Question : How does RDS automate common administrative tasks, such as performing backups and patching the database software that powers your DB Instance? 1. By default, Amazon RDS manage on my behalf 2. You have to configure during DB Instance Setup 3. Access Mostly Uused Products by 50000+ Subscribers 4. DBInstance owner can configure it any time
Amazon RDS manages the work involved in setting up a relational database, from provisioning the infrastructure capacity you request to installing the database software. Once your database is running on its own DB Instance, Amazon RDS automates common administrative tasks, such as performing backups and patching the database software that powers your DB Instance. For optional Multi-AZ deployments (currently supported for MySQL and Oracle database engines), Amazon RDS also manages synchronous data replication across Availability Zones and automatic failover.
Since Amazon RDS provides native database access, you interact with the relational database software as you normally would. This means you are still responsible for managing the database settings that are specific to your application. You will need to build the relational schema that best fits your use case and are responsible for any performance tuning to optimize your database for your applications workflow.
Question : Which of the following options will protect your objects in S from being both deleted and being overwritten accidentally?
1. Access S3 data using only signed URLs. 2. Enable S3 versioning on the bucket and enable Enable Multifactor Authentication (MFA) on the bucket. 3. Access Mostly Uused Products by 50000+ Subscribers 4. Disable S3 delete using an IAM bucket policy.
Explanation: Versioning is obvious, however by enabling versioning's MFA Delete capability, which uses multi-factor authentication, can be used to provide an additional layer of security
Question : You are making a new web application which will be stateless (i.e. it will not store session data locally). What AWS services can you use to store session data.
1. Create an A record pointing to the IP address of the load balancer 2. Create a CNAME record pointing to the load balancer DNS name. 3. Access Mostly Uused Products by 50000+ Subscribers 4. Create an A record aliased to the load balancer DNS name
Ans : 3 Exp : Associating Your Custom Domain Name with Your Load Balancer Name
First, if you haven't already done so, register your domain name. The Internet Corporation for Assigned Names and Numbers (ICANN) manages domain names on the Internet. You register a domain name using a domain name registrar, an ICANN-accredited organization that manages the registry of domain names. The website for your registrar will provide detailed instructions and pricing information for registering your domain name. For more information, see the following resources:
To use Amazon Route 53 to register a domain name, see Registering Domain Names Using Amazon Route 53 in the Amazon Route 53 Developer Guide.
For a list of accredited registrars, see the Accredited Registrar Directory.
If you have a domain name but are using another DNS service, such as your domain registrar, consider the option to use Amazon Route 53 as your DNS service. When you use Amazon Route 53 as your DNS service, you can create an alias resource record set, which has the following advantages over other DNS services for routing DNS queries to your load balancer:
Amazon Route 53 doesn't charge for DNS queries for alias resource record sets.
You can use alias record sets to route DNS queries to your load balancer for the zone apex of your domain (for example, example.com). If you're using a different DNS service, you need to create a CNAME resource record set to route queries to your load balancer, but DNS doesn't allow you to create a CNAME resource record set for the zone apex. (Note that some DNS services provide a workaround.)
Question : What is the minimum time Interval for the data that Amazon CloudWatch receives and aggregates? 1. One second 2. Five seconds 3. Access Mostly Uused Products by 50000+ Subscribers 4. Three minutes 5. Five minutes
Ans : 1 Exp : What is the minimum time interval granularity for the data that Amazon CloudWatch receives and aggregates?
Many metrics are received and aggregated at 1-minute intervals. Some are at 3-minute or 5-minute intervals.
Question : Which of the following statements are true about Amazon Route resource records? Choose 2 answers A. An Alias record can map one DNS name to another Amazon Route 53 DNS name. B. A CNAME record can be created for your zone apex. C. An Amazon Route 53 CNAME record can point to any DNS record hosted anywhere. D. TTL can be set for an Alias record in Amazon Route 53. E. An Amazon Route 53 Alias record can point to any DNS record hosted anywhere.
1. Certificates must follow the X.509 PEM format. 2. Public and private certificate files can have more than one certificate 3. Access Mostly Uused Products by 50000+ Subscribers 4. 2 and 3 both are correct 5. 1 and 3 are correct
Ans : 2 Exp : The AWS Storage Gateway is a service connecting an on-premises software appliance with cloud-based storage to provide seamless and secure integration between an organization"s on-premises IT environment and AWS"s storage infrastructure. The service enables you to securely store data to the AWS cloud for scalable and cost-effective storage. The AWS Storage Gateway supports industry-standard storage protocols that work with your existing applications. It provides low-latency performance by maintaining frequently accessed data on-premises while encrypting and storing all of your data in Amazon Simple Storage Service (Amazon S3) or Amazon Glacier. Q. Does the AWS Storage Gateway encrypt my data?
The AWS Storage Gateway encrypts all data in-transit to and from AWS via SSL. All volume and snapshot data stored in AWS using Gateway-Stored Volumes/Gateway-Cached Volumes and all virtual tape data stored in AWS using Gateway-VTL is encrypted-at-rest using Advanced Encryption Standard (AES) 256, a secure symmetric-key encryption standard using 256-bit encryption keys. : Is my data encrypted? Yes, all data in the service will be encrypted on the server side. Amazon Glacier handles key management and key protection for you. Amazon Glacier uses one of the strongest block ciphers available, 256-bit Advanced Encryption Standard (AES-256). 256-bit is the largest key size defined for AES. Customers wishing to manage their own keys can encrypt data prior to uploading it.
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Question : A customer implemented AWS Storage Gateway with a gateway-cached volume at their main office. An event takes the link between the main and branch office offline. Which methods will enable the branch office to access their data? Choose 3 answers
A. Use a HTTPS GET to the Amazon S3 bucket where the files are located. B. Restore by implementing a lifecycle policy on the Amazon S3 bucket. C. Make an Amazon Glacier Restore API call to load the files into another Amazon S3 bucket within four to six hours. D. Launch a new AWS Storage Gateway instance AMI in Amazon EC2, and restore from a gateway snapshot. E. Create an Amazon EBS volume from a gateway snapshot, and mount it to an Amazon EC2 instance. F. Launch an AWS Storage Gateway virtual iSCSI device at the branch office, and restore from a gateway snapshot.
Question : Select the which correcly applies to changing the DB Subnet Group of your DB Instance 1. An existing DB Subnet Group can be updated to add more subnets, for existing Availability Zones
2. An existing DB Subnet Group can not be updated to add more subnets, for new Availability Zones