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Database - Interview Questions and Answers for 'Trigger' - 6 question(s) found - Order By Rating

 Q1. What is the use case of having Code Commit trigger within AWS Lambda ?Amazon Web Services (AWS)
Ans. If we would like a program to be executed if someone commits code to the repository.

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   Like         Discuss         Correct / Improve     aws lambda  aws serverless computing  amazon cloud serverless computing  amazon lambda trigger


 Q2. What are the different trigger types in AWS Lambda ?Amazon Web Services (AWS)
Ans. Api Gateway
Alexa
CloudFront
CloudWatch
Code Commit
Kinesis
S3
SNS

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   Like         Discuss         Correct / Improve     aws lambda  aws serverless computing  amazon cloud serverless computing  amazon lambda trigger


 Q3. What do you understand by "Scaling Trigger" ?Server
Ans. It's a configuration for auto scaling environment that specify the attributes / conditions for scaling instances up and down. For example - We may like environment to scale up when the number of requests / sec increases a particular threshold and scale down when it decreases below a threshold.

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   Like         Discuss         Correct / Improve     AWS  Amazon AWS  Amazon EC2  Elastic Beanstalk  Auto Scaling  Scaling Trigger  production support


 Q4. What is the order in which triggers gets fired ?Database
Ans. There is no specific order in which database fires the triggers if they are for the same operation. If we need to have a specific order for their execution, we should have them all in a stored procedure and the procedure should get executed upon the event.

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   Like         Discuss         Correct / Improve     oracle  database  triggers  sequence of trigger execution  sequence in which triggers gets fired     Asked in 1 Companies


 Q5. What is the difference between TimeBasedRollingPolicy and SizeBasedTriggeringPolicy within Log4j ? Can we use both together and What would that mean ?Log4j
Ans. TimeBasedRollingPolicy enables rolling of logs based on the time / days whereas SizeBasedTriggeringPolicy enables rolling of logs based on size cap.

Yes we can use both together. In that case Logs will be rolled in case any of the condition is met i.e after the interval or if the size is reached.

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   Like         Discuss         Correct / Improve     Log4j  TimeBasedRollingPolicy  SizeBasedTriggeringPolicy


  Q6. What is a Database Trigger ?Database
Ans. A trigger is a special kind of stored procedure that automatically gets executed upon an event in the database server.

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   Like         Discuss         Correct / Improve     database   trigger     Asked in 10 Companies      basic        frequent



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