Free Cisco 200-901 Exam Dumps Questions & Answers

What is the purpose of a MAC address?

• A.  To uniquely identify a router in a LAN
• B.  To uniquely identify a switch in a LAN
• C.  To uniquely identify a device on the internet
• D.  To uniquely identify a network interface in a LAN

A developer is developing a web application that uses username and password to authenticate to the next service. The user credentials must be available at any time in the application. The developer must choose and implement a secure method of storing the authentication credentials that are used in the automation code. Which password handling method must be used to minimize the security risk?

• A.  Store the username and password in a separate configuration file.
• B.  Store the username and password in a vault.
• C.  Store the passwords in a dictionary.
• D.  Store the username and password in code.

Which command reverses the last commit without changing the index file or the working tree position?

• A.  git reset --hard HEAD~3
• B.  git revert
• C.  git reset --soft HEAD^
• D.  git revert HEAD

When a Cisco IOS XE networking device is configured by using RESTCONF, what is the default data encoding method?

• A.  application/yang-data+json
• B.  application/yaml-data+json
• C.  application/json-data+xml
• D.  application/xml-data+json

What is a benefit of using a code review process in application development?

• A.  eliminates common mistakes during development
• B.  accelerates the deployment of new features in an existing application
• C.  enables the quick deployment of new code
• D.  provides version control during code development