AWS Interview Questions - Advanced Level
Below are the Advanced AWS Interview
Questions for Experienced Professionals
1) Is the property of broadcast or multicast supported by Amazon
VPC?
Ans: No, at present, Amazon VPC is not
supporting any multicast or broadcast.
2) How many IP addresses are allowed for each account in AWS?
Ans: For each AWS account, 5 VPC elastic
addresses are allowed.
3) What is meant by Edge location?
Ans: The actual content is cached at the
places called edge locations. So whenever a user searches for the content, he
will find the same at the edge locations.
4) What is Snowball?
Ans: Snowball is an option available in
AWS to transport. Using snowball, one can transfer the data into the AWS and
out of it. It helps us in transporting massive amounts of data from one
destination to another. It helps in lowering the networking expenditure.
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5) Explain the advantages of auto-scaling?
Ans: Below listed are the advantages of
autoscaling.
·
Better availability
·
Better cost management
·
High fault-tolerant
6) What is subnet?
Ans: When a large amount of IP addresses
are divided into small chunks, then these tiny chunks are called Subnets.
7) What is the number of subnets that we can have per VPC?
Ans: Under one VPC, we can have 200
subnets.
8) What is AWS CloudTrail?
Ans: AWS Cloudtrail is an AWS service
that helps you to enable governance, risk auditing and compliance of your AWS
account. Cloud trail records event when actions are taken by the role, user or
an AWS service. Events include when actions are taken by AWS command-line interface,
AWS management console, APIs and AWS SDKs.
9) What is meant by Elasticache?
Ans: Elasticache is a web service that
makes the path easier to deploy and store the data in the cloud easily.
10) Explain about AWS Lambda?
Ans: AWS Lambda is a computational
service that enables you to run code without maintaining any servers. It
automatically executes the code whenever needed. You are required to pay for
the time that you have used it for. Lambda enables you to run the code
virtually for any kind of application without managing any servers.
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11) What is Geo Restriction in CloudFront?
Ans: It is an important feature
available in AWS which helps you in preventing the users from accessing the
content from specific regions. CloudFront is useful for distributing the
content only to desired locations.
12) What is Amazon EMR?
Ans: Amazon EMR is a survived cluster
stage and it helps you to create data structures before the intimation. Big
data technologies such as Apache Hadoop and Spark are the tools that enable you
to investigate a large amount of data. You can use the data for making
analytical goals by using the apache hive and other relevant open source
technologies.
13) What is the actual boot time taken to instance
stored-backend AMI?
Ans: It takes less than 5 minutes to
store the instance-backed AMI.
14) Explain the essential features of the Amazon cloud search?
Ans: Below listed are the essential features
of Amazon cloud search.
·
Prefixes Searches
·
Enter text search
·
Boolean searches
·
Range searches
·
Autocomplete Advice
15) Give a few examples of DB engines that are used in AWS RDS?
Ans: Following are few examples of DB
engines which are used in AWS RDS:
·
MariaDB
·
OracleDB
·
MS-SQL DB
·
MYSQL DB
·
Postgre DB
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16) What is the security group?
Ans: In AWS the in and out traffic to
instances is controlled with virtual firewalls which are known as Security
groups. Security groups allow you to control traffic based on various aspects
such as protocol, port and source destination.
17) What is the difference between block storage and file
storage?
Ans:
Block Storage: it
functions at a lower level and manages the data asset of blocks.
File Storage: The file
storage operates at a higher level or operational level and manages data in the
form of files and folders.
18) Explain the types of Routing policies available in Amazon
route S3?
Ans:
·
Latency-based
·
Weighted
·
Failover
·
Simple
·
Geolocation
19) List the default tables that we get when we create AWS VPC?
Ans:
·
Network ACL
·
Security group
·
Route table
20) List the different ways to access AWS?
Ans: We have three different ways to
access AWS, such as:
·
Console
·
SDK
·
CLI
21) What are the EBS volumes?
Ans: The EBS is the abbreviation for
Elastic Block Stores. These blocks act as a persistent volume which can be
attached to the instances. The EBS volumes will store the data even if you stop
the instances.
22) How can you control the security to your VPC?
Ans: You can use security groups,
network access controls (ACLs) and flow logs to control your VPC security.
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