Download DevNet Associate (DEVASC 200-901).200-901.SelfTestEngine.2020-03-09.61q.vcex

Vendor: Cisco
Exam Code: 200-901
Exam Name: DevNet Associate (DEVASC 200-901)
Date: Mar 09, 2020
File Size: 4 MB
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Demo Questions

Question 1
Which two statements describe the advantages of using a version control system? (Choose two.)
  1. It allows for branching and merging so that different tasks are worked on in isolation before they are merged into a feature or master branch.
  2. It provides tooling to automate application builds and infrastructure provisioning.
  3. It allows multiple engineers to work against the same code and configuration files and mange differences and conflicts.
  4. It provides a system to track User Stories and allocate to backlogs.
  5. It allows developers to write effective unit tests.
Correct answer: AD
Explanation:
Reference: https://www.agileconnection.com/article/picking-right-branch-merge-strategy
Reference: https://www.agileconnection.com/article/picking-right-branch-merge-strategy
Question 2
Refer to the exhibit. 
  
A process on the host wants to access the service running inside this Docker container. Which port is used to make a connection?
  1. only outbound connections between 3000 and 5000 are possible
  2. port 3000
  3. any port between 3000 and 5000
  4. port 5000
Correct answer: C
Question 3
Which description of a default gateway is true?
  1. It is a security feature that denies certain traffic.
  2. It is a device that receives IP packets that have no explicit next-hop in the routing table.
  3. It is a feature that translates between public and private addresses.
  4. It is a device that receives Layer 2 frames with an unknown destination address.
Correct answer: B
Explanation:
Refe https://www.certificationkits.com/cisco-certification/ccna-articles/cisco-ccna-intro-to-routing-basics/cisco-ccna-default-gateway-a-default-routes/
Refe 
https://www.certificationkits.com/cisco-certification/ccna-articles/cisco-ccna-intro-to-routing-basics/cisco-ccna-default-gateway-a-default-routes/
Question 4
Which device is a system that monitors and controls incoming and outgoing network traffic based on predetermined security roles?
  1. router
  2. switch
  3. load balancer
  4. firewall
Correct answer: D
Question 5
Refer to the exhibit. 
  
Which Python data structure does my_json contain?
  1. map
  2. list
  3. json
  4. dict
Correct answer: D
Explanation:
Reference: https://stackoverflow.com/questions/34764979/loading-python-string-with-u-as-json?noredirect=1&lq=1
Reference: https://stackoverflow.com/questions/34764979/loading-python-string-with-u-as-json?noredirect=1&lq=1
Question 6
Which two elements are foundational of DevOps? (Choose two.)
  1. organizing cross-functional teams over organizational silos
  2. designing applications as microservices
  3. encouraging containers for the deployment of applications
  4. automating over documenting
  5. optimizing the cost of infrastructures
Correct answer: AC
Explanation:
Reference: https://www.cisco.com/c/dam/en/us/products/collateral/cloud-systems-management/cloudcenter/white-paper-c11-737221.pdf
Reference: https://www.cisco.com/c/dam/en/us/products/collateral/cloud-systems-management/cloudcenter/white-paper-c11-737221.pdf
Question 7
In DNS, which record specifies an alias that refers to another name that ultimately resolves to an IP address?
  1. CNAME
  2. NS
  3. AAA
  4. SOA
Correct answer: A
Explanation:
Reference: https://ns1.com/resources/dns-types-records-servers-and-queries
Reference: https://ns1.com/resources/dns-types-records-servers-and-queries
Question 8
Refer to the exhibit. 
  
Which JSON is equivalent to the XML-encoded data?
  1.   
  2.   
  3.   
  4.   
Correct answer: C
Explanation:
Reference: https://www.guru99.com/json-vs-xml-difference.html
Reference: https://www.guru99.com/json-vs-xml-difference.html
Question 9
Which statement describes the benefit of using functions in programming?
  1. Functions ensure that a developer understands the inner logic contained before using them as part of a script or application.
  2. Functions create the implementation of secret and encrypted algorithms.
  3. Functions allow problems to be split into simpler, smaller groups, and reduce code repetition, which makes the code easier to read.
  4. Functions store mutable values within a script or application.
Correct answer: A
Explanation:
Reference: https://developer.mozilla.org/en-US/docs/Web/JavaScript/Guide/Functions
Reference: https://developer.mozilla.org/en-US/docs/Web/JavaScript/Guide/Functions
Question 10
Which platform is run directly using a hypervisor?
  1. bare metal systems
  2. virtual machines
  3. containers
  4. applications
Correct answer: A
Explanation:
Reference: https://phoenixnap.com/blog/what-is-bare-metal-hypervisor
Reference: https://phoenixnap.com/blog/what-is-bare-metal-hypervisor
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