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AWS

AWS Interview Questions and Answer Part – 19

January 15, 2020 comments off

What is the difference between continuous delivery and continuous deployment?

  • With continuous delivery, software releases are pushed into production automatically.
  • With continuous deployment, software releases are pushed into production manually.
  • With continuous deployment, software releases are pushed into production automatically. (Ans)
  • With continuous deployment, software releases are pushed into staging automatically.

What does AWS call it’s API integration transformation?

  • Endpoint Transformation
  • Map API Data
  • Body Mapping Template (Ans)
  • Integrate and Translate Template

Besides a mock and http, what other integration types exist in the API Gateway?

  • Lambda Function (Ans)
  • Worker method
  • Mobile functions
  • Custom code

Which of these languages can be used with a Lambda Function?

  • Lisp
  • C++
  • GoLang
  • Javascript (Ans)

Why would you want to mock an API endpoint?

  • Provide a real URL before the code is fully functional (Ans)
  • Provide a temporary path until the real one is ready to be switched later
  • Redirect the client to a new URL later
  • Hide irrelevant messaging from a user

What information is required to create an SQS queue?

  • Name
  • Name, description, and type
  • Name and type (Ans)
  • Name and description

Which configuration file holds a Beanstalk environment variables?

  • config-env.yml
  • beanstalk-config.yml
  • env-vars.config
  • environmentvariables.config (Ans)
  • beanstalk-vars.config

Why does AWS suggest creating additional users, outside your standard account user?

  • To allow for more people to use your services
  • To allow for more fine-grained permission control, increasing security (Ans)
  • To make things more complex and keep hackers guessing

What is the difference between a console user and a programmatic user in AWS?

  • Console users have access to the AWS console via a password, while programmatic users do not. (Ans)
  • Programmatic users are created randomly by AWS.
  • Console users represent real people, while programmatic users do not.

What kind of integration allows messages to be sent to a Slack channel from an external source?

  • Post Message Integration
  • Incoming Webhook (Ans)
  • Gateway URL
  • Outgoing Webhook

What does deploying an API do?

  • Packages your code for future deployments
  • Sends your API to a server
  • Creates a public-facing access point to your endpoints (Ans)
  • Emails a configuration for deployment

What kind of authorization allows an outside application to access Salesforce APIs?

  • Challenge Handshake
  • OAuth (Ans)
  • Two-form factor
  • Password

What is the primary permission a user needs to deploy code to lambda from the command line?

  • UpdateLambdaFunction
  • UpdateFunctionCode (Ans)
  • DeployToLambda
  • DeployNewCode

What is a specific requirement related to creating S3 buckets?

  • Names must be unique across all buckets in all of S3. (Ans)
  • Names must be unique within your AWS account.
  • Names must only contain letters.
  • Names must only contain numbers.

If you want to send data to an API endpoint, which method is preferable?

  • POST (Ans)
  • SEND
  • ALLOW
  • GET

What is the difference between a worker and a webserver beanstalk environment?

  • Only one is used to talk to a database.
  • Only one can have code deployed to it via the command line.
  • Only one can have multiple instances setup for failover.
  • One is primarily used for behind the scenes processing, unexposed to the web by default. (Ans)

What is the minimum interval a Cloudwatch event rule can be scheduled to run?

  • 5 minutes (Ans)
  • 1.5 minutes
  • 10 minutes
  • 3 minutes

What is Boto?

  • An email library used in Python to send emails (Ans)
  • An AWS tool to allow Beanstalk deployments
  • A Python library providing numerous features to use AWS services

What is the format of a Lambda Function Handler?

  • function.fil
  • file-name-function-name
  • function-name
  • filename.functionname (Ans)
  • file-function-name

Which tools simplify accessing the AWS API?

  • CLI and SDKs (Ans)
  • HTTP Client
  • API Gateway
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