Unified Communications Manager

C. Finesse Gadgets

D. Webex Devices

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اجابة صحيحة: A

السؤال #4

Which two use cases are supported by Meraki APIs? (Choose two.)

A. Build location-aware apps from Wi-Fi and LoRaWAN devices

B. Build a custom Captive Portal for Mobile Apps

C. Configure network devices via the Dashboard API

D. Deploy applications onto the devices

E. Retrieve live streams from a Meraki Camera

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اجابة صحيحة: BC

السؤال #5

Which way should be used to safely the API keys?

A. n an environment variable unique to the system database

B. ncrypted in a configuration file that is separate from the code

C. ncrypted in the code in a function

D. lain text in the code as a constant

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اجابة صحيحة: B

السؤال #6

What are two considerations when selecting the 'best route' for a network device to reach its destination? (Choose two.)

A. MAC address

B. metrics

C. administrative distance

D. IP address

E. subnet mask

F. Reveal Answer

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اجابة صحيحة: BC

السؤال #7

Which task is performed because the test-driven development approach is being used?

A. creating test scenarios based on continuous development

B. writing code without committing any coding violations

C. refactoring code that is covered by existing tests

D. testing existing software before developing new code

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اجابة صحيحة: C

السؤال #8

What is the first development task in test-driven development?

A. Write code that implements a desired function

B. Write a failing test case for a desired function

C. Write a passing test case for existing code

D. Reverse engineer the code for a desired function

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اجابة صحيحة: B

السؤال #9

A new application is being developed that requires the ability to be copied and moved from one location to another. The existing infrastructure is already heavily utilized, so the new application must have a low resource footprint. The application includes a small PostgreSQL database component. Which application deployment type meets the requirements?

A. irtual machine

B. are metal

C. ontainer

D. ython virtual environment

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اجابة صحيحة: C

السؤال #10

Which task is performed because the test-driven development approach is being used?

A. creating test scenarios based on continuous development

B. writing code without committing any coding violations

C. refactoring code that is covered by existing tests

D. testing existing software before developing new code

عرض الإجابة

اجابة صحيحة: D

السؤال #11

What is a benefit of test-driven development?

A. strict adherence to product requirements

B. faster releases that have minimal features

C. early customer involvement

D. increased code quality

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اجابة صحيحة: D

السؤال #12

Which HTTP response status code means “Forbidden”?

A. 500

B. 401

C. 403

D. 502

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اجابة صحيحة: C

السؤال #13

In the test-driven development model, what is changed after a test fails?

A. schedule

B. project requirements

C. code

D. test

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اجابة صحيحة: C

السؤال #14

Which RFC 1918 address space includes a subnet of 172.16.0.0 that uses a mask of 255.255.0.0?

A. Aclass A

B. Bclass B

C. Cclass C

D. Dclass D

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اجابة صحيحة: B

السؤال #15

Refer to the exhibit.A developer creates a Python script that queries Cisco Webex. When the script is executed, a 401 code is returned. After troubleshooting, the developer discovers that the service is missing privileges. Which change to the header in line 4 of the script results in the code 200?

A.

B.

C.

D.

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اجابة صحيحة: C

السؤال #16

What are two advantages of version control software? (Choose two.)

A. It supports tracking and comparison of changes in binary format files

B. It allows new team members to access the current code and history

C. It supports comparisons between revisions of source code files

D. It provides wiki collaboration software for documentation

E. It allows old versions of packaged applications to be hosted on the Internet

عرض الإجابة

اجابة صحيحة: BC

السؤال #17

Into which type of Python data structure should common data formats be parsed?

A. sequence

B. set

C. dictionary

D. list

عرض الإجابة

اجابة صحيحة: C

السؤال #18

Which type of threat occur when an attacker can send hostile data to an interpreter within an application?

A. Cross - site scripting

B. Sensitive data exposure

C. Broken authentication

D. Injection

عرض الإجابة

اجابة صحيحة: D

السؤال #19

Several teams at a company are developing a new CRM solution to track customer interactions with a goal of improving customer satisfaction and driving higher revenue. The proposed solution contains these components:* MySQL database that stores data about customers* HTML5 and JavaScript UI that runs on Apache* REST API written in PythonWhat are two advantages of applying the MVC design pattern to the development of the solution? (Choose two.)

A. to enable multiple views of the same data to be presented to different groups of users

B. to provide separation between the view and the model by ensuring that all logic is separated out into the controller

C. to ensure data consistency, which requires that changes to the view are also made to the model

D. to ensure that only one instance of the data model can be created

E. to provide only a single view of the data to ensure consistency

F. Reveal Answer

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اجابة صحيحة: AB

السؤال #20

Which action does the Git command git merge allow the development to perform?

A. witch between branches

B. ombine multiple sequence of commits into one unified history

C. reate, list, rename, and delete branches

D. ush changes to the remote repository

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اجابة صحيحة: B

السؤال #21

In test-driven development, what are two of the green bar patterns? (Choose two.)

A. another test

B. break

C. triangulate

D. starter test

E. fake it

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اجابة صحيحة: CE

السؤال #22

Which two statements about JSON and XML are true? (Choose two.)

A. The syntax of JSON contains tags, elements, and attributes

B. XML objects are collections of key-value pairs

C. JSON objects are collections of key-value pairs

D. JSON arrays are an unordered set of key-value pairs

E. The syntax of XML contains tags, elements, and attributes

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اجابة صحيحة: CE

السؤال #23

Refer to the exhibit.A developer needs to upload a local file by using the REST API. The developer gathers information according to the documentation and sends the request by using the cURL command in the exhibit but gets an error code. Which action should be followed to get a valid response?

A. change content-type as JSON

B. add the authorization header with the access token

C. and a username-password combination to request command

D. change request method as GET

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اجابة صحيحة: B

السؤال #24

What is a comparison of YAML and JSON?

A. YAML has a more consistent approach to representing data compared to JSON

B. JSON does not support comments and YAML does

C. YAML is a more verbose data structure compared to JSON

D. JSON has more common usage in configuration management tools compared to YAML

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اجابة صحيحة: B

السؤال #25

Which two concepts describe test-driven development? (Choose two.)

A. ser acceptance testers develop the test requirements

B. t enables code refactoring

C. ests are created when code is ready for release

D. mplementation is driven by incremental testing of release candidates

E. rite a test before writing code

عرض الإجابة

اجابة صحيحة: BE

السؤال #26

Which two descriptions can be given to an application that is interacting with a webhook? (Choosetwo.)

A. rocessor

B. odec

C. istener

D. eceiver

E. ransaction monitor

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اجابة صحيحة: CD

السؤال #27

Refer to the exhibit.The documentation outlines how to use credentials for the AMP API. Which script successfully performs an API call using basic authentication?

A.

B. C

عرض الإجابة

اجابة صحيحة: B

السؤال #28

Refer to the exhibit.A network engineer must manage the network devices. The engineer prepares a Python script to authenticate to the Cisco DNA Center API and request a device list. The device request fails and returns error code 401. Which action solves the problem?

A. Update the credentials that are already supplied and retry the request

B. Send the request to another network in case there are reachability issues

C. Send the Authentication header in the request with a valid configuration

D. Update the API URL, which matched the API endpoint for device list

عرض الإجابة

اجابة صحيحة: A

السؤال #29

What is the first development task in test-driven development?

A. Write code that implements a desired function

B. Write a failing test case for a desired function

C. Reverse engineer the code for a desired function

D. Write a passing test case for existing code

عرض الإجابة

اجابة صحيحة: B

السؤال #30

What is a benefit of version control?

A. prevents two users from working on the same file

B. keeps track of all changes to the files

C. prevents the sharing of files

D. keeps the list of data types used in the files

عرض الإجابة

اجابة صحيحة: B

السؤال #31

What are two principles of an infrastructure as code environment? (Choose two.)

A. Components are coupled, and definitions must be deployed for the environment to function

B. Redeployments cause varying environment definitions

C. Environments must be provisioned consistently using the same inputs

D. Service overlap is encouraged to cater for unique environment needs

E. Complete complex systems must be able to be built from reusable infrastructure definitions

عرض الإجابة

اجابة صحيحة: AC

السؤال #32

Which two concepts describe test-driven development? (Choose two.)

A. User acceptance testers develop the test requirements

B. It enables code refactoring

C. Tests are created when code is ready for release

D. Implementation is driven by incremental testing of release candidates

E. Write a test before writing code

عرض الإجابة

اجابة صحيحة: CD

السؤال #33

Which task is performed because the test-driven development approach is being used?

A. reating test scenarios based on continuous development

B. riting code without committing any coding violations

C. efactoring code that is covered by existing tests

D. esting existing software before developing new code

عرض الإجابة

اجابة صحيحة: C

السؤال #34

What are two advantages of version control software? (Choose two.)

A. t supports tracking and comparison of changes in binary format files

B. t allows new team members to access the current code and history

C. t supports comparisons between revisions of source code files

D. t provides wiki collaboration software for documentation

E. t allows old versions of packaged applications to be hosted on the Internet

عرض الإجابة

اجابة صحيحة: BC

السؤال #35

A developer creates a web application that receives a username and password and uses them to sync the credentials to other services through HTTPS. API keys to services are part of the configuration files of the application, but the credentials to the database that stores the synchronization logs are obtained through an external vault service. What is the security issue in this scenario?

A. Communication between the application and the services is not encrypted

B. The database credentials should be stored in the configuration files so that they are secured on the same server

C. The API keys are stored in the configuration files but should be stored in the vault service

D. The synchronization logs should be encrypted and not stored in a relational database

E. Reveal Answer

عرض الإجابة

اجابة صحيحة: C

السؤال #36

What is the Git command to delete a local branch named “experiment” without a warning?

A. git branch –rm experiment

B. git branch –n experiment

C. git branch –f experiment

D. git branch –D experiment

عرض الإجابة

اجابة صحيحة: D

السؤال #37

Which status code is used by a REST API to indicate that the submitted payload is incorrect?

A. 00

B. 03

C. 05

D. 29

عرض الإجابة

اجابة صحيحة: A

السؤال #38

What are two use cases where webhooks are effective? (Choose two.)

A. Filter out information from a response to an API call

B. Close a session with a web server after a specific amount of time

C. Inform a previously defined chat channel after a deployment fails

D. Send an email to a customer of an online store after payment is complete

E. Change the response formal or content type of an API call

عرض الإجابة

اجابة صحيحة: CD

السؤال #39

Which Cisco DevNet resource allows access to products in a development lab to explore, learn, and build applications that use Cisco APIs?

A. DevNet Code Exchange

B. DevNet Sandbox

C. DevNet Communities

D. DevNet Automation Exchange

عرض الإجابة

اجابة صحيحة: B

السؤال #40

What is a benefit of version control?

A. Aapplication of code directly to hardware

B. Btracking development changes

C. Creuse of code-on-code patches

D. Dcompatibility with back-end systems

عرض الإجابة

اجابة صحيحة: B

السؤال #41

Which two statement describe the role of an artifact repository in a CI/CD pipeline? (Choose two.)

A. An artifact repository allows to compare and merge changes in the source code of files involved ina build process

B. An artifact repository is needed only for CI/CD pipeline executed on a public cloud infrastructure

C. An artifact repository provides traceability, search, and management of binary files

D. An artifact repository is needed only for managing open source software

E. An artifact repository stores files needed and generated during the build process

عرض الإجابة

اجابة صحيحة: CE

السؤال #42

What are two benefits of managing network configuration via APIs? (Choose two.)

A. more security due to locking out manual device configuration

B. configuration on devices becomes less complex

C. eliminates the need of legacy management protocols like SNMP

D. reduction in network changes performed manually

E. increased scalability and consistency of network changes

عرض الإجابة

اجابة صحيحة: DE

السؤال #43

Refer to the exhibit.An API call is constructed to retrieve the inventory in XML format by using the API. The response to the call is 401 Unauthorized. Which two headers must be added to the API call? (Choose two.)

A. Bearer-Token: dXNlcm5hbWU6cGFzc3dvcmQ=

B. Content-Type: application/xml

C. Authentication: Bearer dXNlcm5hbWU6cGFzc3dvcmQ=

D. Accept: application/xml

E. Authorization: Bearer dXNlcm5hbWU6cGFzc3dvcmQ=

عرض الإجابة

اجابة صحيحة: BE

السؤال #44

Refer to the exhibit.The output of a unified diff when comparing two versions of a Python script is shown. Which two “single_request_timeout()” functions are defined in fish.py and cat.py? (Choose two.)

A.

B.

C.

D.

E.

عرض الإجابة

اجابة صحيحة: AB

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اجتياز اختبار الممارسة Cisco وPMP وCISA وCISM وAWS بنسبة 100% للبيع! احصل الان

View The Updated 200-901 Exam Questions

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اجتياز اختبار الممارسة Cisco وPMP وCISA وCISM وAWS بنسبة 100% للبيع!
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