Aws Database Interview Questions
What Are Some Of The Largest Cloud Providers And Databases
The interviewer may want to test your wider knowledge regarding different cloud and database providers. You should mention several key names, although depending on the hiring company’s chosen cloud providers you may need to elaborate on some of them.
Example:âSome of the largest such providers are Amazon Simple Database, Google Bigtable, SAP, EnterpriseDB, Cloud SQL, Azure and Rackspace.â
Please note that none of the companies mentionedin this article are associated with Indeed.
What Do You Understand By A Security Group
When you create an instance in AWS, you may or may not want that instance to be accessible from the public network. Moreover, you may want that instance to be accessible from some networks and not from others.
Security Groups are a type of rule-based Virtual Firewall using which you can control access to your instances. You can create rules defining the Port Numbers, Networks, or protocols from which you want to allow access or deny access.
Tell Me When You Decide To Go Along With The Group Decision Even If You Disagree
There are a few different ways to answer this question. One way is to discuss a time when you were in disagreement with the rest of the group, but you decided to go along with their decision anyways. This can show that you are a team player and willing to compromise to get the job done.
Another way to answer this question is to discuss a time when you agreed with the group decision, even if you didn’t necessarily agree with it. This can show that you have good judgment and make decisions quickly.
What Is The Role Of Tags In Amazon Lightsail
Tags will be helpful when there are many resources of the same type. You can group and filter the resources in the Lightsail console or API based on the tags assigned to them.Tags help to track and allocate costs for various resources and users. Billing can be split based on projects as well as users with the help of cost allocation tagsWith the help of tags, you can manage your AWS resources by providing access control to users. So, users can manage data on the resources only within their limits.
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What Do You Mean By Launch Configuration In Amazon Ec2 Auto Scaling
It is the template that Amazon EC2 Auto Scaling uses to launch EC2 instances. When you make a launch configuration, you need to specify information such as Amazon Machine Image , the instance type, security groups, a key pair, and block device mapping. Whenever an EC2 instance is launched, you must specify the launch configuration in detail.
What Is The Blue/green Deployment Pattern And How Does It Work
It is a popular way of continuous deployment for reducing downtime. It involves sending data from one instance to the next. You must replace the old code with a new one to use a new version of the code. The new version is in a green setting, while the old one resides in a blue one. After implementing changes to the existing version, you’ll have to create a new instance from the old one to run the newer version.
What Is A Maintenance Window In Amazon Rds Will Your Db Instance Be Available During Maintenance Events
RDS maintenance window lets you decide when DB instance modifications, database engine version upgrades, and software patching have to occur. The automatic scheduling is done only for patches that are related to security and durability. By default, there is a 30-minute value assigned as the maintenance window and the DB instance will still be available during these events though you might observe a minimal effect on performance.
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Mention The Difference Between Stateful And Stateless Firewalls
With Stateful Firewalls, you can apply effective policy enforcement using complete network traffic details since it tracks all the aspects of a traffic flow. Stateful firewalls allow integrating encryption, packet states, TCP stages, and many more.On the other hand, stateless firewalls focus only on the individual data packets with pre-set rules, so it helps filter traffic. Stateless firewalls cannot identify the threats in the traffic apart from the content in the header of packets.
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Tell Me About A Time When You Had To Work With Limited Time Or Resources
There are a few ways to answer this question. One way is to share a time when you had to work with a tight deadline. You can talk about how you managed your time and resources efficiently to meet the deadline.
Another way to answer this question is to share a time when you had to work with limited resources. You can talk about how you were creative and innovative ways to get the most out of your resources.
What Technical Topics Should You Be Prepared To Address
Before you dig into the technical topics you may be asked about during your interview, connect with your recruiting point of contact to understand the subjects/skills youll most likely be discussing and demonstrating. In general, our technical interviews typically require you to perform coding and system design white boarding exercises. Also keep in mind that invention is in our DNA, and technology is the fundamental tool we wield to evolve and improve every aspect of the experience we provide our customers. When reviewing the below topics, keep the customer top of mind.
An important part of Amazons Software Development Engineer hiring process is the completion of an online assessment which includes a coding test. We invite you to prepare for the experience by taking this sample coding challenge. You can become comfortable with the environment and experience practice questions which are similar to the actual assessment. You can click through this as many times as youd like!
Interviewing for a software engineer role that requires at least 2 years of experience? Learn how to successfully demonstrate your skills in interviews.
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How To Answer Amazon Interview Questions
The Amazon interview process is notoriously difficult. To make the process a bit easier, here are some tips for answering Amazon interview questions:
- Go through the company’s website and research what they do.
- Know your resume inside out, and be able to speak to your experience and how it relates to the position you are applying for
- Practice, practice, practice. The best way to get comfortable with an interview is to practice in advance.
- Be prepared to answer behavioral questions and other question types.
If An Organization Splits Its Workload Between Public Cloud And Private Servers What Do You Call This Approach
The organization to which you’re applying may use both public and private servers. This question ensures that you know how to use this approach. In your answer, provide a short definition and describe any important components of using the approach.
Example: “This is a hybrid cloud approach to cloud management. Some organizations use this because it may improve their speed or operating costs. In this approach, it’s essential that the two servers work seamlessly together.”
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What Is A Power User Access In Aws
An Administrator User will be similar to the owner of the AWS Resources. He can create, delete, modify or view the resources and also grant permissions to other users for the AWS Resources.
A Power User Access provides Administrator Access without the capability to manage the users and permissions. In other words, a user with Power User Access can create, delete, modify or see the resources, but he cannot grant permissions to other users.
Which Is More Important: Money Or Work
In my point of view work is more important to me. Once you achieve and overperform the target and help increase the company’s growth, then definitely money will follow.
These are a few Intermediate Level Amazon Interview Questions. Now, understand the Advanced Level Amazon Interview Questions.
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Top 30 Aws Cloud Support Engineer Interview Questions And Answers
Searching for AWS Cloud Support Engineer interview questions and answers to crack the interview in the first attempt? Youve reached the destination.
AWS is a cloud storage service offered by Amazon for reducing the issues of data storage. When you want to grow up your business, this kind of storage can help you in so many terms. In order to get AWS jobs, the desired candidates first need to crack the interview of AWS.
In this blog, you can check and understand top AWS Cloud Support Engineer Interview Questions to prepare much better for your AWS Cloud Support interview. If youre looking for more interview questions for other AWS job roles, check out our previous article that covers the top 50 AWS interview questions.
Sometimes, AWS Cloud is termed as the combination of laaS, Paas and SaaS. And your role in such job of Cloud Support Engineer will be to provide the required technical help & support to the customers of AWS. Candidates can prefer their working shifts just after cracking the interview.
What Is Amazon Efs
Amazon EFS is a simple and serverless Elastic File System. It allows adding or removing files on the file system without provisioning and management. This service creates file systems using EC2 launch instance wizard, EFS Console, CLI, and API. You can reduce costs significantly since accessed files will be moved automatically over a period.
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Here At Aws We Take Pride In The Quality And Expertise Of Our Software Engineering Team What Do You Feel Are The Critical Principles Of Good Software Engineering
How to Answer
This is a general question that asks you to characterize what makes a software program efficient and effective. Your ability to do this will help the interviewer understand your qualifications for the position. Your answer should incorporate both the requirements for the job – as stated in the job description – and your previous experience writing code. You should limit your answer to 2 to 3 important principles and anticipate a follow-up question from the interviewer.
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In Simple Terms Explain The Difference Between Vertical And Horizontal Scaling
If the employer currently uses vertical and horizontal scaling, they may ask this question to ensure you can use it properly. In your answer, define both of the terms and the benefits of using each.
Example: “Vertical scaling is a growth mechanism by which we give an existing machine more computing power. Horizontal scale occurs when companies grow by adding more machines to their infrastructure.”
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What Is Meant By The Concept Of Infrastructure As Code In The Context Of Configuration Management
IaC is one of the popular DevOps practices in which code and software development methods contribute to managing the entire infrastructure, from continuous integration to version control.
Some of the tasks involved in IaC are-
Rather than physical hardware setup, machine-readable definition files manage data centers.
Ensuring regular deployment of all servers and other infrastructure elements without difficulties.
Configuration, deployment, and automatic provisioning are all managed by code.
Managing cloud computing systems, also known as infrastructure as a service .
When You Had To Make A Difficult Decision With Input From A Lot Of People
The interviewer wants to know that you can handle difficult situations and take input from other people before making a decision. When answering this question, it is important to stay calm and not get defensive. Start by describing the situation in detail and explaining the process you went through to decide. Be sure to mention how you took into account the opinions of others before making your final decision. If you have an example of a difficult decision you made, share that. This will show the interviewer that you are capable of handling difficult situations.
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Your Organization Is Using Dynamodb For Its Application This Application Collects Data From Its Users Every 10 Minutes And Stores It In Dynamodb Then Every Day After A Particular Time Interval The Data Is Extracted From Dynamodb And Sent To S3 Then The Application Visualizes This Data To The Users You Are Asked To Propose A Solution To Help Optimize The Backend Of The Application For Latency At Lower Cost What Would You Recommend
ElastiCache. is a caching solution offered by Amazon.
It can be used to store a cached version of the application in a region closer to users so that when requests are made by the users the cached version of the application can respond, and hence latency will be reduced.
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Tell Me About A Time When You Took On Something Significant Outside Your Area Of Responsibility And Why Was That Important
When answering the question, you have to highlight how you successfully contributed to the organization’s goals, despite not having prior experience in that area. You can also talk about how you were able to learn on the job and develop new skills. Ultimately, you want the interviewer to see that you are willing to take on new challenges and proactively seek growth opportunities.
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How Can You Enhance Elastic Block Performance
Employers may want to see that you can maximize performance with a set amount of resources. This question requires knowledge of the AWS elastic block storage system and how to best use it. To prepare for this question, study AWS coursework or use online resources to better understand concepts in AWS.
Example: “Performance needs can vary, so I first establish what the performance level should be. It may be necessary to establish incremental improvements to account for issues that may arise. Once I understand what the performance should be, I can implement certain software and perform data striping across all volumes. It’s also important to review performance regularly and establish more protocols if an additional performance enhancement is necessary.”
Aws Vpc Interview Questions
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What Steps Will You Take To Ensure Aws Cloud Security
For software companies, security breaches are always a huge pain. AWS, thankfully, offers a wide range of security features to keep your data safe and secure. AWS offers DDoS protection, WAF, System Manager, Inspection, Config Rules, and Trusted Advisor to keep your cloud secure. AWS CloudTrail allows you to track the history of AWS API calls. It makes resource tracking and security analysis easier and ensures AWS compliance. AWS Config also improves security and identifies flaws. AWS Config keeps track of configuration records, modification alerts, and the relationships between various AWS resources. You can configure and send an SNS notice when you observe a change in the AWS resource.
How To Search A Rotated Array
There are a few ways to search a rotated array. One way is to use the binary search algorithm. This algorithm works by dividing the array in half and searching for the element in the middle. If the element is found, then the algorithm terminates. If the element is not found, the algorithm splits the array in half again and searches for the element in the middle of that subarray. This process is repeated until the element is found or the array is reduced to a single element.
Your Company Wants You To Propose A Solution So That The Companys Data Center Can Be Connected To Amazon Cloud Network What Would Be Your Proposal
The data center can be connected to the Amazon cloud network by establishing a virtual private network between the VPC and the data center. A virtual private network lets you establish a secure pathway or tunnel from your premise or device to AWS global network.
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Tell Me About A Time When You Were Able To Deliver An Important Project Under A Tight Deadline
When answering this question, you want to highlight your ability to stay calm under pressure and your ability to think on your feet. One time when I was able to deliver an important project under a tight deadline was when my company was preparing to launch a new product. We were behind schedule, and I was in charge of ensuring that all the marketing materials were ready to go. I worked around the clock for a week and was able to get everything done on time.