Most answered questions in Cloud Computing

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How to get the instance id from within an ec2 instanAce?

On Amazon Linux AMIs you can do: $ ...READ MORE

Mar 13, 2019 in AWS by trisha
 • 1,535 views
0 votes
1 answer

How can I find the password for root user in EC2 instance?

Most of the AMI's do not use ...READ MORE

Mar 13, 2019 in AWS by ranjan
 • 2,179 views
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1 answer

Ping request failed to my AWS EC2 instance

Add a new EC2 security group inbound rule: Type: Custom ...READ MORE

Mar 13, 2019 in AWS by Mukesh
 • 644 views
0 votes
1 answer

Rename a S3 bucket

The only thing you can do is ...READ MORE

Mar 13, 2019 in AWS by Tushar
 • 544 views
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1 answer

Creating auto scaling group across different purchase options

Yes, you create a single auto scaling group to scale ...READ MORE

Mar 12, 2019 in AWS by Archana
 • 5,640 points • 649 views
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1 answer

What is CPU credit balance in EC2?

CPU Credit Balance is simply the amount ...READ MORE

Mar 12, 2019 in AWS by Sanaya
 • 5,094 views
0 votes
1 answer

What is the use of a Private Subnet in a VPC?

Private subnets are available across all AWS ...READ MORE

Mar 12, 2019 in AWS by Reena Mishra
 • 864 views
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1 answer

Is it possible to call an AWS lambda function from another lambda function?

Here is what I found on Amazon ...READ MORE

Mar 12, 2019 in AWS by Sukanya
 • 2,103 views
0 votes
1 answer

How to rename files on AWS?

I have tried this and it works ...READ MORE

Mar 12, 2019 in AWS by Reena
 • 1,603 views
0 votes
1 answer

How to make a S3 bucket public?

create a bucket policy with the following ...READ MORE

Mar 12, 2019 in AWS by Reena
 • 740 views
0 votes
1 answer

Permission denied when I SSH access to EC2 instance

These are common reasons that can cause ...READ MORE

Mar 12, 2019 in AWS by Reema
 • 1,794 views
0 votes
1 answer

Download an entire S3 bucket

You can use s3cmd to download your bucket. s3cmd --configure s3cmd ...READ MORE

Mar 12, 2019 in AWS by Reena
 • 525 views
0 votes
1 answer

What are the different API calls in DynamoDB?

Talking about the list of API calls ...READ MORE

Mar 11, 2019 in AWS by Esha Gupta
 • 550 views
0 votes
1 answer

What is the data model of DynamoDB?

The data model in DynamoDB can be ...READ MORE

Mar 11, 2019 in AWS by Esha Gupta
 • 2,361 views
0 votes
1 answer

Does DynamoDB support conditional operators?

Yes, like all the other database management ...READ MORE

Mar 11, 2019 in AWS by Esha Gupta
 • 3,174 views
0 votes
1 answer

What kind of query does DynamoDB support?

Amazon DynamoDB supports GET/PUT operations by the ...READ MORE

Mar 11, 2019 in AWS by Esha Gupta
 • 893 views
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What is the consistency model of DynamoDB?

While reading data from DynamoDB, user can ...READ MORE

Mar 11, 2019 in AWS by Pankaj Sharma
 • 8,199 views
0 votes
1 answer

How to install Windows Azure Storage Emulator?

There may be an issue with the ...READ MORE

Mar 7, 2019 in Azure by Prerna
 • 1,960 points • 2,395 views
0 votes
1 answer

API call of a DynamoDB

Here is a breakdown of the API ...READ MORE

Mar 7, 2019 in AWS by Priyaj
 • 58,090 points • 323 views
0 votes
1 answer

Where can I find my credentials and configuration files?

You can find your configuration and credential ...READ MORE

Mar 7, 2019 in AWS by Priyaj
 • 58,090 points • 425 views
0 votes
1 answer

What are the different types of sevices offered by AWS?

The services offered by AWS are as ...READ MORE

Mar 7, 2019 in AWS by Priyaj
 • 58,090 points • 465 views
0 votes
1 answer

How are Java lambda functions compiled?

For Lambda expressions, the compiler doesn’t translate ...READ MORE

Mar 6, 2019 in Cloud Computing by Avantika
 • 1,520 points • 7,450 views
0 votes
1 answer

How to calculate the used database space in SQL Azure?

I don't think its possible to find ...READ MORE

Mar 5, 2019 in Azure by Archana
 • 5,640 points • 943 views
0 votes
1 answer

Which is better: Azure Blob or Azure Table?

The best solution is blob storage with ...READ MORE

Mar 5, 2019 in Azure by Archana
 • 5,640 points • 468 views
0 votes
1 answer

What are the different clause necessary for manipulating with tables in DynamoDB?

The different update clause in DynamoDb are ...READ MORE

Mar 5, 2019 in AWS by Suman
 • 409 views
0 votes
1 answer

What are the types of Expressions used in DynamoDb?

In DynamoDB expressions are the integral part ...READ MORE

Mar 5, 2019 in AWS by Ishaan
 • 503 views
0 votes
1 answer

How is read & write different in DynamoDB comapred to MySQL, Postgres or MongoDB?

When you are using a database like ...READ MORE

Mar 5, 2019 in AWS by Sukesh
 • 347 views
0 votes
1 answer

What are the types of Secondary key in DynamoDB?

The primary key is used to uniquely ...READ MORE

Mar 5, 2019 in AWS by Pranav
 • 465 views
0 votes
1 answer

DynamoDB use case

Talking about the most prominent use case ...READ MORE

Mar 5, 2019 in AWS by Nabarupa
 • 772 views
0 votes
1 answer

What are the main features of DynamoDB?

DynamoDB is a hosted NoSQL database that is ...READ MORE

Mar 5, 2019 in AWS by Esha
 • 1,399 views
+1 vote
1 answer

What are the features of S3?

The features of S3 can be listed ...READ MORE

Mar 5, 2019 in AWS by Tanya
 • 724 views
0 votes
1 answer

What are the features of AWS Direct Connect?

The features of AWS Direct Connect can ...READ MORE

Mar 5, 2019 in AWS by Tannya
 • 663 views
0 votes
1 answer

What are the benefits of using AWS Lambda?

The benefits of Lambda functions are as ...READ MORE

Mar 5, 2019 in AWS by Esha
 • 613 views
0 votes
1 answer

What are the services that can be used with Amazon VPC?

Almost all the services provided by AWS ...READ MORE

Mar 5, 2019 in AWS by Ravish
 • 516 views
0 votes
1 answer

What is the service limit of a Lambda function?

This table will help you understand the ...READ MORE

Mar 5, 2019 in AWS by Ravi
 • 628 views
0 votes
1 answer

What is the resource limit of Lambda?

Here is a list that I found ...READ MORE

Mar 5, 2019 in AWS by Ravi
 • 456 views
0 votes
1 answer

What are the features of ELB?

ELB is designed to handle unlimited requests ...READ MORE

Mar 5, 2019 in AWS by Subhash
 • 695 views
0 votes
1 answer

How to check if multiple files exist in Azure container?

foreach loop is the most efficient way though. ...READ MORE

Mar 4, 2019 in Azure by Prerna
 • 1,960 points • 3,419 views
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1 answer

Azure has 3 different types of storage accounts. Is there any major difference between them?

Azure Storage provides three types of storage ...READ MORE

Mar 4, 2019 in Azure by Prerna
 • 1,960 points • 25,803 views
0 votes
1 answer

What is Amazon Aurora?

Amazon Aurora is a relational database engine ...READ MORE

Mar 4, 2019 in AWS by Priyaj
 • 58,090 points • 671 views
0 votes
1 answer

What is the difference between run-instance and create-instance?

These two are the services for AWS, ...READ MORE

Mar 1, 2019 in AWS by Priyaj
 • 58,090 points • 2,535 views
0 votes
1 answer

Is there a feature to automatically add private DNS to Amazon Route53?

I'm not sure what you mean with ...READ MORE

Mar 1, 2019 in AWS by Archana
 • 5,640 points • 612 views
0 votes
1 answer

How is data transfer calculated in Amazon S3?

You pay for all traffic going out ...READ MORE

Mar 1, 2019 in AWS by Archana
 • 5,640 points • 2,462 views
+1 vote
1 answer

difference between client and resource in boto3

The main difference between Client and Resources ...READ MORE

Mar 1, 2019 in AWS by Priyaj
 • 58,090 points • 9,880 views
0 votes
1 answer

How to create a EMR Cluster using Java AWS SDK?

The Java code for creating an EMR ...READ MORE

Feb 27, 2019 in AWS by Priyaj
 • 58,090 points • 1,269 views
0 votes
1 answer

How to create EMR cluster using Python boto3?

The python boto3 code for creating a ...READ MORE

Feb 27, 2019 in AWS by Priyaj
 • 58,090 points • 8,910 views
0 votes
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How to create EMR cluster using AWS CLI?

The command to create EMR cluster using ...READ MORE

Feb 27, 2019 in AWS by Priyaj
 • 58,090 points • 1,718 views
0 votes
1 answer

How to create a EMR cluster?

Creating a EMR cluster is just a ...READ MORE

Feb 27, 2019 in AWS by Priyaj
 • 58,090 points • 2,915 views
0 votes
1 answer

Is it possible to perform a batch upload to Amazon S3?

You can upload S3 via AWS CLI tool using ...READ MORE

Feb 27, 2019 in AWS by Archana
 • 5,640 points • 2,646 views
0 votes
1 answer

How to auto scale Amazon DynamoDB throughput?

There are different tools using which you ...READ MORE

Feb 27, 2019 in AWS by Archana
 • 5,640 points • 505 views
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