AWS BDS-C00 Certified Big Data Speciality Practice Test Set 5

Which of the following can be used for query optimization after data has been ingested into a Red shift?


Options are :

  • Run a query with sample data so that the optimizer can generate up-to-date data statistics
  • Run the ANALYZE command so that the optimizer can generate up-to-date data statistics (Correct)
  • You don?t need to run anything since all queries are already built for optimization by AWS.
  • Run the EXPLAIN command so that the optimizer can generate up-todate data statistics

Answer : Run the ANALYZE command so that the optimizer can generate up-to-date data statistics

Certification : Get AWS Certified Solutions Architect in 1 Day (2018 Update) Set 2

While using an Amazon Aurora 08 Cluster you are getting the below error ERROR 3 (HY000): What could be done to resolve this error ?


Options are :

  • Add more EBS storage to the under EC2 Instances
  • Use a different underlying instance type (Correct)
  • Use Instance store volumes instead
  • Use optimized EBS storage instead of SSD

Answer : Use a different underlying instance type

A. mobile application needs access for each user to store data in a Dynamo DB table. What is the best meti for granting each mobile device that ensures the application has access Dynamo DB tables for storage wb required? Choose the correct answer from the options below


Options are :

  • During the install and game configuration process, have each user create an PAM credential and assign th lAM user to a group with proper permissions to communicate with Dynamo DB. (Correct)
  • Create an PAM role with the proper permission policy to communicate with the Dynamo DB table. Use „.det identity federation, which assumes the lAM role using Assume Role With Web ldentity,
  • Create an Active Directory server and an AD user for each mobile application user. When the user signs Ii the AD sign-on, allow the AD server to federate using SAML 2.0 to PAM and assign role to the AD user which Is th assumed with Assume Role With SAML.
  • when the user signs in. granting temporary security credentials using STS.
  • Create an lAM group that only gives access to your application and to the Dynamo DB tables. Then, when writing to DynamoDB, simply include the unique device ID to associate the data with that specific user.

Answer : During the install and game configuration process, have each user create an PAM credential and assign th lAM user to a group with proper permissions to communicate with Dynamo DB.

An application is currently using the Elastic Search service in AWS. Which of the following features of the Elastic Search service allows for backups of a clusters data and state ?


Options are :

  • Automated snapshots (Correct)
  • Elastic Search Copy
  • Indexing
  • Elastic Search Migrate

Answer : Automated snapshots

Certification : Get AWS Certified Solutions Architect in 1 Day (2018 Update) Set 7

You are trying to terminate an EMR Cluster but are unable to do. Which of the following could be a possible reason for this? Please select:


Options are :

  • There is an underlying snapshot created on the cluster
  • There are security groups specified on the underlying EC2 Instances
  • The underlying EC2 Instances have EBS Volumes attached.
  • The termination protection set on the cluster (Correct)

Answer : The termination protection set on the cluster

Which of the following is not a lambda blueprint which is available when it comes to transformation using Kinesis data fire hose?


Options are :

  • Processing Cloud Trail logs (Correct)
  • Sys log Log to JSON
  • Processing Cloud Watch Logs
  • Apache Log to JSON

Answer : Processing Cloud Trail logs

Your company is planning on creating an application that is going to make use of Amazon Kinesis. The stream records are going to be stored directly In S3. Which of the following is a recommended design approach with regards to this requirement?


Options are :

  • Create a consumer application using the KCL library to store the records In
  • Use Kinesis Data Fire hose delivery stream to stream the records to S3. (Correct)
  • Use the events trigger in 53 to store the stream records
  • Create a Dynamo DB stream to store the records in S3

Answer : Use Kinesis Data Fire hose delivery stream to stream the records to S3.

AWS Solutions Architect Associate 2019 with Practice Test Set 6

To save stream records directly to storage services such as Amazon 53. Amazon Red shift or Amazon Elastic search Service, you can use a Kinesis Data Fire hose delivery stream instead of creating a consumer application Which of the following is not a performance factor when it comes to migrating databases using the AWS DB Migration service?


Options are :

  • Resource availability on the source
  • The resource capacity of the replication server
  • The VPC properties of the replication server (Correct)
  • The number of objects to be migrated

Answer : The VPC properties of the replication server

Where does the query results from Athena get stored?


Options are :

  • In a separate Athena repository
  • In Dynamo DB
  • In Amazon S3 (Correct)
  • In AWS EMR

Answer : In Amazon S3

You are trying to use Amazon Quick sight along with data stored in 53. You are not able to configure S3 as the data source. Which of the below are possible causes for the underlying issue? Choose 2 correct answers.


Options are :

  • Amazon Quick sight is not authorized to access the 53 bucket (Correct)
  • The relevant 53 bucket does not have a valid manifest file (Correct)
  • MFA is not enabled for the bucket
  • Versioning Is not enabled for the bucket

Answer : Amazon Quick sight is not authorized to access the 53 bucket The relevant 53 bucket does not have a valid manifest file

AWS Devops Engineer Professional Certified Practice Exam Set 9

Which of the following is incorrect when it comes to pull and push based approach for Splunk data ingestion?


Options are :

  • The pull-based approach is less of a maintenance overhead when compared to the push-based approach. (Correct)
  • The push-based approach can be done by streaming directly from AWS.
  • The pull-based approach offers data delivery guarantees such as retries and check pointing out of the box
  • The pull-based approach can be made using dedicated pollers running the popular Splunk Add-on for A to pull data from various AWS services such as Amazon Cloud Watch or Amazon S3

Answer : The pull-based approach is less of a maintenance overhead when compared to the push-based approach.

Which of the below 3 things can you achieve with the Cloud Watch logs service Please select: Please select:


Options are :

  • Record API calls for your AWS account and delivers log files containing API calls to your Amazon 53 bucket
  • Stream the log data into Amazon Elastic search in near real-time with Cloud Watch Logs subscriptions.
  • Stream the log data to Amazon Kinesis (Correct)
  • Send the log data to AWS Lambda for custom processing or to load into other systems

Answer : Stream the log data to Amazon Kinesis

You have an 53 bucket defined In AWS. You expect a large number of GET and PUT requests on this bucket You could expect around 200 PUT and 400 GET requests per second on the 53 bucket during a promotion period for your web site. In such a case, what could be a good design consideration to ensure optimal performance when accessing the objects In the bucket?


Options are :

  • Use different 53 bucket names
  • Ensure the object names have appropriate key names (Correct)
  • Define the buckets in different availability zones
  • Ensure the buckets have appropriate names

Answer : Ensure the object names have appropriate key names

QA : AWS Certified Solutions Architect Associate

Which of the following ca n be used to move extremely large amounts of data to AWS with up to 100 PB per device ?


Options are :

  • AWS 53 Export
  • AWS Snowball
  • AWS Import/Export
  • AWS Snowmobile (Correct)

Answer : AWS Snowmobile

Which of the following is not a supported data sources for Amazon Quick sight ?


Options are :

  • Amazon Athena
  • Amazon 53
  • Amazon Dynamo DB (Correct)
  • Amazon Red shift

Answer : Amazon Dynamo DB

A company releases new features with high frequency while demanding high application availability. As pc of the application?s testing, logs from each updated Amazon EC2 Instance of the application need to be analyzed In near real-time, to ensure that the application is working flawlessly after each deployment. Which of the following methods should you use for shipping and analyzing the logs in a highly available manner? Please select:


Options are :

  • Ship the logs to Amazon S3 for durability and use Amazon Red shift to analyze the logs in a batch manner each hour
  • Ship the logs to a large Amazon EC2 instance and analyze the logs in a live manner
  • Ship the logs to an Amazon Kinesis stream and have the consumers analyze the logs in a live manner (Correct)
  • Ship the logs to Amazon Cloud Watch Logs and use Amazon EMR to analyze the logs in a batch manner eL hour

Answer : Ship the logs to an Amazon Kinesis stream and have the consumers analyze the logs in a live manner

Certification : Get AWS Certified Solutions Architect in 1 Day (2018 Update) Set 8

Which of the following features in AWS loT Core allows you can create a persistent, virtual version, or shadow,” of each device?


Options are :

  • Device Mobile
  • Device Registries
  • Device shadows (Correct)
  • Device copies

Answer : Device shadows

Your company is currently running an EMR cluster which is used to perform a processing task every day from 6pm to 11 pm. But the senior management has noticed that the cluster is being billed for the entire day. Which of the following configurations for the cluster can help reduce the costs for the cluster?


Options are :

  • Use Reserved instances in the EMR cluster to save on costs
  • None of these
  • Use transient clusters in EMR (Correct)
  • Use the Auto scaling service to scale up and scale down nodes based on demand.

Answer : Use transient clusters in EMR

The AWS loT Core Device Gateway has support for which of the below protocols. Choose 2 answers from the options given below Please select?


Options are :

  • MQTT (Correct)
  • PPP
  • Web sockets (Correct)
  • IKE

Answer : MQTT Web sockets

AWS Devops Engineer Professional Certified Practice Exam Set 9

Which of the following mechanisms can be used to protect data at rest in the Simple Storage Service? Choose 2 answers from the options given below Please select:


Options are :

  • SSE-KMS (Correct)
  • SSL
  • HTTPS
  • SSE-53 (Correct)

Answer : SSE-KMS SSE-53

Which of the following component for the AWS Machine learning service is used to generate predictions using the patterns extracted from the input data ?


Options are :

  • Data Sources
  • Models „ (Correct)
  • Patterns
  • Evaluations

Answer : Models „

Which of the following SQL function statements can be used in Red shift to specify a result when there are multiple conditions?


Options are :

  • If/then/else expression
  • Case expression (Correct)
  • lf then expression
  • If expression

Answer : Case expression

AWS SOA-C00 Certified Sys Ops Administrator Associate Exam Set 6

Which of the following is used by the Spark Streaming tool to consume data from Amazon Kinesis?


Options are :

  • Amazon Kinesis Producer Library (Correct)
  • Amazon Fire hose
  • Amazon Kinesis Client Library
  • Amazon Kinesis Consumer Library

Answer : Amazon Kinesis Producer Library

When a database is created in Amazon Aurora what are the 2 types of instances created. Choose 2 answers from the options given below?


Options are :

  • Backup instance
  • Aurora Replica (Correct)
  • initial instance
  • Primary instance (Correct)

Answer : Aurora Replica Primary instance

Which of the following can be used for encryption of databases in AWS Red shift? Choose 2 answers from the options given below ?


Options are :

  • S3-SSE
  • LUKS (Correct)
  • AWS KMS (Correct)
  • AWS Cloud HSM

Answer : LUKS AWS KMS

Certification : Get AWS Certified Solutions Architect in 1 Day (2018 Update) Set 2

Which of the following in lAM best practice is relevant to the term of “granting only the permissions required to perform a task ?


Options are :

  • Creating lAM Groups
  • Policy rotation
  • Least privilege (Correct)
  • Creating AM users

Answer : Least privilege

You need to perform ad-hoc SQL queries on structured data. Data comes in constantly at a high velocity. What services should you use?


Options are :

  • Kinesis Firehose and Red shift
  • Kinesis Streams and RDS
  • EMR + Red shift (Correct)
  • EMR using Hive

Answer : EMR + Red shift

Which of the following is used by the AWS Athena service in partitioning data? Please select:


Options are :

  • Hive (Correct)
  • D3.js
  • EMR
  • Log stash

Answer : Hive

Practice Exam : AWS Certified Solutions Architect Associate

When configuring AWS Kinesis streams as the source for a Kinesis Data Fire hose delivery stream which of following API calls can be used to add data to the Kinesis Data Fire hose delivery stream. Choose 2 answers from the options given below?


Options are :

  • Send Record
  • Put Records (Correct)
  • Put Record . (Correct)
  • Put Record Batch

Answer : Put Records Put Record .

Your EMR cluster uses twelve m4.large instances and runs 24 hours per day, but it is only used for processing and reporting during business hours. Which options can you use reduce the costs? Choose 2 answers from the options given below?


Options are :

  • Use Spot instances for tasks nodes when needed (Correct)
  • Use Reserved Instances for the task nodes
  • Use Auto scaling to scale In and scale out the cluster whenever required.
  • Migrate the data from HDFS to 53 using S3DispCp and turn off the cluster when not in use (Correct)

Answer : Use Spot instances for tasks nodes when needed Migrate the data from HDFS to 53 using S3DispCp and turn off the cluster when not in use

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