Interview Questions and Answers - Order By Newest Q2291. Why serverless is called serverless if there are actually servers serving the requests ? Infrastructure
Ans. Because Vendors need not worry about provisioning , managing and maintaining the servers and it's intrinsically taken care of by AWS. Help us improve. Please let us know the company, where you were asked this question : Like Discuss Correct / Improve Ans. Because AWS stores subsequent snapshots as only incremental information. Help us improve. Please let us know the company, where you were asked this question : Like Discuss Correct / Improve Ans. No, We need to de register it first. Help us improve. Please let us know the company, where you were asked this question : Like Discuss Correct / Improve Ans. Computing that would require high network throughput and low latency within a single availability zone. Help us improve. Please let us know the company, where you were asked this question : Like Discuss Correct / Improve Ans. 53 Help us improve. Please let us know the company, where you were asked this question : Like Discuss Correct / Improve Ans. Through Aliasis Help us improve. Please let us know the company, where you were asked this question : Like Discuss Correct / Improve Ans. Cname doesn't support naked domain names whereas aliasis does. Help us improve. Please let us know the company, where you were asked this question : Like Discuss Correct / Improve Asked in 3 Companies Ans. 1. Supports naked domain names Help us improve. Please let us know the company, where you were asked this question : Like Discuss Correct / Improve Ans. 50 Help us improve. Please let us know the company, where you were asked this question : Like Discuss Correct / Improve Ans. Multi AZ RDS is for disaster recovery and failover whereas Read replicas are for scaling. Help us improve. Please let us know the company, where you were asked this question : Like Discuss Correct / Improve Ans. 5 Help us improve. Please let us know the company, where you were asked this question : Like Discuss Correct / Improve Ans. Fast reads Help us improve. Please let us know the company, where you were asked this question : Like Discuss Correct / Improve Ans. Latency Help us improve. Please let us know the company, where you were asked this question : Like Discuss Correct / Improve Ans. Yes Help us improve. Please let us know the company, where you were asked this question : Like Discuss Correct / Improve Ans. Compute Node Hours Help us improve. Please let us know the company, where you were asked this question : Like Discuss Correct / Improve Q2306. If you need to spin multiple EC2 instances and then so a swap, How would you do that with minimal downtime ? Amazon Web Services (AWS)
This question was recently asked at 'SparkPost'.This question is still unanswered. Can you please provide an answer. Help us improve. Please let us know the company, where you were asked this question : Like Discuss Correct / Improve Asked in 1 Companies Ans. VPC stands for Virtual Private Cloud. You can define a VPC and subnets for a region in AWS and that can be used to access shared resources on the cloud. For eg: API gateway to access any file on S3. Help us improve. Please let us know the company, where you were asked this question : Like Discuss Correct / Improve Asked in 3 Companies Ans. If instances in private subnet need to access internet without exposing the IP address to outside world , we use Nat gateway or nat instance. So there is a direct outbound traffic but not direct inbound traffic. Help us improve. Please let us know the company, where you were asked this question : Like Discuss Correct / Improve This question was recently asked at 'Cognizant (CTS)'.This question is still unanswered. Can you please provide an answer. Help us improve. Please let us know the company, where you were asked this question : Like Discuss Correct / Improve Asked in 1 Companies Ans. Eventual consistency Help us improve. Please let us know the company, where you were asked this question : Like Discuss Correct / Improve Asked in 1 Companies This question was recently asked at 'Amazon'.This question is still unanswered. Can you please provide an answer. Help us improve. Please let us know the company, where you were asked this question : Like Discuss Correct / Improve Asked in 1 Companies Ans. Ec2 is a computing service whereas S3 is a object based storage. Help us improve. Please let us know the company, where you were asked this question : Like Discuss Correct / Improve Asked in 1 Companies Q2313. A company is planning to store documents in AWS storage, their requirement is initially when they store any documents they need to be available readily to download and after 15 days documents need not be readily available to download. Which type of storage will you choose? Amazon Web Services (AWS)
Ans. S3 standard, and then to Glacier. Help us improve. Please let us know the company, where you were asked this question : Like Discuss Correct / Improve Q2314. create an SQL query across multiple tables involving outer joins Database
Ans. Select * from table1 t1Left outer join table2 t2 on t1.tid = t2.id Help us improve. Please let us know the company, where you were asked this question : Like Discuss Correct / Improve Asked in 2 Companies Q2315. What is the use of this keyword in javascript ? Javascript
Ans. This keyword refers to the current instance of the class. Help us improve. Please let us know the company, where you were asked this question : Like Discuss Correct / Improve Asked in 1 Companies Ans. Max sessions limit is defined in sshd_config. Default is set to 10 but can be overridden. Help us improve. Please let us know the company, where you were asked this question : Like Discuss Correct / Improve Ans. route tables Help us improve. Please let us know the company, where you were asked this question : Like Discuss Correct / Improve Ans. Default VPC is provided by AWS whereas custom VPC needs to be created. Help us improve. Please let us know the company, where you were asked this question : Like Discuss Correct / Improve Ans. Through security groups Help us improve. Please let us know the company, where you were asked this question : Like Discuss Correct / Improve Ans. Source / destination check means that the instance should wither be a source or end destination as a security check. The purpose of NAT Instance is to provide a gateway for internet access and hence this needs to be unchecked. Help us improve. Please let us know the company, where you were asked this question : Like Discuss Correct / Improve
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